How 1 YouTube Comment saved a $50,000 Engine from DESTRUCTION.

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  • Опубліковано 13 тра 2023
  • In this video we are very thankful to Roc and Hell's Canyon Diesel for letting us know that a supposed fine repair was going to cause complete destruction of this expensive engine. @AdeptApe on Venmo or AdeptApe@yahoo.com on PayPal for donations, thank you so much for supporting the channel!
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КОМЕНТАРІ • 1 тис.

  • @oldcatmech
    @oldcatmech Рік тому +5476

    Great follow up, showing all that you had to check! Glad you lesson to the comments, and do a follow up! Great video!!! Keep up the good work!

    • @AdeptApe
      @AdeptApe  Рік тому +762

      Thank you Roc for the comment and your knowledge. Really saved the day on this one!

    • @melvingibson4525
      @melvingibson4525 Рік тому +26

      Those look like the same type of bridges as a 3500/3600. You can adjust them either according to degrees of rotation once it makes contact or with a dial indicator

    • @dertmatyui
      @dertmatyui Рік тому +65

      I can only see your username but if your roc, your a legend!

    • @BrendanKenny
      @BrendanKenny Рік тому +72

      Great job on the comment, Roc! People like you are the reason I do read comments, and enjoy reading them.

    • @manvsroad7691
      @manvsroad7691 Рік тому +29

      Great catch Roc!!

  • @davidmitchell7183
    @davidmitchell7183 Рік тому +4993

    You could be the first mechanic that learned about the problem the "easy way".

    • @mattmanyam
      @mattmanyam Рік тому +65

      Lol, nice!

    • @mrkv4k
      @mrkv4k Рік тому +30

      Doubt that he would be the first one. That thing, when you have a problem and after some struggle, you come up with a solution that you have to revise or completely throw away, because you had a talk with an older and more experienced friend over a beer later that night, also happens.

    • @squareeyes1117
      @squareeyes1117 11 місяців тому +25

      I dropped oil on a 5 banger ranger a few months ago, I pissed off for smoko. Had the foreman come running over screaming. "You need to put oil in it right now. Don't go to smoko!"
      I thought he was taking the piss, just being a a prick. The ranger had no oil for about half an hour. The foreman was freaking out and said the oil pump will destruct itself. Well it didn't. So lesson learnt the easy way, Ford's are even worse than I already thought.

    • @ThrasherGnar
      @ThrasherGnar 11 місяців тому +1

      That made me laugh, thanks Dave!

    • @johnrtrucker
      @johnrtrucker 10 місяців тому +10

      A wise man learns from other people's mistakes and a true professional passes that knowledge on. Kudos to roc for preventing a disaster and kudos to ape for double checking and not letting an ego get in the way! I just can't believe there was nothing in the cat system about this!

  • @deanh7190
    @deanh7190 Рік тому +4686

    That's 50,000 more reasons why the company is wise to let you film. Well done.

    • @Westonsito
      @Westonsito Рік тому +169

      And it sounds like its time to hire the commentor.

    • @ChronoTango
      @ChronoTango Рік тому +329

      Two reasons it’s bad to let someone film:
      1. It’s disruptive of work
      2. The company has bad practices they’d rather not be broadcast
      This guy is good at his job and the company has nothing to hide. It’s a win win.

    • @darkracer1252
      @darkracer1252 Рік тому +16

      in the mean time. the youtube filming itself might be the reason he made the mistake.
      can't be distracted while doing your work

    • @marktemplin1159
      @marktemplin1159 Рік тому +7

      Very good point 🤔👍

    • @krabysniper
      @krabysniper Рік тому +167

      ​@@darkracer1252 wrong, he clearly stated he had "never heard of this before" so NO, he wasn't "distracted", you may get distracted while recording yourself doing a job, doesn't mean everyone else has that problem.

  • @JohnSmith-ih9rh
    @JohnSmith-ih9rh Рік тому +1690

    A mechanic that admits he doesn't know everything is the best you can find.

    • @rearspeaker6364
      @rearspeaker6364 Рік тому +11

      💯!!!!!

    • @electric7487
      @electric7487 Рік тому +55

      Better to underestimate your own knowledge than to overestimate your own knowledge.

    • @tnast
      @tnast Рік тому +25

      Had a transmission replaced once, and when the shop said "we can remove and install the transmission, but these ones are so different from most that we don't rebuild them in house", I knew I had found a gem!

    • @AlphaMachina
      @AlphaMachina Рік тому +5

      Always, always, always more to learn.

    • @jackmorrison5875
      @jackmorrison5875 Рік тому +5

      The learning never stops

  • @jameshaskell6572
    @jameshaskell6572 Рік тому +2348

    This is what makes a great mechanic. You cared enough about your work to not only check out info on a UA-cam comment but you also swallowed your pride and filmed it real time and gave the person credit who had the info. This is so rare I am super impressed. Our country would be in a lot better shape with more people like you. Think about that every one! Josh you are 1 and a million. I have too been a tech for 15 years plus and can count on 1 hand people who gave credit to others when they didn’t have too, how many people can you think of?

    • @samwalker3441
      @samwalker3441 Рік тому +18

      Well stated, James. Right on, Josh.

    • @michaelrichards4000
      @michaelrichards4000 Рік тому +9

      Great comment

    • @mikesautotruckrepairinc.cr5621
      @mikesautotruckrepairinc.cr5621 Рік тому +14

      I completely agree with your comment James and if you don't stay humble as a mechanic you will be humbled, that's for certain.

    • @cryptidnomad3850
      @cryptidnomad3850 Рік тому +3

      Thats a real feel good video,,👍

    • @jameshaskell6572
      @jameshaskell6572 Рік тому +6

      @@mikesautotruckrepairinc.cr5621
      Man are you right on that one, that’s as good as a proverb in the Bible

  • @lawman1995
    @lawman1995 Рік тому +1148

    That sinking feeling when you are at home and realize you missed something or forgot something is always the worst. I thought I left the heater on in my ultrasonic cleaner one friday and convinced myself that I was going to burn the shop down in my head so I had to drive 30 minutes to work on a Saturday morning to check.

    • @markm0000
      @markm0000 Рік тому +73

      There should be a thermal fuse on that before it ignites the solvent. You should check it to be sure and install one if it doesn’t have it.

    • @dicktrickles1870
      @dicktrickles1870 Рік тому +61

      Yeah...I work on aircraft...tell me about it.

    • @matti8894
      @matti8894 Рік тому +20

      It sure happens more often than we’d like to admit.

    • @ssnerd583
      @ssnerd583 Рік тому +32

      @@dicktrickles1870 ...yep....me too....A&P since 1983, so....ive had a few of those 'oh shit...." moments.

    • @mikemorse8592
      @mikemorse8592 Рік тому +32

      Got a lot of miles on my car from running back to check the torch tanks😂

  • @boogieman3165
    @boogieman3165 Рік тому +1294

    I think Roc Schall deserves some free merch from you and CAT for that save.

    • @RM.....
      @RM..... Рік тому +63

      Definitely

    • @BackyardMechCon
      @BackyardMechCon Рік тому +22

      Was searching for this comment 😂

    • @Katsunaka
      @Katsunaka Рік тому +79

      Knowing CAT though, they'd only give you merch if had blown that engine up and just bought a new dozer.

    • @bige.3474
      @bige.3474 Рік тому +6

      Better at least send him a box of doughnuts.

    • @jimmyswollnuts7662
      @jimmyswollnuts7662 Рік тому +15

      Roc Schall is a good man

  • @frederickburns1739
    @frederickburns1739 Рік тому +351

    I'm a retired CAT&CUMMINGS knuckle buster and this reminded me of a visit with a friend that lives in a different state. While riding in his Chevy diesel pickup I heard what I considered a valve tic and I told him that he should have it looked at. Well about a month later he called me and said he wished he had listened to me as it dropped a valve.
    I watch these types of videos because you're never to old to LEARN!!!

    • @G5Hohn
      @G5Hohn Рік тому +15

      What’s a Cummings? Is that like a Cummins?

    • @tristan6509
      @tristan6509 Рік тому

      ​@@G5Hohn a cummins that cums out cum

    • @billymanilli
      @billymanilli 9 місяців тому

      He said "Cumming"... huh huh huh

    • @randyortonsdickbulge
      @randyortonsdickbulge 9 місяців тому

      @@G5Hohnprobably autocorrected lol

    • @robertpolkamp
      @robertpolkamp 5 місяців тому

      6.2 and 6.5 on old chevys had valve springs break regular.

  • @RickSolid1
    @RickSolid1 Рік тому +698

    I feel like a witnessed a once in a lifetime thing; people helping other people on the internet.

    • @rearspeaker6364
      @rearspeaker6364 Рік тому +20

      It's not as often as it should be, in this internet connected society.

    • @HubertofLiege
      @HubertofLiege Рік тому

      Just your definition of help. I’m sure everything I’ve said is helpful, but likely not!
      This was a nice catch.

    • @clintongriffin2077
      @clintongriffin2077 Рік тому +8

      There are video's online, of news people where a growth was in her neck and a Doctor noticed it from a video online and commented he seen something.. and sure enough caught cancer early

    • @bluedistortions
      @bluedistortions Рік тому +1

      I see helpful comments in most videos, and the trolls are there but the minority.

    • @ammygamer
      @ammygamer Рік тому +1

      I say this with kindness, but maybe you aren't looking in the right places? I've been helped with perhaps hundred of little tips through my life from different places. I say this as someone who has grow up with no parents, there's a **lot** of bad stuff I've avoided in life with the help of other people online. If you don't ask your search engine the right questions, it won't give you the solutions (or the kind of people) you are looking for.

  • @seagullsbtn
    @seagullsbtn Рік тому +156

    This “save” is worth every minute you’ve put into this channel. Big thanks to the subscriber for telling you.

  • @aussiebloke609
    @aussiebloke609 Рік тому +281

    It always sucks when incorrect parts can be bolted up and appear to still work. Not that one shouldn't be careful at all times, but it lacks that safety feature of the wrong part not being able to be fitted in the first place - especially important in cases like this where it's not visually obvious. Glad you caught it in time, and kudos to everyone who chimed in with good advice. 👍

    • @jaydunbar7538
      @jaydunbar7538 Рік тому +11

      Those safety features that prevent use make aftermarket modifications more difficult, swapping Oem parts from other gear and vintages is very common

    • @oldcatmech
      @oldcatmech Рік тому +12

      The latest bridges did not fit on, tell he took out the dowels, that was the earlier style head! Believe it or not there was and earlier head than than that, oiled up the rocker bridge bolt hole, because the block and head did not have an oil passage to the side as they do now! 3406A even the spacer plate was different! That is a hole different story!

    • @Apachefog
      @Apachefog Рік тому +10

      Makes me think of the air dryer filters on some of the new semis. The threaded hole is the same size as it was but the thread pitch is different. They should have made the hole a different size to prevent people from screwing up the threads.

    • @bluedistortions
      @bluedistortions Рік тому +1

      It is indeed a worst case scenario.

  • @I_Died_2_Weeks_Ago
    @I_Died_2_Weeks_Ago Рік тому +323

    I was librarian of a couple of shops in the Navy on C-130 airplanes, and I had to frequently replace maintenance instructions in our manuals that came from central command via Lockheed or other squadrons. It's shocking that a company like Caterpillar doesn't do this for all of it's dealers so that everyone's in the know.

    • @niyablake
      @niyablake Рік тому +79

      I use to repair IBM computers and I would order parts. Like say I needed a 4514A and they would send me 4514B or 4513. And they would say oh it's equivalent part or the part number changed . And if you listen to them you have now just screwed up the computer. If the part says 4514A out use part 4514A . No matter what the potato on the other end says

    • @tomgiorgini9154
      @tomgiorgini9154 Рік тому +15

      I would bet if he had followed cats service manual it would have told him the correct way to do it, caterpillar does nothing half assed

    • @tom4208
      @tom4208 Рік тому +12

      @@tomgiorgini9154 well apparenty they do with there boots! bought a pair of steel toes from em for like $120, they suck, destroyed in a month at a basic wharehouse job

    • @MartiensBezuidenhout
      @MartiensBezuidenhout Рік тому +11

      @@tom4208 amen to that, CAT boots are a rip off. I'm not saying you shouldn't buy expensive steel toes... just not CAT.

    • @4doorsmoorhoors542
      @4doorsmoorhoors542 Рік тому +10

      It would be in a service bulletin. I was a service manager and parts manager for LBX, HITACHI, YANMAR.
      I then would take those and compile them for all my techs and update them weekly.
      You may get an update in a manual if they have enough changes. A lot of times you need to read service bulletines.

  • @schalld1
    @schalld1 Рік тому +156

    Roc is my cousin, He was a member of the SeaBees where they taught bandaid mechanics. He has done it all. Well at least 99.5%…

    • @apersonontheinternet8006
      @apersonontheinternet8006 Рік тому +13

      You're cousin seems pretty cool. You, on the other hand...
      Kidding!

    • @AccountInactive
      @AccountInactive Рік тому +24

      ​@@apersonontheinternet8006 why would you even say this?

    • @null774
      @null774 10 місяців тому +7

      @@AccountInactivethe internet man, people out there are weird

  • @lernwithgern
    @lernwithgern Рік тому +92

    Sometimes the wisdom of the crowd is a real thing. Aren't you glad you read comments? Nice save.

  • @davetdowell
    @davetdowell 9 місяців тому +29

    As I teach to my students, no one can know everything, there's just too much to know.
    Kudos to the acknowledgement video, and to the commenters who did know and shouted out the issue.

  • @mediarav
    @mediarav Рік тому +82

    The mark of a man is he who owns the bad as well as the good. Learns, rectifies, and credits those who shared the knowledge. Bravo. Seriously, bravo. 🙌🏾

    • @SFbayArea94121
      @SFbayArea94121 9 місяців тому +1

      Pretty rare these days. From either side. Offering advice or crediting who saved from a huge problem

  • @PorscheRacer14
    @PorscheRacer14 Рік тому +101

    This reminds me of when I was changing the custom bars and chains on the feeder chain of the combine. I was pretty proud of myself doing it without asking my dad for help. Thankfully I went to gloat before firing it up since he reminded me that the feeder chain is directional and if put in wrong it'll fit, but sit just a bit higher on the teeth and bind and break. Spent the afternoon humbled doing it over again and mindful to ask others around me for advice. It just saves time in the end.

  • @roysty123
    @roysty123 Рік тому +112

    As a past Cat mechanic working on trucks and equipment, even though they maybe the same model, Cat always has a lot of little difference between the two, you can never assume what works and is on a truck engine will work on the same engine in an earthmoving machine. Found out hard way too, thankfully no damage. I worked in a small country branch and we worked on both all the time and you picked up on the differences as you worked on them. Best thing from something like this is you learn from it and you never forget it and you pass the information on to others

    • @bige.3474
      @bige.3474 Рік тому +9

      Airbus is the same way. Even though it's an A321 it's not the same as the first ones off the line. They are always changing something.

    • @johnanderson591
      @johnanderson591 5 місяців тому

      Cat is ridiculous on parts and love to surprise mechanics at all times. You can't anything for granted.😮😅

    • @jfwfreo
      @jfwfreo 2 місяці тому

      @@bige.3474The difference is that Airbus would have documentation out the wazoo to make sure that every plane gets the correct part for that specific plane.

  • @joshjones3408
    @joshjones3408 2 місяці тому +2

    Testing that by listening to the sound is actually pretty cool... really... that's how they used to test the parts of a steam engine "locomotive" all the running gear that'd how they done it with a little ball pen hammer.....I thank at 70mph the big boy's running gear is turning a 11,000 times a minute.. Great video 👍👍👍

  • @Will-lt4uo
    @Will-lt4uo Рік тому +71

    Good catch and props to the guys who contacted you.
    We never stop learning in this industry!

  • @justnsaliga8518
    @justnsaliga8518 Рік тому +21

    an expert professional shares there mistakes so others don't make them.
    an amateur covers them up and hides them to look better.
    this video has shown one thing. you sir are a true Professional.

  • @KevinMurano
    @KevinMurano Рік тому +91

    Great catch send that guy some hats for the crew. We all learn everyday….. no matter how smart or how much we know…. I like to quote “we all have our turn in the barrel “ it’s special when you can read a comment and accept someone’s input. Not many people will do that. Sometimes it goes in one ear and out the other!

  • @AdeptApe
    @AdeptApe  Рік тому +170

    Thanks for watching. Special thanks to Roc and Hell's Canyon Diesel for letting me know this was even a problem. @AdeptApe on Venmo or AdeptApe@yahoo.com on PayPal for donations, thank you so much for supporting the channel!
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    • @alfredpeasant5980
      @alfredpeasant5980 Рік тому +3

      Hook that dude up with a an employee of the year shirt.

  • @banzaii6285
    @banzaii6285 Рік тому +37

    Wow...good save. Kudos for reading and taking seriously the comment. This is a testament to quality of your channel, when actual techs and people who know what they are talking about are watching. 👍👍

  • @2packs4sure
    @2packs4sure Рік тому +90

    You would think Cat as a company would want to preserve its reputation and fully inform,,, have a sheet that covers all these details so they don't have a lot of failures out there, it's just shocking to me...

    • @ruxoneto6560
      @ruxoneto6560 Рік тому

      They factor does this shit on purposes to screw the independent up.

    • @fraidykat
      @fraidykat Рік тому +23

      Cat wants to sell a new dozer...

    • @jordaneimer2873
      @jordaneimer2873 Рік тому +13

      its a double negative for them to teach normal people how to service these things going forward. Don't expect them to remember the little guy.

    • @Nave6W
      @Nave6W Рік тому +10

      No they expect you to know, and won’t warrantee it because of that expectation . CAT is notorious for that

    • @ILikeWafflz
      @ILikeWafflz 9 місяців тому +8

      As part of a family that has a D5 for private use, the difficulty we have finding information on them makes it clear that Cat is trying to make it hard for the independent owner to maintain them. You pretty much have to befriend a Cat mechanic to figure anything out because there is very little info on the internet.

  • @volvo09
    @volvo09 Рік тому +20

    Wow, close catch! Seeing those marks is pretty damn scary!

  • @FUBBA
    @FUBBA 7 місяців тому +2

    Dude freaking did save that engine... props.

  • @markm0000
    @markm0000 Рік тому +25

    That guys comment saved the farm!

    • @adco
      @adco Рік тому +8

      And
      Josh reading comments.

  • @paulorchard7960
    @paulorchard7960 Рік тому +9

    Thats a huge save, I would never had picked up on that! You owe that subscriber a beer and steak dinner on top of the kudos you gave him! Thanks for manning up and showing this, I dont think many would have!👍🇦🇺

  • @williamkelley7654
    @williamkelley7654 Рік тому +34

    The best mechanics are the ones that listen and learn. Great save!

  • @oldcatmech
    @oldcatmech 8 місяців тому +2

    Hard to believe when I and Hell's Canyon Diesel gave a comment to your post four months ago and you did a great follow up here, to get 1M views shows that lots of people had a chance to learn some thing! Great job!

  • @melvingibson4525
    @melvingibson4525 Рік тому +34

    The best way to learn something as a mechanic is the hard way because then you'll never forget. In this case somebody else learned the hard way which is much much preferable. Glad it worked out
    Edit: you did good adjusting that bridge. A lot of people will put a wrench under that bridge to put upward pressure or use the allen as well. CAT says to just put hand pressure

  • @markmitchell457
    @markmitchell457 Рік тому +3

    On another channel "Ambition Strikes" during a live feed a viewer noticed a large bolt fall out of the mechanism that supports the blade on their 1st use of a used D-8 Caterpillar dozer they just bought.
    They saw his warning and stopped the dozer before damage was done.
    They were able to find the bolt right where the viewer said it was. Because of the rock, they had to use a metal detector to find it, but it was right where the viewer said it was.
    Comments can be useful.

  • @Wr3nch78
    @Wr3nch78 Рік тому +5

    I worked at the Milwaukee Cat dealer (Fabco, now Fabik) from 1998 to 2012. I worked in the truck shop. I missed it too watching your video. The info that you needed I believe its in a old Truck Engine News. I do have most of the TEN from 90 to 07, I took them with me when I left. If I find the article I will let you know. Im not sure if sis2.0 has the TEN archives. Good work Josh!

  • @JeffinTD
    @JeffinTD Рік тому +11

    Wow. What specific knowledge that those heads use different bridges and valves. Super lucky. That could have been a come-back from hell.

  • @djaydeved
    @djaydeved Рік тому +3

    simply amazing that you even looked into the matter, many mechanics woulda said "eh, not my problem" but, no, it is their problem, they should be informed of any possible problems from not finding the correct part, and you didnt know, yet, because it was 50k USD on the line, you wasnt bouta make more work for yourself and more lost revenue for the client
    as the saying goes "if you aint movin you aint makin money" and a broke machine dont move, and it can cost shit tons, so yeah, good on you for adressing the potential issue

    • @AdeptApe
      @AdeptApe  Рік тому +1

      Thanks for saying that.

  • @georgecaspira3637
    @georgecaspira3637 Рік тому +18

    Good on ya for paying attention and being humble enough to check your work, sign of a person who is all about getting the work done right over hiding and bluffing it. Big lesson learned for all of those who love this kind of content.

  • @rolandtamaccio3285
    @rolandtamaccio3285 Рік тому +15

    The dowells make it possible for the shallow bores in the bridges . Also, if one spring is weaker, or breaks, the dowel keeps the bridge even through its travel .

  • @mhn3773
    @mhn3773 Рік тому +1

    The goat scream was awesome. That is exactly how I feel when something like this comes up.

  • @gabrielpetersen8528
    @gabrielpetersen8528 11 місяців тому +1

    The one time in 18 years that I’ve ever seen a UA-cam comment add value to society.

  • @bobcraik7565
    @bobcraik7565 Рік тому +4

    That style bridge was used in Cummins engines. Procedure was to make adjustment, then lock the bridge in a vise for final torqueing to avoid bending valve stem.

  • @sstocker31
    @sstocker31 Рік тому +8

    It's amazing how much knowledge is out there, and they watch your videos and add critical comments so that we can all learn. Thanks to all involved!

  • @ThePhoenixAscendant
    @ThePhoenixAscendant Рік тому +2

    Reminds me of the time that a RN was watching TV and saw a local reporter had a lump on their throat and thought it looked suspicious so reached out to the news station and they talked to the reporter. Turned out the reporter had a large tumor growing in their neck and if not treated when it was it could have been fatal.
    It just takes one person's eyes to catch something that can change the world.

  • @niteshades_promise
    @niteshades_promise 5 місяців тому +1

    This is how youtube should work. People sharing knowledge. This means nothing to me. Just nice to see people helping.🍻

  • @user-pk2fg8im4u
    @user-pk2fg8im4u Рік тому +4

    That decelerator pedal is also on the "Caterpillar" challenger ag tractors. It makes swinging wide implements around a corner much less likely to break traction on the outside track. Those ag (rubber) tracks allow much higher ground speeds, and when the machine is turned sharply the outer track is quite easy to spin. Much easier to decelerate with your foot than a hand throttle.

  • @IHVA-ir9gp
    @IHVA-ir9gp Рік тому +6

    Nice to have a community of followers that shares their knowledge as you share yours. Great video. Always learn something

  • @NIGHTOWL-jf9zt
    @NIGHTOWL-jf9zt Рік тому +1

    Being an Auto mechanic for many many years now I live by these words. I do not know everything there is to know. I have been told and taught by other mechanics that just because "I" haven't heard of something doesn't mean it isn't. I admit I will still reference material, books, internet, etc. to double check. It's a good thing you actually caught the comment.

  • @roballan4944
    @roballan4944 11 місяців тому +2

    I just built a 3406 for one of our old dozers. The original windowed the block and we bought an engine from the USA as a good core. Turns out it was a new drop in from 2009. Not 1998. The head did not have dowels. I got a new 0R head and it was setup for old T style bridges. But when I ordered new bridges I got the newer style. I just went through this whole rigamorale trying to get a new reman head that had the proper valve height.

  • @mysock351C
    @mysock351C Рік тому +6

    Potential tip when installing dowels is that you can use a bronze drift to drive them in if there are no other tools available (and the suitable drift _is_ available). A socket is nearly as hard as a standard hammer face, and it can potentially mushroom the top of the dowel and cause clearance issues. Even though some care is needed since the drift usually gets trashed after a while and can shed metal if the face isn't redressed, its soft enough that it wont damage the dowels.
    Of course, if a socket is all that was on-hand due to time constraints, then you have to do what's necessary.

  • @pauljordan756
    @pauljordan756 9 місяців тому +3

    High integrity on your part Josh to share this with all your subscribers! Very cool that Roc and others posted their experience and saved an expensive outcome. Great content as always… thanks!

  • @damiandiesel1
    @damiandiesel1 Рік тому +2

    Another comment from the peanut gallery: Tighten those bridge lock nuts in a vise after setting the adjustment. I know those stems are beefier than a two stroke Detroit, but those stems are bending. Some young gun will watch you and be working a funky torque wrench or not using one and will overdo it. Great video, gotta respect a man who broadcasts and corrects his oversights. You do a tough job well and set a great example for those seeking to be the best at their craft. You will make a fine shop foreman when you are all worn out.

  • @madeofscars9355
    @madeofscars9355 Рік тому +1

    When i was a 2nd year apprentice machinist & engine reconditioner i assembled a 3406 head with the incorrect valves, (we had just about every type of valve's, guide's, rotor coil's, springs, seats, ect on the shelf) i had a lot of personal stuff going on and just wasn't with it but it still shouldn't have happened...
    Anyway it was sent out unnoticed we got a call the following day with an extremely angry customer as they had already gone past their deadline and they had to pull the head and send it back to us 200km away to fix my screw up.
    At least yours was noticed and corrected before it left the shop and the inevitable big bang happened! 👍

  • @williamshorter559
    @williamshorter559 Рік тому +8

    When i was an apprentice at a Caterpillar dealership in the mid 1970s,Cat.had a monthly newsletter that was issued to all service mechanics, an issue like this would most likely have been dealt with in this monthly newsletter i would think,i wonder if CAT still has a method of informing service personl of the latest changes,modicfications etc.

    • @erik_dk842
      @erik_dk842 Рік тому +2

      They probably get an electronic newsletter, but it's hard to distinguish the signal from the noise. Too much irrelevant information

  • @DarienSeminoff
    @DarienSeminoff Рік тому +4

    This is exactly what makes your channel my favourite on UA-cam. Awesome content and professional, credible, and ethical mechanicing.

  • @buckinthetree1233
    @buckinthetree1233 Рік тому +1

    Everyone should take notes on getting oil, or any fluid for that matter out of blind holes. I had a shop forman once who cracked a block once when he ran a bolt in a blind hole full of antifreeze. I wasn't the one who did it, but I won't ever forget it. Anytime I'm replacing a thermostat with blind bolt holes, I make sure they are dry.

  • @peteengard9966
    @peteengard9966 Рік тому +2

    Your company owes the commenters a giant thank you. I used to back off the screws on the bridges and turn until contact and 1/4 turn. Jam the nut and never had an issue.

  • @timkis64
    @timkis64 Рік тому +13

    damn, seeing the retainer marks on the bridge is a scarey sight.glad all worked out well.your a good man josh.& a hell of a mechanic.

  • @KendrasEdge757
    @KendrasEdge757 Рік тому +3

    Great for you for standin up and even admitting this let alone doing this video. Character is rare these days, but clearly still here! That’s a great thing!!
    God bless~

  • @WestCoastChris138
    @WestCoastChris138 Рік тому +2

    Great catch man, super cool you were able to get it back in the shop an make it right. Super cool the UA-cam community helped out with that! Keep up the great vids Josh

  • @PTBob721
    @PTBob721 Рік тому +2

    Great video - shows a wealth of knowledge and humility. I've only got a 5.9 Cummins to contend with but I learned a lot about patience and attacking a problem methodically and thoroughly from your video. Thanks from a new subscriber!

  • @ElkoCowboy888
    @ElkoCowboy888 Рік тому +15

    I'm surprised that some Technicians knew this was an issue but nothing had been forwarded to Caterpillar Technical Services?
    So a TSB or a new Parts update could be made to alert other Technicians.
    A 6 inch pocket rule with sliding bar is more accurate and easier to use in tight places.

    • @AdeptApe
      @AdeptApe  Рік тому +13

      That's a good idea. I have one of those too, didn't think to use it.

    • @user-dk6tc4uw9z
      @user-dk6tc4uw9z Рік тому +5

      That change of parts was done over 30 years ago and yes the were special instruction issued and noted parts do not mix. Valve stem is shorter on dowel head because the bridge dowel kept bridge positioned. When the floating bridge came out the valve stem was lengthened and we always put the slot away from the rocker shafts.

  • @MitzvosGolem1
    @MitzvosGolem1 Рік тому +7

    Awesome they informed you.
    I try to give helpful info when I see something also.
    CAT service and parts data should have informed people on this !

  • @rbrown3164
    @rbrown3164 11 місяців тому

    You’re honesty is refreshing. Great job and an great example of integrity.

  • @peteschiavoni
    @peteschiavoni Рік тому +3

    Nothing to be embarrassed about. We ALL learn stuff every day when we keep an open mind. Great job guys.

  • @mikeenglund4595
    @mikeenglund4595 Рік тому +4

    That cool that Rock helped you out like that ! That's exactly how you help us out !! Foe example that time i was confusedabout the flash codesthe truck was giving me ! I emailed you help and you pointed me in the right direction ! !! Keep it up Josh ! In today's world we need all the help we can get !!

  • @dennisrichardville4988
    @dennisrichardville4988 Рік тому +14

    You would have got to do your destruction of the week !😂

  • @hockypockies
    @hockypockies 7 місяців тому

    i've never watched this kind of content but you make this much more understandable than i could've ever imagined.
    this is awesome and also some people i know are into vehicles (one of my closest friends is into racing & cars)
    amazing job on this & props to you for listening to the guy

  • @badgerpa9
    @badgerpa9 Рік тому +2

    Glad it was caught. You get that feeling sometimes you forgot something and go back to the shop to check, Halfass Kustoms shop burned down when he was away. Glad youtube gave you the contacts that pointed this out and saved an engine. Stay safe and healthy. Weather should be getting nicer for your ride to work.

  • @masonsims8457
    @masonsims8457 Рік тому +3

    To get the bridge adjustment perfect, use 2 .010” gauges, 1 modified to fit underneath adjuster stem and regular on the other stem tip.
    Turn the 30 deg and tighten jamb, use both feelers, press down on bridge directly over pin and check the drag. You’d be surprised how you won’t have equal drag about 20% of the bridges and have to re adjust.

  • @tom4208
    @tom4208 Рік тому +3

    this video shines a bit of hope over me in a way, im an aspiring mechanic at only 23. I have only worked on my own cars and friends cars. I never made money doing this, its just something I love to do, and sometimes its hard because I dont know everything and I hate admitting it lol. but seeing how you didnt see your mistake and didnt know and had outside help, really helps me out and reminds me that everyone learns 1 way or another.

    • @petermolnar8667
      @petermolnar8667 Рік тому

      Well if you’re into heavy equipment, start out either at a dealer where you have all the information and experience, or try to work on older machines, their manuals used to be more detailed

  • @mimcduffee86
    @mimcduffee86 8 місяців тому +1

    I just want to thank you for not only reading the comments, but also for giving credit to the person who wrote the comment that saved ya. There really needs to be more content creators like you.

  • @squirellynutts
    @squirellynutts Місяць тому

    What kills most time on rebuilds is all the updates you have to dig for on sis. But its good to take the time to dig thoroughly, ive have a few slip ups but was caught prior to customer pickup. Great work yet again! Always making badass content

  • @sirmister4411
    @sirmister4411 Рік тому +5

    Yup sometimes UA-cam friends are good to have nice catch guys! We all learned something today.

  • @Graphics21
    @Graphics21 Рік тому +3

    Thats a great save. Learned something new. Could have been an expensive fix down the road. Top mechanic here people 👏👏👏👏👏👏👏👏

  • @vinyldimer
    @vinyldimer 3 місяці тому

    Well this was a nice little find coming home from work. It's just after 1AM, and this is just nice and relaxing. Also, really cool to see someone read a comment from their own channel and act upon it.

  • @rossbryan6102
    @rossbryan6102 Рік тому +1

    THIS IS WHAT IS GREAT ON THE NET!
    MECHANIC TO MECHANIC KNOWLEDGE IS JUST AS IMPORTANT AS THE MANUFACTURER PUTTING OUT NEEDED INFORMATION!!

  • @bearbait2221
    @bearbait2221 Рік тому +4

    Thanks Roc!!! save of the year. Good man Roc. We need to buy him a beer.

  • @AlwaysBored123
    @AlwaysBored123 Рік тому +5

    This is why I just shake my head at people who think the dealer is infallible. Especially when it's to the point they refuse to get work done anywhere else. I'm not saying it's your fault of course just that this is a perfect example of how even the best in the biz can still screw up.

  • @AuDHDeepDive
    @AuDHDeepDive 2 місяці тому +1

    "The Keepers Will Come Out" would be a great tag line for a Horror movie - not just a mechanical horror story 😁

  • @darwin9141
    @darwin9141 Рік тому +2

    Hopfully we never stop learning Josh. Always a good video thanks.

  • @JohnSmith-wb6kq
    @JohnSmith-wb6kq Рік тому +3

    Great vid mate, if you adjusted the bridges on a 2 stroke Detroit like that, you would bend the valves, they have a special tool where you remove the bridge , put in the tool and tighten the lock nut (or a vice works just as well), you could see the valve slightly bend at 15:12, Detroit valves are way smaller in stem diameter than the cat ones

  • @philstreeter9703
    @philstreeter9703 Рік тому +10

    A big Thank you to Roc and Hell's Canyon Diesel for letting you know about this oddity. Great video. It shows that we spend our life learning and the person that thinks they know everything is a fool!

  • @Self.reliant
    @Self.reliant Рік тому +1

    Glad you shared this with us most of the time people just fix it off camera and pretend like they knew it

  • @davidbrennan5
    @davidbrennan5 9 місяців тому +1

    You are a very good mechanic. Things happen and people make mistakes, you did the right thing by admitting this and fixing the problem. I have a ton of knowledge but I forget things sometimes also. My uncle couldn't read or write but he was one of the best mechanics I have ever met, some people learn from books and some learn from hands on experience.

  • @sethnonya8566
    @sethnonya8566 Рік тому +8

    Gonna have to buy that guy beer now

  • @lrrromicronpersei8294
    @lrrromicronpersei8294 Рік тому +4

    Nicely caught
    I’m sure any push back you received for making videos may well be overlooked in the future
    Would be interesting to know what your bosses thought about the situation

  • @_CAT-lg4sr
    @_CAT-lg4sr Рік тому

    Love the goat scream near the beginning! Nice touch. Thank you for the narration that followed the procedure as you worked, explaining what was happening here. Lucky to have caught that thanks to a knowledgeable viewer. Kudos to him.
    Got to love having youtube for this. The sharing makes us all a bit smarter.

  • @socas_nic
    @socas_nic 2 місяці тому

    It takes courage to point out a fault, but it takes even greater courage to accept the fault! This so awesome to see! This is what the internet is all about!

  • @vansohren4474
    @vansohren4474 Рік тому +4

    As a v8 engine builder I like to turn my stuff over (if possible) every time I assemble the next set of parts to make sure everything makes sense as it should even if it’s all been measured out . Not sure if this is possible on these big cats never worked on one but double checking everything is making geometrical sense and oil flow to all the parts is making sense is something I like to do when building . Small details you notice make a ok engine builder a great one 😊!

    • @335wide
      @335wide 8 місяців тому

      You're speaking nonsense. Wtf is a v8 engine builder. You're not in the trade.

  • @billmoran3812
    @billmoran3812 Рік тому +5

    Wow! That could have been bad, bad, bad. Hopefully your shop will see your YT videos as a good thing after this.

  • @DDD-us6uu
    @DDD-us6uu Рік тому +1

    Nice to know there are other mechanics as smart as you, not all comments are bad, you did good, communication is key.

  • @cargotoolshop5319
    @cargotoolshop5319 5 місяців тому

    Wow, that's like loosing the outer wheel on on your favorite roller rockers on a small block Chevy, instant valve drop, I learned more than I can remember when watching your videos, forever thankful

  • @user-dk6tc4uw9z
    @user-dk6tc4uw9z Рік тому +3

    Josh, we would not interchange doewl heads with non dowelled head, when they first came out the bridges for non dowelled were with the reman head in the box, there was a service mag on this when the change was made( paper format) yes i been w dealer for 39 years. First time i built one without dowells was concerning cause the 3406 and early B was notorious for walking the valve into the stelite seats and snapping the head and sticking it in pistom top. We had customers not aduster briges correctly and bend dowel and do exactly what you were heading for, if dowel bent will skip the bridge and knock the rotator down keeper pops out on one side and we al,hate that gut wrenching thump.

  • @tpcoachfix
    @tpcoachfix Рік тому +3

    The valve bridges in a two stroke Detroit are adjustable.
    You cant loosen and tighten the adjusting screw locknut while the bridge is on the valves though. You can bend and twist the valves.
    You need to make the adjustments then put the bridge in a vice then tighten the locknut.

  • @Charger1908
    @Charger1908 Рік тому +2

    Well it’s extremely obvious that your a stand up guy and a certified professional. Kudos to you sir.

  • @Notkdenben
    @Notkdenben Рік тому +1

    I don’t know how I came across this channel all those years ago, but funny enough, I’ve worked in the manufacturing plant and now assembly line of where these Cat engines are from. Interesting stuff to see.

  • @billcarp3523
    @billcarp3523 Рік тому +5

    Order up a steak dinner for Roc! Good call by him, for sure. You have good viewers.

    • @oldcatmech
      @oldcatmech Рік тому +3

      Thanks for the thought, but it would be ice cold by the time it gets here, I am over 700 miles away!

    • @jays8017
      @jays8017 Рік тому

      ​@@oldcatmech this is proof that comments should be left. Glad you didn't shame him like others would, and instead gave him a constructive pointer. Need more people like you.

  • @austinlayte7338
    @austinlayte7338 Рік тому +3

    nice we have a fair amount of peterbilts and t800s powered by 3406's

  • @novanut1964
    @novanut1964 Рік тому

    learn something new everyday, glad you read the comment, he was just trying to help, and you listened. good video

  • @manout-kidin8735
    @manout-kidin8735 Рік тому

    That's why i keep watching the youtube comments section .
    Videos are a gem but the comments by people are even more valuable that also give different insights that to from all angles !