Force Adjustments for Guardian Garage Door Opener

How to adjust the force settings on a Guardian 415 garage door opener.
Over time, it is normal for a garage door to require a different force to open or close. This video will provide instruction on adjusting the force setting for Guardian Models 315, 415 and 425.
Once per month and after adjusting forces, please perform the safety reversal test as shown in the owner's manual.
Owner's Manual - www.adhguardian....
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