Hello ruanluow1203, thank you for your message. For technical questions you can always write an e-mail to our Serviceteam: service@hanselmann.de Our team will take care about your topic and contact you as soon as possible. Have a great rest of your day! Thanks and kind regards. Sarah
What to do when boom does not want to lift up but it extends and goes down?
Hello ruanluow1203,
thank you for your message.
For technical questions you can always write an e-mail to our Serviceteam: service@hanselmann.de
Our team will take care about your topic and contact you as soon as possible.
Have a great rest of your day!
Thanks and kind regards.
Sarah