[mcgonaglea345]

Hi i have a 7840 and the lift will not work looking to sèe if it a easy fix the theres a orange light flashing but no movement of the lift arms cheers

 

[HarveyW]

I suspect the flashing light is the lift disabled light, indicating a fault in the lift circuit. Lift may need calibration, but most likely there's an error code?? Check for error codes.