ZZHZ should send technicians to train buyers’ workers after installing the moment limiter of launching gantry ; on one hand the production for users won’t be affected for large duty bridge girder launchercommon failures of instrument, on the other hand the manufacturer can reduce cost. Users should master the follows as receiving training:

(1)    Different types of crane, different sensing force mechanism, different methods for installation;

(2)    There will be some deviation more or less after using the moment limiter for some time. Adjustment method: carefully read the operating instruction manual and adjust it one to two times guided by manufacturers, then you will know exactly about the trouble.

(3)    Training receiver should learn from service staff some handling and analytical methods for common failures as many as possible, and carefully make a record for future use.

(4)    Key point to use the moment limiter is to master functions of press buttons on the panel. For operators, functions of some common-used buttons should be kept in mind.