Trolley
Problème
GB
The trolley will not operate
Rotates in one direction
Movement of trolley reversed in
relation to buttons on control
station
Poor rotation of trolley motor
with muffled noise
28
Cause possible
Main isolating switch off
Emergency stop activated
Power supply cut
Contacts on control station fautly
Contactor coil burnt out
Power supply phases reversed
Faulty power supply network
Significiant voltage drop
Faulty gearbox
Overload
Actions
Set it to "on" position
De activate the emergency stop
Check all the electrical connections
Call in an approved engineer
Call in an approved engineer
Reverse two phases
Check the supply voltage
Check that voltage is correct and
there is no overload
Call in an approved engineer
Check and reduce the load