general recommendations - safety - AJ Maskin AS

FAILURE DETECTION FLOW CHARTSHEET DP014NO MOVEMENT FROM THE PLATFORM CONTROL PANELSheet 1/4No movement from the platform controlpanelPlace the key switch SA1 in the«platform» position and check for24V at terminals 9 and 11 of SA124V presentNOReplace the keyswitch SA1SeeSHEETC004YESCheck for 24V on wires 9 and 11 ofthe platform control panelEND24V presentYESNOReplace the electric wiring harnessbetween the platform control paneland the chassisCheck for 24V between terminalsC1B+ and C2B- of printed circuit U2END24V presentYESNOCheck for 24V between terminals 34and 2 of the speed variatorRequest a travel or liftingmovement from the platform andmeasure voltage at themanipulator’s output terminals:• 9: -10V• 11: +10V• 10: between -10V and +10V• 5: 24V• 14 or 1: 24V24V presentYESNOReplace the electric wiring harnessbetween the platform control paneland the chassisReplace speedvariator U2ENDSee SHEET C003ENDA