GPTWR-3 SERIES (2008 Release) - Maxon

SYSTEM DIAGRAMS ......................................................................................................... 45PUMP & MOTOR SOLENOID OPERATION ....................................................................... 45HYDRAULIC SCHEMATIC (POWER DOWN) .................................................................... 46ELECTRICAL SCHEMATIC (POWER DOWN) ................................................................... 47TROUBLESHOOTING ........................................................................................................ 48PLATFORM WILL NOT RAISE & MOTOR WILL NOT RUN ............................................... 48PLATFORM WILL NOT RAISE, BUT MOTOR RUNS ......................................................... 49PLATFORM RAISES BUT LEAKS DOWN .......................................................................... 50PLATFORM RAISES PARTIALLY AND STOPS .................................................................. 52LIFTGATE WILL NOT LIFT RATED CAPACITY .................................................................. 53PLATFORM RAISES SLOWLY ........................................................................................... 54PLATFORM WILL NOT LOWER, LOWERS TOO SLOWLY OR TOO QUICKLY ................ 56PLATFORM BEGINS TO LOWER ON LH SIDE, BUT WILL NOT LOWER ON RH SIDE .. 58PLATFORM WILL NOT TILT DOWN TO THE GROUND .................................................... 61