Table of Contents
INTRODUCTION .......................................................................................................................................... 3
LIFTGATE TERMINOLOGY ........................................................................................................................ 4-7
HYDRAULIC CIRCUIT DIAGRAM .............................................................................................................. 8
POWER UNIT KEY COMPONENTS ........................................................................................................... 9-14
ELECTRICAL & HYDRAULIC FLOW SCHEMATICS ................................................................................ 15-18
HYDRAULIC & ELECTRICAL SCHEMATICS BUILT FROM 4/09 THRU 10/11 ....................................... 19-20
HYDRAULIC & ELECTRICAL SCHEMATICS BUILT FROM 10/11 .......................................................... 21-22
HYDRAULIC & ELECTRICAL SCHEMATIC - WORK LIGHT .................................................................... 23
HYDRAULIC & ELECTRICAL SCHEMATICS – CYCLE COUNTER ......................................................... 24-25
HYDRAULIC & ELECTRICAL SCHEMATIC- GRAVITY DOWN ON DEMAND ........................................ 26-27
HYDRAULIC & ELECTRICAL SCHEMATIC .............................................................................................. 28-31
TROUBLESHOOTING GUIDE .................................................................................................................... 32-36
LIFT CYLINDER REPLACEMENT INSTRUCTION .................................................................................... 37-38
CLOSING CYLINDER BLEEDING PROCEDURE ...................................................................................... 39
HYDRAULIC OIL CHANGING PROCEDURE ............................................................................................ 40
HIGH PITCH NOISE REPAIR ...................................................................................................................... 41
REPLACING SWITCH AND POWER CLOSE HOSES .............................................................................. 42-43
TRAVEL LATCH ENGAGMENT ................................................................................................................. 44
PREVENTIVE MAINTENANCE ................................................................................................................... 45-46
HOW TO ORDER PARTS............................................................................................................................ 47