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CONTENTS
FOREWORD............................................................................................................................................2
1. GENERAL.........................................................................................................................................3
1.1 INTRODUCTION – MAINTENANCE SAFETY PRECAUTIONS..............................................3
1.2 MEASUREMENT CONVERSIONS..........................................................................................7
2. SPECIFICATION.............................................................................................................................11
2.1 LOCATION OF COMPONENTS ............................................................................................11
2.2 SPECIFICATION SHEETS.....................................................................................................12
2.3 LUBRICATION.......................................................................................................................13
3. ELECTRICAL SYSTEM..................................................................................................................14
3.1 ELECTRICAL DIAGRAM.......................................................................................................14
3.2 INSTALLATION OF ELECTRIC.............................................................................................17
3.3 DRIVE WHEEL.......................................................................................................................19
3.4 POWER UNIT.........................................................................................................................19
3.5 BATTERY...............................................................................................................................19
3.6 CHARGER .............................................................................................................................24
3.7 CURTIS CONTROLLER ........................................................................................................29
3.8 BATTERY INDICATOR..........................................................................................................36
3.9 REPLACING THE ELECTRIC PARTS ..................................................................................38
3.10 TOOL FOR REPAIRING THE PIN OF ELECTRICAL PLUG .................................................43
4. HYDRAULIC SYSTEM....................................................................................................................44
4.1 HYDRAULIC FLOW DIAGRAM .........................................................................................44
4.2 INSTALLATION OF HYDRAULIC SYSTEM........................................................................44
4.3 REPLACING THE POWER UNIT ........................................................................................45
4.4 REPLACING THE CYLINDER.............................................................................................46
4.5 CLEANING OIL TANK AND FILTER...................................................................................47
4.6 TROUBLE DIAGNOSTICS ..................................................................................................48
5. DRIVE WHEEL................................................................................................................................50
5.1 REPLACING THE DRIVE SYSTEM AND WHEEL..............................................................51
5.2 REPLACING THE CARBON BRUSH KIT...........................................................................52
5.3 REPLACING THE BRAKE...................................................................................................52
5.4 THE BRAKE CLEARANCE ADJUSTMENT........................................................................52
6. CONTROL HANDLE.......................................................................................................................54
6.1 REPLACING THE CONTROL HANDLE................................................................................55
6.2 REPLACING THE AIR SPRING AND MICRO SWITCH........................................................57
7. CASTER WHEEL............................................................................................................................58
7.1 REPLACING OF THE CASTER WHEEL...............................................................................58
7.2 ADJUSTING THE PRESSURE FOR THE DRIVE WHEEL ...................................................58
8. TROUBLE DIAGNOSTICS.............................................................................................................59
8.1 MAINTENANCE LIST ............................................................................................................59
8.2 TROUBLE SHOOT.................................................................................................................60