TABLE OF CONTENTS
INDEX OF FIGURES
REVISION:
REV A:.............................................................................................................................................................................................MAY 2019
NOTES .......................................................................................................................................................................................... 2
FOREWORD ................................................................................................................................................................................ 3
TABLE OF CONTENTS ............................................................................................................................................................... 4
INDEX OF FIGURES .................................................................................................................................................................... 5
SECTION 1 | SAFETY .................................................................................................................................................................. 6
1.1 | SAFETY SYMBOLS .......................................................................................................................................................................... 6
1.2 | GENERAL RULES AND PRECAUTIONS .................................................................................................................................. 6
1.3 | SAFETY GUIDELINES .................................................................................................................................................................... 7
SECTION 2 | MAINTENANCE ................................................................................................................................................... 8
2.1 | BATTERY MAINTENANCE ........................................................................................................................................................... 8
2.2 | CHARGING THE BATTERY ......................................................................................................................................................... 8
2.3 | BATTERY MAINTENANCE AGM BATTERIES ........................................................................................................................ 10
2.4 | BATTERY MAINTENANCE WET CELL BATTERIES .............................................................................................................. 10
2.5 | LUBRICATION ...............................................................................................................................................................................11
2.6 | COMPONENTS REQUIRING ADJUSTMENT .......................................................................................................................11
2.7 | EXAMINATION, REPAIR, REPLACEMENT OF LIMITED LIFE COMPONENTS ..............................................................11
2.8 | SAFETY DEVICES AND SYSTEMS REQUIRING CHECKS ..................................................................................................11
2.9 | STORAGE .....................................................................................................................................................................................11
2.10 | MAJOR ALTERATIONS OR REPAIRS .....................................................................................................................................11
SECTION 3 | MAINTENANCE CHECKLISTS ......................................................................................................................... 12
3.1 | PRE-START INSPECTION CHECKLIST ................................................................................................................................... 14
3.2 | PRE-DELIVERY/ANNUAL/FREQUENT INSPECTION CHECKLIST .................................................................................. 15
SECTION 4 | TECHNICAL REFERENCES .............................................................................................................................. 16
4.1 | HYDRAULIC SCHEMATIC ......................................................................................................................................................... 16
4.2 | ELECTRICAL SCHEMATIC ....................................................................................................................................................... 18
4.3 | CONTROL BOARD DIAGNOSTIC ..........................................................................................................................................20
SECTION 5 | WIRING DIAGRAMS .......................................................................................................................................... 22
5.1 | WIRING DIAGRAM .....................................................................................................................................................................22
5.2 | LWR CTL WIRING DIAGRAM ...................................................................................................................................................24
5.3 | UPPER CONTROLS WIRING DIAGRAM ................................................................................................................................26
SECTION 6 | TROUBLESHOOTING FLOWCHARTS ...........................................................................................................28
6.1 | MAIN POWER/SAFETY CIRCUIT .............................................................................................................................................28
6.2 | DRIVE CIRCUIT ...........................................................................................................................................................................30
6.3 | ELEVATE CIRCUIT ......................................................................................................................................................................32
6.4 | LOWER CIRCUIT .........................................................................................................................................................................34
6.5 | STEER CIRCUIT ...........................................................................................................................................................................36
SECTION 7 | PARTS ..................................................................................................................................................................38
SECTION 8 | WARRANTY ........................................................................................................................................................40
SECTION 9 | INSPECTION AND REPAIR LOG .....................................................................................................................42
FIGURE 1: MAINTENANCE LOCK USE ................................................................................................................................................. 7
FIGURE 2: MAINTENANCE LOCK STORAGE ..................................................................................................................................... 7
FIGURE 3: BATTERY CHARGER LIGHT DISPLAY ............................................................................................................................... 9
FIGURE 4: BATTERY LOCATION ......................................................................................................................................................... 10
MAINTENANCE & TROUBLESHOOTING
PS-1030 | PS-1430
SUPO-742
REV A
MAINTENANCE & TROUBLESHOOTING
PS-1030 | PS-1430
SUPO-742
REV A
4
5