Jlg G6-42A Service Manual Manuel d'utilisateur Page 64
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- Table des matières
- DEPANNAGE
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
Boom
3-26
G6-42A, G9-43A, G10-43A
3.10 BOOM HEAD - MOUNTED WINCH
3.10.1 Boom Head-Mounted Winch Removal
1. Using a suitable lifting device, secure the winch
assembly (15) with a nylon strap.
2. Disconnect the hydraulic hoses (16).
3. Loosen and remove the mounting bolts, washers
and nuts (17).
4. Lower the winch assembly (15) onto a suitable skid
or table.
3.10.2 Boom Head-Mounted Winch
Installation
1. Using a suitable lifting device, secure the winch
assembly (4) with a nylon strap.
2. Raise the winch assembly (4) into position behind
the boom head.
3. Apply to the previously removed mounting bolts.
4. Install the mounting bolts, washers and nuts (6)(not
shown). Torque to 200 lb-ft (271 Nm).
5. Connect the hydraulic hoses (5).
3.11 BOOM WEAR PADS
The wear pads on this machine are flat rectangular wear
pads with metal inserts.
A total of 30 wear pads are installed on the boom sections
of the G6-42A, G9-43A and G10-43A machines.
3.11.1 Wear Pad Inspection
Inspect all wear pads for wear. If the angle indicators (1)
on the ends of the wear pads are visible, the wear pads
can be reused. If the pads show uneven wear (front to
back), they should be replaced. Replace pads as a set if
worn or damaged.
3.11.2 Wear Pad Installation and Lubrication
Note: Inspect all wear pads. Replace as necessary.
The following wear pad procedure must be followed to
insure the proper wear pad installation:
• The wear pad inserts and mounting bolts MUST be
clean from any grease, oil or other contaminates
before applying Loctite
®
242™ and installing
mounting bolts.
• Apply Loctite
®
242™ to all wear pad mounting bolts.
• A spacer (2) with holes must be used before any
shim (3) is used.
• A shim (3) must be inserted between the spacer (2)
and wear pad support plate, block or boom section
(4).
• The number of shims can vary at each shim point.
• The bottom wear pads must be shimmed equally on
each side.
MAL0880
17
16
15
Ma2070
1
1
MAM1390
4
3
2
- Service Manual 1
- EFFECTIVITY PAGE 3
- SECTION CONTENTS 5
- Section Subject Page 6
- Section 1 9
- Safety Practices 9
- 1.1 INTRODUCTION 10
- 1.2 DISCLAIMER 10
- 1.4 DO NOT OPERATE TAGS 10
- 1.5 SAFETY INFORMATION 10
- 1.6 SAFETY INSTRUCTIONS 11
- 1.7 SAFETY DECALS 12
- Section 2 13
- 2.1 REPLACEMENT PARTS AND 14
- WARRANTY INFORMATION 14
- 2.2 TORQUE CHARTS 15
- (Continued) 16
- SOCKET HEAD CAP SCREWS 17
- CLASS 8.8 METRIC BOLTS 19
- CLASS 8 METRIC NUTS 19
- CLASS 10.9 METRIC BOLTS 20
- CLASS 10 METRIC NUTS 20
- M6 AND ABOVE* 21
- 2.3 SPECIFICATIONS 23
- 2.3.4 Electrical System 25
- 2.3.5 Tires 26
- 2.5 SERVICE AND MAINTENANCE 30
- SCHEDULE 30
- 2.6 LUBRICATION SCHEDULE 33
- 2.6.2 G9-43A / G10-43A 36
- Section 3 39
- 3.1 BOOM SYSTEM COMPONENT 41
- 3.2.1 Boom System Operation 42
- 3.4 COMPLETE BOOM REMOVAL/ 43
- INSTALLATION 43
- 3.5 BOOM SECTION REMOVAL/ 44
- Assembly 47
- Installation 50
- 3.6 EXTEND/RETRACT CHAIN 52
- REMOVAL/INSTALLATION 52
- CYLINDER REMOVAL/ 54
- Remove the strong back 55
- 3.8 BOOM ADJUSTMENTS 58
- G9-43A/G10-43A 60
- 3.9 QUICK SWITCH ASSEMBLY 63
- 3.11 BOOM WEAR PADS 64
- 3.12 BOOM EXTEND AND RETRACT 65
- 3.12.2 Inspection Guidelines 66
- 3.13 FORKS 68
- 3.14 EMERGENCY BOOM LOWERING 69
- PROCEDURE 69
- 3.15 TROUBLESHOOTING 71
- Section 4 75
- Cab and Covers 75
- 4.1 OPERATOR CAB AND COVERS 76
- 4.1.2 General Overview 77
- 4.2 OPERATOR CAB 79
- 4.3 CAB COMPONENTS 79
- 4.3.2 Service Brake Pedal 80
- 4.3.3 Throttle Pedal 81
- (If Equipped) 82
- (G10-43A) Joysticks 83
- (if equipped) 84
- 4.4 CAB REMOVAL 85
- 4.5 CAB INSTALLATION 86
- Section 5 89
- 5.2 GENERAL INFORMATION 91
- 5.3 AXLE ASSEMBLIES 91
- 5.3.5 Axle Removal 92
- 5.3.6 Axle Installation 93
- TRANSMISSION 98
- 5.5 WHEELS AND TIRES 99
- 5.6 BRAKES 100
- 5.7 TOWING A DISABLED MACHINE 100
- G6-42A, G9-43A, G10-43A 101
- Transmission 103
- Section 6 103
- 6.1 TRANSMISSION ASSEMBLY 104
- COMPONENT TERMINOLOGY 104
- DANA TRANSMISSION 106
- ZF TRANSMISSION 106
- Replacement 108
- 6.5 ENGINE DRIVE PLATE 109
- 6.7 TROUBLESHOOTING 112
- Problem Cause Remedy 112
- Section 7 117
- 7.1 INTRODUCTION - JOHN DEERE 118
- 7.1.4 Component Terminology 119
- 7.2 INTRODUCTION - PERKINS 120
- 7.2.4 Component Terminology 121
- 7.3 INTRODUCTION - CUMMINS 122
- 7.3.4 Component Terminology 123
- TYPICAL 124
- THERMOSTAT 124
- CUMMINS RADIATOR ASSSEMBLY 125
- 7.5 ENGINE ELECTRICAL SYSTEM 126
- 7.6 FUEL SYSTEM 126
- 7.6.2 Fuel Tank 127
- 7.7 ENGINE EXHAUST SYSTEM 128
- 7.8 AIR CLEANER ASSEMBLY 129
- 7.9 ENGINE REPLACEMENT 130
- 7.9.2 Engine Installation 131
- 7.10 TROUBLESHOOTING 133
- Section 8 135
- Hydraulic System 135
- 8.1 HYDRAULIC COMPONENT 136
- TERMINOLOGY 136
- 8.2 SAFETY INFORMATION 137
- 8.4 HYDRAULIC CIRCUITS 139
- 8.5 HYDRAULIC RESERVOIR 151
- 8.6 IMPLEMENT PUMP 152
- 8.7 CONTROL VALVES 153
- G9-43A & G10-43A 154
- 8.7.2 Service Brake Valve 156
- 8.7.3 Brake Test 156
- 8.7.4 Steering Orbitrol Valve 157
- 8.7.5 Steer Select Valve 157
- 8.8 HYDRAULIC CYLINDERS 159
- AXLE CENTER SECTION 161
- STEERING CYLINDER 161
- Section 9 165
- Electrical System 165
- TILT SPEED 167
- 9.4.3 Power Control Board 170
- 9.5.1 Before S/N 0160011059 174
- JOHN DEERE ENGINE 187
- PERKINS ENGINE 188
- DANA SHIFTER 189
- AIR CONDITIONING OPTION 195
- (JOHN DEERE ONLY) 195
- CUMMINS ENGINE 200
- 9.6 CIRCUIT BREAKDOWNS 202
- MY6360 B 203
- JOHN DEERE 204
- 9.6.3 Charging Circuit 207
- 9.7 ENGINE START CIRCUIT 209
- 9.8 CHARGING CIRCUIT 210
- 9.9 WINDOW WIPER/WASHER 211
- WINDSHIELD WIPER MOTOR 211
- 9.10 CAB HEATER AND FAN 212
- 9.11.7 Fuel Level Sender 218
- 9.12.1 Analog Gauges 219
- 9.13 DASH SWITCHES 220
- 9.13.2 Dash Switches 221
- 9.14.2 Diagnostics Menu 223
- 9.15 HAND HELD ANALYZER 224
- MAL0890A 225
- 9.16 JOYSTICK FAULT CODES 226
- DTC Event Comment Latched 226
- JLG Worldwide Locations 246
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