New Holland B90B B90BLR B100BTC B110B B110BTC B115B Backhoe Loaders Service Manual (84581918) – PDF Download

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New Holland B90B B90BLR B100BTC B110B B110BTC B115B Backhoe Loaders Service Manual (84581918)

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New Holland B90B B90BLR B100BTC B110B B110BTC B115B Backhoe Loaders Service Manual (84581918)

• New Holland Backhoe Loader B100BTC, B110B, B110BTC, B115B, B90B, B90BLR Service Manual_84581918
• Size: 178 MB
• Format: PDF
• Language: English
• Number of Pages: 1209 pages
• Brand: New Holland
• Type of document: Service Manual
• Model: B100BTC, B110B, B110BTC, B115B, B90B, B90BLR
• Part No: 84581918

NEW HOLLAND B90B B90BLR B100BTC B110B B110BTC B115B BACKHOE LOADERS SERVICE MANUAL (84581918) – PDF DOWNLOAD:

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New Holland B90B B90BLR B100BTC B110B B110BTC B115B Backhoe Loaders Service Manual (84581918)

• TO READER This manual has been printed for a skilful engineer to supply necessary technical information to carry out service operations on this machine.
• Read carefully this manual to collect correct information relevant to repair procedures. The Service Manual consists of two volumes: – B90B – B90BLR – B100BTC – B110B – B110BTC – B115B Service Manual for “Loader backhoe” – B90B – B90BLR – B100BTC – B110B – B110BTC – B115B Service Manual for “Engine”
• The Service Manuals for “Loader backhoe” and “Engine” contain the necessary technical information to carry out service and repair on machine and on engine, necessary tools to carry out those operations and information on service standard, on procedures for connection, disconnection, disassembly and assembly of parts.
• The Service Manual which covers the loader backhoe models B90B – B90BLR – B100BTC – B110B – B110BTC – B115B consists of the following volumes, which can be identified by their print number as stated below Loader backhoes B90B – B90BLR – B100BTC – B110B – B110BTC – B115B have been designed to perform most earth-moving operations.
• If you use this machine for duties involving the use of attachments, accessories, or special tools, consult your Dealer to make sure that the adaptations or modifications carried out are in conformity with the machine’s technical specifications and with current regulations on safety.
• Any modifications or adaptations which are not approved by the manufacturer may invalidate the machine’s original conformity with safety requirements. The machine must be used according to its intended use, respecting the safety and precautionary rules and strictly following the operating instructions.
• Any functional disorders, especially those affecting the safety of the machine, should therefore be rectified immediately.

TABLE OF CONTENTS:

New Holland B90B B90BLR B100BTC B110B B110BTC B115B Backhoe Loaders Service Manual (84581918)

SECTION 00 – SAFETY RULES
SAFETY INSTRUCTIONS……………………………………………………………………………………………………………….. 3
FOREWORD………………………………………………………………………………………………………………………………….. 4
SAFETY INSTRUCTIONS……………………………………………………………………………………………………………….. 6
PREVENTION OF FIRE OR EXPLOSIONS……………………………………………………………………………………….. 8
PREVENTION OF BURNS………………………………………………………………………………………………………………. 9
PRECAUTIONS FOR WASTE DISPOSAL……………………………………………………………………………………….. 10
SECTION 01 – MAINTENANCE
SECTION 02 – TECHNICAL SPECIFICATIONS
MODELS……………………………………………………………………………………………………………………………………….. 3
IDENTIFICATION OF MAIN COMPONENTS……………………………………………………………………………………… 4
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………………….. 7
TRANSMISSION………………………………………………………………………………………………………………………… 7
AXLES ……………………………………………………………………………………………………………………………………… 8
BRAKES …………………………………………………………………………………………………………………………………… 8
STEERING………………………………………………………………………………………………………………………………… 9
HYDRAULIC SYSTEM ……………………………………………………………………………………………………………….. 9
FRONT COUNTERWEIGHT ……………………………………………………………………………………………………… 10
NOISE AND VIBRATION LEVELS ……………………………………………………………………………………………… 10
BUCKETS……………………………………………………………………………………………………………………………….. 10
TYRES……………………………………………………………………………………………………………………………………. 11
DIMENSIONS AND PERFORMANCE……………………………………………………………………………………………… 12
DIMENSIONS – 2WS SIDESHIFT ………………………………………………………………………………………………. 12
DIMENSIONS – 2WS CENTER PIVOT………………………………………………………………………………………… 13
DIMENSIONS – 2WS TC – SIDESHIFT ……………………………………………………………………………………….. 14
DIMENSIONS – 4WS SIDESHIFT ………………………………………………………………………………………………. 15
DIMENSIONS – 4WS CENTER PIVOT………………………………………………………………………………………… 16
LOADER ATTACHMENT PERFORMANCE…………………………………………………………………………………. 17
PERFORMANCE OF LOADER ATTACHMENT WITH FORKS………………………………………………………. 27
BACKHOE ATTACHMENT PERFORMANCE………………………………………………………………………………. 32
BACKHOE ATTACHMENT LIFTING CAPACITY………………………………………………………………………………. 52
MAXIMUM LIFTING LOADS…………………………………………………………………………………………………………… 58
LOADER ATTACHMENT MAXIMUM LIFTING LOAD TABLE ………………………………………………………… 58
BACKHOE ATTACHMENT MAXIMUM LIFTING LOAD TABLE ……………………………………………………… 59
SUPPLY SUMMARY TABLE………………………………………………………………………………………………………….. 60
INDEX
SECTION 10 – ENGINE
ENGINE INSTALLATION…………………………………………………………………………………………………………………. 3
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………………….. 4
72kW – HP ENGINE (B90B)…………………………………………………………………………………………………………. 4
72kW – HP ENGINE (B100BTC)…………………………………………………………………………………………………… 5
82kW – HP ENGINE (B110BTC – B115B)………………………………………………………………………………………. 6
SECTION 21 – TRANSMISSION
POWERSHUTTLE TRANSMISSION…………………………………………………………………………………………………. 3
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………… 4
CONTROLS ………………………………………………………………………………………………………………………………. 9
LUBRICATION…………………………………………………………………………………………………………………………. 13
GREASING ……………………………………………………………………………………………………………………………… 16
REMOVAL FROM MACHINE …………………………………………………………………………………………………….. 18
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………. 19
TROUBLESHOOTING…………………………………………………………………………………………………………….. 144
REPAIR TIMES………………………………………………………………………………………………………………………. 148
SPECIAL TOOLS……………………………………………………………………………………………………………………. 149
POWERSHIFT TRANSMISSION…………………………………………………………………………………………………… 150
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………….. 150
CONTROLS …………………………………………………………………………………………………………………………… 161
LUBRICATION……………………………………………………………………………………………………………………….. 163
GREASING ……………………………………………………………………………………………………………………………. 165
REMOVAL FROM MACHINE …………………………………………………………………………………………………… 166
DISASSEMBLY AND ASSEMBLY…………………………………………………………………………………………….. 167
TROUBLESHOOTING…………………………………………………………………………………………………………….. 331
REPAIR TIMES………………………………………………………………………………………………………………………. 335
SPECIAL TOOLS……………………………………………………………………………………………………………………. 336
SECTION 25 – FRONT AXLES
2WD – 2WS FRONT AXLE……………………………………………………………………………………………………………….. 3
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………… 3
LUBRICATION AND GREASING …………………………………………………………………………………………………. 4
REMOVAL FROM MACHINE ………………………………………………………………………………………………………. 6
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………… 7
TROUBLESHOOTING………………………………………………………………………………………………………………… 7
4WD – 2WS FRONT AXLE……………………………………………………………………………………………………………… 10
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………. 10
LUBRICATION AND GREASING ……………………………………………………………………………………………….. 11
REMOVAL FROM MACHINE …………………………………………………………………………………………………….. 13
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………. 14
TROUBLESHOOTING………………………………………………………………………………………………………………. 57
SPECIAL TOOLS……………………………………………………………………………………………………………………… 61
INDEX
4WS FRONT AXLE……………………………………………………………………………………………………………………….. 62
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………. 62
LUBRICATION AND GREASING ……………………………………………………………………………………………….. 63
REMOVAL FROM MACHINE …………………………………………………………………………………………………….. 65
SECTION 27 – REAR AXLE
2WS REAR AXLE (B90B – B100BTC) ……………………………………………………………………………………………….. 3
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………… 3
LUBRICATION AND GREASING …………………………………………………………………………………………………. 5
REMOVAL FROM MACHINE ………………………………………………………………………………………………………. 7
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………… 8
TROUBLESHOOTING………………………………………………………………………………………………………………. 61
REPAIR TIMES………………………………………………………………………………………………………………………… 67
SPECIAL TOOLS……………………………………………………………………………………………………………………… 68
2WS REAR AXLE (B110B – B110BTC) ……………………………………………………………………………………………. 69
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………. 69
LUBRICATION AND GREASING ……………………………………………………………………………………………….. 71
REMOVAL FROM MACHINE …………………………………………………………………………………………………….. 73
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………. 74
TROUBLESHOOTING…………………………………………………………………………………………………………….. 127
REPAIR TIMES………………………………………………………………………………………………………………………. 133
SPECIAL TOOLS……………………………………………………………………………………………………………………. 134
4WS REAR AXLE (B115B)…………………………………………………………………………………………………………… 135
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………….. 135
LUBRICATION AND GREASING ……………………………………………………………………………………………… 138
REMOVAL FROM MACHINE …………………………………………………………………………………………………… 140
DISASSEMBLY AND ASSEMBLY…………………………………………………………………………………………….. 141
TROUBLESHOOTING…………………………………………………………………………………………………………….. 219
REPAIR TIMES………………………………………………………………………………………………………………………. 225
SPECIAL TOOLS……………………………………………………………………………………………………………………. 227
SECTION 33 – BRAKE SYSTEM
PARKING BRAKE…………………………………………………………………………………………………………………………… 3
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………… 3
OPERATION……………………………………………………………………………………………………………………………… 3
ADJUSTMENT…………………………………………………………………………………………………………………………… 4
MECHANICAL PARKING BRAKE ADJUSTMENT PROCEDURE…………………………………………………….. 5
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………… 6
SERVICE BRAKE…………………………………………………………………………………………………………………………. 15
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………. 15
OPERATION……………………………………………………………………………………………………………………………. 15
BRAKE BLEEDING PROCEDURE………………………………………………………………………………………………….. 16
BRAKE PEDALS FUNCTIONALITY CHECK ……………………………………………………………………………………. 17
INDEX
SECTION 35 – HYDRAULIC SYSTEM
HYDRAULIC DIAGRAMS ………………………………………………………………………………………………………………… 3
HYDRAULIC DIAGRAM – 2WS SIDESHIFT MECHANICAL MODELS (WITH VARIABLE FLOW-RATE
PISTON PUMP ………………………………………………………………………………………………………………………….. 3
HYDRAULIC DIAGRAM – 2WS SIDESHIFT MECHANICAL MODELS (WITH FIXED FLOW-RATE
GEAR PUMP………………………………………………………………………………………………………………………………. 5
HYDRAULIC DIAGRAM – 2WS SIDESHIFT PILOT MODELS (WITH VARIABLE FLOW-RATE
PISTON PUMP ………………………………………………………………………………………………………………………….. 7
HYDRAULIC DIAGRAM – 2WS SIDESHIFT PILOT MODELS (WITH FIXED FLOW-RATE
GEAR PUMP……………………………………………………………………………………………………………………………… 9
HYDRAULIC DIAGRAM – 2WS CENTER PIVOT PILOT MODELS …………………………………………………. 11
HYDRAULIC DIAGRAM – 4WS SIDESHIFT MECHANICAL MODELS…………………………………………….. 13
HYDRAULIC DIAGRAM – 4WS SIDESHIFT PILOT MODELS ………………………………………………………… 15
HYDRAULIC DIAGRAM – 4WS CENTER PIVOT PILOT MODELS …………………………………………………. 17
HYDRAULIC PUMP………………………………………………………………………………………………………………………. 19
HYDRAULIC FIXED-FLOW-RATE GEAR PUMP………………………………………………………………………….. 19
HYDRAULIC VARIABLE-FLOW-RATE PISTON PUMP…………………………………………………………………. 30
CONTROL VALVES………………………………………………………………………………………………………………………. 45
LOADER CONTROL VALVE ……………………………………………………………………………………………………… 54
BACKHOE ATTACHMENT CONTROL VALVE…………………………………………………………………………….. 58
RELIEF VALVES………………………………………………………………………………………………………………………. 70
BACKHOE ATTACHMENT CONTROL VALVE PILOT SOLENOID VALVE ………………………………………….. 79
ACCUMULATOR “GLIDE RIDE” PARKER……………………………………………………………………………………….. 82
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………. 82
MAINTENANCE……………………………………………………………………………………………………………………….. 82
SAFETY ………………………………………………………………………………………………………………………………….. 82
CHECKING AND ADJUSTING THE PRECHARGE PRESSURE ……………………………………………………. 83
HYDRAULIC SWING SYSTEM ………………………………………………………………………………………………………. 85
OPERATION……………………………………………………………………………………………………………………………. 85
HYDRAULIC CYLINDERS……………………………………………………………………………………………………………… 88
LOADER ATTACHMENT BOOM CYLINDER……………………………………………………………………………….. 89
LOADER BUCKET CYLINDER…………………………………………………………………………………………………… 96
4X1 LOADER BUCKET CYLINDER………………………………………………………………………………………….. 102
BACKHOE BOOM CYLINDER …………………………………………………………………………………………………. 105
BACKHOE ATTACHMENT DIPPER CYLINDER ………………………………………………………………………… 109
BACKHOE BUCKET CYLINDER………………………………………………………………………………………………. 113
TELESCOPIC CYLINDER……………………………………………………………………………………………………….. 117
STABILIZER CYLINDER – CENTER PIVOT……………………………………………………………………………….. 121
STABILIZER CYLINDER – SIDESHIFT ……………………………………………………………………………………… 125
SWING CYLINDER…………………………………………………………………………………………………………………. 129
BACKHOE ATTACHMENT LOCK CYLINDER – SIDESHIFT ………………………………………………………… 133
SPECIAL TOOLS……………………………………………………………………………………………………………………. 134
HYDRAULIC CONTROL LEVERS…………………………………………………………………………………………………. 135
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………….. 135
CONTROLS AND OPERATION ……………………………………………………………………………………………….. 136
COMPONENTS ……………………………………………………………………………………………………………………… 137
DISASSEMBLY AND ASSEMBLY…………………………………………………………………………………………….. 139
INDEX
CONTROL LEVER VALVE………………………………………………………………………………………………………. 142
TROUBLESHOOTING…………………………………………………………………………………………………………………. 144
PRELIMINARY CHECKS…………………………………………………………………………………………………………. 144
TROUBLESHOOTING (WITH “REXROTH” CONTROL VALVES)…………………………………………………. 145
SWING………………………………………………………………………………………………………………………………….. 147
HYDRAULIC PUMP………………………………………………………………………………………………………………… 148
SECTION 39 – CHASSIS
DESCRIPTION ………………………………………………………………………………………………………………………………. 3
REMOVAL AND INSTALLATION OF COMPONENTS ………………………………………………………………………… 6
COMPONENTS WITHIN THE CHASSIS ………………………………………………………………………………………. 6
COMPONENTS OF THE LOWER PART OF THE CHASSIS …………………………………………………………… 7
COMPONENTS ATTACHED OUTSIDE THE CHASSIS………………………………………………………………… 11
COMPONENTS OF THE UPPER PART……………………………………………………………………………………… 12
SECTION 41 – STEERING SYSTEM
DESCRIPTION ………………………………………………………………………………………………………………………………. 3
2WS STEERING SYSTEM………………………………………………………………………………………………………………. 4
4WS STEERING SYSTEM………………………………………………………………………………………………………………. 7
POWER STEERING……………………………………………………………………………………………………………………… 11
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………. 11
COMPONENTS ……………………………………………………………………………………………………………………….. 13
DISASSEMBLY………………………………………………………………………………………………………………………… 15
ASSEMBLY……………………………………………………………………………………………………………………………… 18
SECTION 50 – CAB HEATING AND AIR CONDITIONING
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………………….. 3
GENERAL…………………………………………………………………………………………………………………………………. 3
CAB HEATING……………………………………………………………………………………………………………………………….. 5
CONTROLS………………………………………………………………………………………………………………………………. 5
OPERATION……………………………………………………………………………………………………………………………… 6
OVERHAUL ………………………………………………………………………………………………………………………………. 9
TROUBLESHOOTING………………………………………………………………………………………………………………. 11
AIR CONDITIONING …………………………………………………………………………………………………………………….. 12
PRINCIPLES OF AIR CONDITIONING……………………………………………………………………………………….. 12
CONTROLS…………………………………………………………………………………………………………………………….. 17
OPERATION……………………………………………………………………………………………………………………………. 18
TROUBLESHOOTING AND TESTING………………………………………………………………………………………… 25
FLUSHING THE SYSTEM…………………………………………………………………………………………………………. 43
DRAINING THE SYSTEM …………………………………………………………………………………………………………. 45
CHARGING THE SYSTEM………………………………………………………………………………………………………… 46
OVERHAUL …………………………………………………………………………………………………………………………….. 47
COMPRESSOR……………………………………………………………………………………………………………………………. 52
INDEX
TECHNICAL SPECIFICATIONS…………………………………………………………………………………………………. 52
REMOVAL AND INSTALLATION ……………………………………………………………………………………………….. 53
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………. 56
TROUBLESHOOTING………………………………………………………………………………………………………………. 65
SECTION 55 – ELECTRIC SYSTEM
ELECTRIC DIAGRAMS …………………………………………………………………………………………………………………… 3
ELECTRIC DIAGRAMS – POWERSHUTTLE ROPS (B90B)…………………………………………………………….. 3
ELECTRIC DIAGRAMS – POWERSHUTTLE CAB (B90B) …………………………………………………………….. 19
ELECTRIC DIAGRAMS – POWERSHUTTLE CAB (B100BTC – B110B – B110BTC)………………………….. 36
ELECTRIC DIAGRAMS – POWERSHIFT CAB (B110B – B110BTC)………………………………………………… 53
ELECTRIC DIAGRAMS – 4WS POWERSHIFT CAB (B115B)…………………………………………………………. 72
CONTROLS AND INSTRUMENTS………………………………………………………………………………………………….. 91
FRONT INSTRUMENT PANEL ………………………………………………………………………………………………….. 91
SIDE INSTRUMENT CLUSTER PANEL (B90B) …………………………………………………………………………… 94
SIDE INSTRUMENT CLUSTER PANEL (B100BTC – B110B – B110BTC – B115B)……………………………. 96
SIDE INSTRUMENT CLUSTER (B90B) ………………………………………………………………………………………. 98
SIDE INSTRUMENT CLUSTER (B100BTC – B110B – B110BTC – B115B)……………………………………… 100
ANTI-START SYSTEM – MECHANICAL AND ELECTRONIC ENGINE………………………………………….. 102
DIAGNOSTIC DISPLAY (B100BTC – B110B – B110BTC – B115B)…………………………………………………….. 103
SYMBOLS……………………………………………………………………………………………………………………………… 105
SETUP MENU………………………………………………………………………………………………………………………… 106
PROCEDURE ABOUT SELF TEST…………………………………………………………………………………………… 107
ON BOARD ERROR CODE RETRIEVAL…………………………………………………………………………………… 108
BACKLIGHTING AND DIMMING………………………………………………………………………………………………. 109
WORK HOURS………………………………………………………………………………………………………………………. 110
OPERATION………………………………………………………………………………………………………………………….. 111
WARNING SYSTEM……………………………………………………………………………………………………………….. 115
MAINTENANCE……………………………………………………………………………………………………………………… 116
WARNING MESSAGES…………………………………………………………………………………………………………… 117
STARTING SYSTEM …………………………………………………………………………………………………………………… 123
OPERATION………………………………………………………………………………………………………………………….. 123
STARTER MOTOR…………………………………………………………………………………………………………………. 126
TROUBLESHOOTING…………………………………………………………………………………………………………….. 131
ALTERNATOR……………………………………………………………………………………………………………………………. 133
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………….. 133
OPERATION………………………………………………………………………………………………………………………….. 133
COMPONENTS ……………………………………………………………………………………………………………………… 135
REMOVAL……………………………………………………………………………………………………………………………… 136
PRELIMINARY CHECKS AND TESTS………………………………………………………………………………………. 137
TROUBLESHOOTING…………………………………………………………………………………………………………….. 146
BATTERY…………………………………………………………………………………………………………………………………… 147
TECHNICAL SPECIFICATIONS……………………………………………………………………………………………….. 147
OPERATION………………………………………………………………………………………………………………………….. 147
INDEX
REPLACEMENT…………………………………………………………………………………………………………………….. 148
CHARGE AND ELECTROLYTE LEVEL CHECK ………………………………………………………………………… 149
CONNECTING A BOOSTER BATTERY ……………………………………………………………………………………. 150
BATTERY MASTER SWITCH ………………………………………………………………………………………………….. 150
TROUBLESHOOTING…………………………………………………………………………………………………………………. 151
SECTION 82 – LOADER
LOADER ATTACHMENT CONTROLS………………………………………………………………………………………………. 4
LOADER ATTACHMENT OPERATION ………………………………………………………………………………………… 4
4×1 LOADER BUCKET CONTROL (Optional) ……………………………………………………………………………….. 7
LOADER ATTACHMENT CONTROL LOCK (Specific to certain countries)………………………………………… 8
LOADER BUCKET SELF-LEVELLING………………………………………………………………………………………………. 9
LOADER ATTACHMENT SAFETY STRUT………………………………………………………………………………………. 12
LOADER ATTACHMENT SAFETY STRUT (B90B – B110B) ………………………………………………………….. 12
LOADER ATTACHMENT SAFETY STRUT (B100BTC – B110BTC – B115B)……………………………………. 14
REMOVAL AND INSTALLATION OF LOADER BUCKET…………………………………………………………………… 15
LOADER BUCKET (B90B – B110B) ……………………………………………………………………………………………. 15
LOADER BUCKET (B100BTC – B110BTC – B115B)……………………………………………………………………… 16
LOADER BUCKET WITH FORKS (Optional) ……………………………………………………………………………….. 17
BUCKET TEETH REPLACEMENT……………………………………………………………………………………………… 18
LOADER REMOVAL……………………………………………………………………………………………………………………… 19
LOADER ATTACHMENT (B90B – B110B) …………………………………………………………………………………… 19
LOADER ATTACHMENT (B100BTC – B110BTC – B115B)…………………………………………………………….. 21
SECTION 84 – BACKHOE
DESCRIPTION AND OPERATION……………………………………………………………………………………………………. 3
BACKHOE ATTACHMENT CONTROLS……………………………………………………………………………………………. 6
BACKHOE ATTACHMENT MECHANICAL CONTROLS …………………………………………………………………. 7
BACKHOE ATTACHMENT HYDRAULIC CONTROLS………………………………………………………………….. 17
BACKHOE ATTACHMENT SIDESHIFT (Sideshift version) ……………………………………………………………. 23
BACKHOE ATTACHMENT DISASSEMBLY …………………………………………………………………………………….. 25
CENTER PIVOT BACKHOE ATTACHMENT DISASSEMBLY………………………………………………………… 25
SIDESHIFT BACKHOE ATTACHMENT DISASSEMBLY……………………………………………………………….. 28
BACKHOE BUCKET REPLACEMENT………………………………………………………………………………………… 30
BUCKET TEETH REPLACEMENT……………………………………………………………………………………………… 31
DIPPER REMOVE……………………………………………………………………………………………………………………. 32
TELESCOPIC DIPPER REVISION………………………………………………………………………………………………….. 35
OVERHAUL …………………………………………………………………………………………………………………………….. 35
BACKHOE ATTACHMENT HYDRAULIC HANDLING ……………………………………………………………………….. 38
CONTROLS…………………………………………………………………………………………………………………………….. 38
HYDRAULIC DIAGRAM ……………………………………………………………………………………………………………. 38
DISASSEMBLY AND ASSEMBLY………………………………………………………………………………………………. 39

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