Tigercat 718 FELLER BUNCHER Service Manual – PDF DOWNLOAD

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Tigercat 718 FELLER BUNCHER Service Manual – PDF DOWNLOAD

TABLE OF CONTENTS:

Tigercat 718 FELLER BUNCHER Service Manual – PDF DOWNLOAD

718 SERVICE ISSUE 1.1………………………………… 1
INTRODUCTION…………………………………….. 3
SAE STANDARDS……………………………………. 4
NON-APPROVED FIELD PRODUCT CHANGES…………………. 5
SECTION 1 – SAFETY…………………………………… 7
ARTICULATION LOCK BAR ……………………………. 18
BOOM LIFT LOCK ………………………………….. 18
FELLING TREES …………………………………… 13
FIRE PREVENTION …………………………………. 21
FIRE PREVENTION GUIDELINES ……………………. 20
WHAT ELSE TO DO BEFORE YOU EXPERIENCE A FIRE ……. 21
WHAT TO DO AFTER A FIRE ………………………. 22
WHAT TO DO IN CASE OF A MACHINE FIRE …………… 21
PARKING THE MACHINE ……………………………… 14
SAFETY INTERLOCK SWITCHES ON CAB DOORS …………….. 15
SAFETY PRECAUTIONS, GENERAL ………………………. 9
SAFETY PRECAUTIONS, OPERATING …………………….. 12
SAFETY PRECAUTIONS, SERVICING …………………….. 16
SAFETY SYMBOLS ………………………………….. 8
SECTION 3 – LUBRICATION & MAINTENANCE………………….. 23
AIR CLEANER MAINTENANCE ………………………….. 36
AIR CONDITIONING SYSTEM CHECKING ………………….. 40
CENTER JOINT…………………………………….. 41
LUBRICATION …………………………………. 41
MAINTENANCE …………………………………. 41
DRIVE SHAFT SPLINE LUBRICATION, MIDDLE AND REAR …….. 42
FILTERS…………………………………………. 23
ENGINE AIR CLEANER …………………………… 36
FUEL FILTER/WATER SEPARATOR …………………… 32
FUEL TANK STRAINER …………………………… 33
HYDRAULIC OIL RETURN FILTERS ………………….. 34
HYDROSTATIC CHARGE PUMP PRESSURE FILTER ……….. 35
HYDRAULIC OILS ………………………………….. 29
NEW MACHINE MAINTENANCE…………………………… 23
FIRST 50-100 HOUR INSPECTION AND SERVICE REPORT …. 24
INITIAL PRE-DELIVERY INSPECTION ……………….. 24
TIGHTENING POINTS ……………………………. 24
OIL LOST FROM LEAKAGE ……………………………. 24
PRESSURE SETTINGS WITH……………………………. 23
TIGERCAT SAW ………………………………… 49
TIGERCAT SHEAR ………………………………. 50
PRESSURIZED WATER SYSTEMMAINTENANCE ……………….. 38
SCHEDULED MAINTENANCE…………………………….. 23
GENERAL …………………………………….. 25
FREQUENTLY ………………………………….. 26
8 HOURS …………………………………….. 26
125 HOURS …………………………………… 27
250 HOURS …………………………………… 27
500 HOURS …………………………………… 28
1000 HOURS ………………………………….. 28
2000 HOURS ………………………………….. 28
SEASONAL ……………………………………. 28
SERVICE AND LUBRICATION POINTS CHART ………………. 30
STARTUP PROCEDURE AFTER MAINTENANCE ……………….. 44
TORQUE CHART ……………………………………. 47
TORQUE CHART, GENERAL ……………………………. 48
TRANSMISSION ……………………………………. 41
CHECK OIL LEVEL ……………………………… 41
WHEELS, INSTALLING ………………………………. 24
SECTION 5 – PILOT SYSTEM……………………………… 51
ACCUMULATOR CHARGE VALVE …………………………. 52
exploded view ……………………………….. 58
Operating description ………………………… 52
REPLACE FILTER ………………………………. 58
SCHEMATIC …………………………………… 52
ACCUMULATORS ……………………………………. 53
BRAKE ACCUMULATOR ……………………………. 53
CHARGING ……………………………………. 59
CHECK PRE-CHARGE PRESSURE …………………….. 59
PILOT ACCUMULATOR ……………………………. 53
releasing pressure …………………………… 58
TESTING DEVICE ………………………………. 59
COMPONENTS ……………………………………… 52
HYDRAULIC OIL HEATING PROCEDURE …………………… 61
PILOT CIRCUIT DESCRIPTION ………………………… 57
PILOT CIRCUIT DIAGRAM ……………………………. 56
PILOT MANIFOLD ………………………………….. 55
ASSEMBLY DIAGRAM …………………………….. 54
OPERATING DESCRIPTION ………………………… 55
PILOT SHUT OFF ………………………………. 55
PILOT PRESSURE SETTINGS ………………………….. 60
RELEASE PILOT SYSTEM PRESSURE …………………….. 58
SECTION 6 – ELECTRICAL, GAUGES & ALARMS………………… 63
ELECTRICAL SCHEMATIC …………………………….. 64
GAUGES AND ALARMS ……………………………….. 70
INSTRUMENT PANEL WIRING DIAGRAM …………………… 69
RELAYS AND FUSES ………………………………… 67
SENSOR, SENDER LOCATIONS …………………………. 71
START AND FUEL SOLENOIDS …………………………. 67
TESTING GAUGES ………………………………….. 70
WIRE COLOUR CODE CHART …………………………… 66
SECTION 7 – ENGINE…………………………………… 73
CIRCUIT DESCRIPTION………………………………. 73
CUMMINS ENGINE ………………………………. 74
COOLING SYSTEM…………………………………… 73
COOLANT FLOW DIAGRAM …………………………. 78
COOLANT FLOW DURING OPERATION …………………. 78
FILLING THE SYSTEM WITH COOLANT ……………….. 78
PARKING BRAKE …………………………………… 74
PRECLEANER………………………………………. 79
operation …………………………………… 79
SERVICE …………………………………….. 79
RELAYS AND FUSES ………………………………… 75
START AND FUEL SOLENOIDS …………………………. 74
START CIRCUIT DIAGRAMS – CUMMINS ‘B’ ENGINE…………. 73
AT REST …………………………………….. 76
RUN AND DRIVE ……………………………….. 77
RUN, NO DRIVE ……………………………….. 77
START ………………………………………. 76
STARTING SYSTEM DESCRIPTION ………………………. 74
TACHOMETER SET-UP ……………………………….. 78
SECTION 8 – DRIVE……………………………………. 81
AXLES …………………………………………..102
Axle Lubrication ……………………………..104
BRAKE BLEEDING ……………………………….103
BRAKE LINING INSPECTION (REAR AXLE ONLY) ………..103
filling axles, alternative method ………………105
filling the axles …………………………….104
REAR AXLE OSCILLATION SHIM …………………….106
SERVICE BRAKES (REAR AXLE ONLY) ………………..103
CIRCUIT DESCRIPTION ……………………………… 82
CIRCUIT DIAGRAM …………………………………. 89
DRIVE PREVENT VALVE ……………………………… 88
DRIVE PUMP, SUNDSTRAND …………………………… 83
DRIVE SHAFT, FRONT, INSTALLATION …………………..100
FOOT CONTROL VALVE ………………………………. 88
HYDRAULIC SYSTEM – CLOSED LOOP ……………………. 82
HYDROSTATIC DRIVE MOTOR…………………………… 81
description …………………………………. 86
SCHEMATIC …………………………………… 87
“X” DIMENSION ……………………………….. 97
PRESSURE SETTINGS………………………………… 92
DRIVE PUMP ………………………………….. 92
PRESSURE SETTINGS AND ADJUSTMENTS………………….. 81
ADJUSTING PUMP POR. VALVE …………………….. 92
TEST DRIVE ……………………………………… 90
PARKING BRAKE ADJUSTMENT, CHECKING FOR …………. 91
SAW MOTOR BEGIN OF DISPLACEMENT REGULATION ……… 91
TRANSMISSION ……………………………………. 98
SHIFT LEVER …………………………………. 99
WHEEL INSTALLATION ……………………………….105
SECTION 9 – BRAKES AND DIFFERENTIAL LOCKS……………….109
BRAKES…………………………………………..109
BRAKE ACCUMULATOR …………………………….110
CIRCUIT DESCRIPTION …………………………..110
CIRCUIT DIAGRAM ………………………………111
FOOT CONTROL VALVE ……………………………110
DIFFERENTIAL LOCKS………………………………..109
CIRCUIT DESCRIPTION …………………………..110
CIRCUIT DIAGRAM ………………………………111
PARKING BRAKE ……………………………………112
BRAKE CALIPER ASSEMBLY ………………………..114
CALIPER FLOAT ADJUSTMENT ………………………115
CHECKING FOR proper ADJUSTMENT …………………113
LINING REPLACEMENT ……………………………115
Proximity sensor ……………………………..113
SECTION 10 – OIL COOLER……………………………….117
CLEANING See OPERATOR’S MANUAL……………………..117
FLEXXAIRE® FAN MAINTENANCE (OPTIONAL ITEM) ………….122
BLADE LOCK-OUT PROCEDURE ………………………126
CHECKING HUB OIL ……………………………..128
CIRCUIT DIAGRAM ………………………………125
FAN OVERVIEW …………………………………124
HUB OIL CAPACITY (APPROXIMATE) …………………128
LUBRICATION AND SERVICE INTERVALS ………………127
MAINTENANCE CHECKLIST …………………………129
REMOVE DEBRIS USING CLEAN FUNCTION ……………..124
SAFETY ………………………………………122
HYDRAULIC OIL TANK ……………………………….118
OIL COOLER……………………………………….117
CIRCUIT DESCRIPTION …………………………..118
CIRCUIT DIAGRAM ………………………………119
OIL COOLER OPERATION ……………………………..118
VACUUM PUMP, HYDRAULIC OIL TANK ……………………120
SECTION 11 – STEERING AND CENTER JOINT………………….131
CENTER JOINT……………………………………..140
ADJUSTMENT …………………………………..140
CHECKING …………………………………….140
DIAGRAM ……………………………………..141
GREASE SEALS …………………………………141
LUBRICATION ………………………………….140
MAINTENANCE ………………………………….140
CIRCUIT DESCRIPTION ………………………………137
CIRCUIT DIAGRAM ………………………………….136
JOYSTICK CONTROL VALVE ……………………………135
PRESSURE SETTINGS ………………………………..138
SAFETY ………………………………………….138
STEER RELIEF VALVE ……………………………….134
STEER VALVE ……………………………………..134
CROSS SECTION ………………………………..134
DESCRIPTION ………………………………….134
OPERATING DESCRIPTION …………………………134
STEER/BOOM PUMP ………………………………….132
SECTION 12 – LIFT BOOM………………………………..143
BOOM LIFT LOCK …………………………………..148
BOOM VALVE……………………………………….143
ASSEMBLY PROCEDURE ……………………………148
CROSS SECTION OF SPOOL SECTION …………………145
RELIEF VALVES See SECTION 18 – CLAMPS WITH SAW……143
CIRCUIT DESCRIPTION ………………………………146
CIRCUIT DIAGRAM ………………………………….147
JOYSTICK VALVE …………………………………..144
OPERATING DESCRIPTION …………………………144
PRESSURE SETTINGS ………………………………..148
PUMP, DESCRIPTION…………………………………143
BOOM/STEER PUMP See SECTION 11 – STEERING………..143
SAFETY ………………………………………….148
SECTION 13 – TILT…………………………………….151
BOOM LIFT LOCK …………………………………..154
BOOM VALVE DIAGRAM ……………………………….152
CIRCUIT DESCRIPTION ………………………………152
CIRCUIT DIAGRAM ………………………………….153
CONTROL VALVES …………………………………..152
PRESSURE SETTINGS ………………………………..154
SAFETY ………………………………………….154
SECTION 17 – SAW DRIVE………………………………..157
CIRCUIT DESCRIPTION ………………………………160
CIRCUIT DIAGRAM ………………………………….161
PRESSURE SETTINGS ………………………………..162
SAFETY ………………………………………….162
SAW MOTOR See SAW MANUFACTURER’S MANUAL……………..157
SAW PUMP…………………………………………157
POR …………………………………………163
TEST PORT ……………………………………163
SAW VALVES……………………………………….157
SAW SECTION OF BOOM VALVE …………………….159
SOLENOID OPERATED PILOT VALVE ………………….158
SECTION 18 – CLAMPS WITH SAW…………………………..165
BOOM VALVE ……………………………………..166
OPERATING DESCRIPTION …………………………167
SPOOL SECTION DIAGRAM …………………………167
BOOM LIFT LOCK …………………………………..170
CIRCUIT DESCRIPTION ………………………………168
CIRCUIT DIAGRAM ………………………………….169
CONTROL VALVES …………………………………..166
PILOT LINE PRESSURES See SECTION 5 – PILOT SYSTEM…….165
PRESSURE SETTINGS ………………………………..170
RELIEF VALVES…………………………………….172
ADJUSTING PROCEDURE …………………………..173
Operation ……………………………………172
SAFETY ………………………………………….170
SPOOL SECTION DIAGRAM …………………………….167
SECTION 19 – SHEAR WITH CLAMPS…………………………175
BOOM LIFT LOCK …………………………………..180
BOOM VALVE ………………………………………176
OPERATING DESCRIPTION …………………………177
SPOOL SECTION ………………………………..177
CIRCUIT DESCRIPTION ………………………………179
CIRCUIT DIAGRAM ………………………………….178
CONTROL VALVES …………………………………..176
FOOT OPERATED PILOT VALVE See SECTION 8 – DRIVE………175
PRESSURE SETTINGS ………………………………..180
SAFETY ………………………………………….180
SHEAR PUMP……………………………………….175
POR VALVE ……………………………………181
TEST PORT ……………………………………181

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Tigercat 718 FELLER BUNCHER Service Manual – PDF DOWNLOAD

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