Service Manual for Tigercat 720B Feller Buncher PDF Download

Description

Tigercat 720B FELLER BUNCHER Service Manual – PDF DOWNLOAD

TABLE OF CONTENTS:

Tigercat 720B FELLER BUNCHER Service Manual – PDF DOWNLOAD

720B SERVICE – ISSUE 2.2……………………………… 1
INTRODUCTION…………………………………….. 3
S.A.E. STANDARDS…………………………………. 4
NON-APPROVED FIELD PRODUCT CHANGES…………………. 5
SECTION 1 – SAFETY…………………………………… 7
ARTICULATION LOCK PIN ……………………………. 15
boom lift lock ………………………………….. 16
ENGINE ACCESS PANELS …………………………….. 14
FIRE PREVENTION………………………………….. 7
FIRE PREVENTION GUIDELINES ……………………. 17
WHAT ELSE TO DO BEFORE YOU EXPERIENCE A FIRE ……. 18
WHAT TO DO AFTER A FIRE ………………………. 19
WHAT TO DO IN CASE OF A MACHINE FIRE …………… 18
INTERLOCK SWITCHES ON DOORS ………………………. 12
parking the machine ……………………………… 12
SAFETY PRECAUTIONS, GENERAL ………………………. 8
SAFETY PRECAUTIONS, OPERATING …………………….. 10
SAFETY PRECAUTIONS, SERVICING …………………….. 14
SAFETY SYMBOLS ………………………………….. 8
APPENDIX – USING HIGH SPEED DISC SAWS SAFELY……………. 21
Comments and instructions…………………………. 21
Direction of throw …………………………… 27
High angle wrist rotation ability ……………… 28
Recognizing the Dangers ………………………. 27
Throwing long wood pieces …………………….. 30
Dangers ………………………………………… 23
forward ………………………………………… 22
Be aware of the hazards ………………………. 22
Other instructions …………………………… 23
Safe practices ………………………………. 23
Several types of heads involved ……………….. 22
Stored energy ……………………………….. 22
HIGH ANGLE WRIST ROTATION CAPABILITY ………………. 29
Saw Head Don’ts …………………………………. 35
Type of Housing makes a Difference ………………… 24
SECTION 3 – LUBRICATION & MAINTENANCE………………….. 37
FILTERS…………………………………………. 37
CHARGE PUMP PRESSURE FILTER ………………….. 47
FUEL FILTER/WATER SEPARATOR …………………… 46
FUEL TANK STRAINER …………………………… 46
HYDRAULIC OIL RETURN FILTERS ………………….. 47
HYDRAULIC OILS ………………………………….. 43
NEW MACHINE MAINTENANCE…………………………… 37
FIRST 50-100 HOUR INSPECTION AND SERVICE REPORT …. 38
INITIAL PRE-DELIVERY INSPECTION ……………….. 38
TIGHTENING POINTS ……………………………. 38
PRESSURE SETTINGS WITH……………………………. 37
18″ SAW, KOEHRING WATEROUS ……………………. 55
20″ SAW, KOEHRING WATEROUS ……………………. 56
BUNCHING SHEAR, TIGERCAT ……………………… 52
DW5000 (19″) Tigercat BUNCHING SAW …………….. 53
DW5600 (22″) Tigercat BUNCHING SAW …………….. 54
SCHEDULED MAINTENANCE…………………………….. 37
1000 HOURS ………………………………….. 42
125 HOURS …………………………………… 41
2000 HOURS ………………………………….. 42
250 HOURS …………………………………… 41
500 HOURS …………………………………… 41
8 HOURS …………………………………….. 40
FREQUENTLY ………………………………….. 40
SEASONAL ……………………………………. 43
STARTUP PROCEDURE AFTER MAINTENANCE ……………….. 48
TORQUE CHART ……………………………………. 50
TORQUE CHART, GENERAL ……………………………. 51
WHEELS, INSTALLING ………………………………. 38
SECTION 5 – PILOT SYSTEM……………………………… 57
ACCUMULATOR CHARGE VALVE …………………………. 58
exploded view ……………………………….. 60
Operating description ………………………… 59
REPLACE FILTER ………………………………. 61
SCHEMATIC …………………………………… 59
ACCUMULATORS ……………………………………. 62
BRAKE ACCUMULATOR ……………………………. 62
CHARGING ……………………………………. 63
CHECK PRE-CHARGE PRESSURE …………………….. 63
PILOT ACCUMULATOR ……………………………. 62
releasing pressure …………………………… 58
TESTING DEVICE ………………………………. 63
COMPONENTS ……………………………………… 58
PILOT CIRCUIT DESCRIPTION ………………………… 67
PILOT CIRCUIT DIAGRAM ……………………………. 66
PILOT MANIFOLD ………………………………….. 65
ASSEMBLY DIAGRAM …………………………….. 64
OPERATING DESCRIPTION ………………………… 65
PILOT SHUT OFF ………………………………. 65
PILOT PRESSURE SETTINGS ………………………….. 67
Release pilot system pressure …………………….. 58
SECTION 6 – ELECTRICAL, GAUGES & ALARMS………………… 69
ELECTRICAL SCHEMATIC……………………………… 69
EARLIER MACHINES …………………………….. 70
LATER MACHINES ………………………………. 72
GAUGES AND ALARMS ……………………………….. 76
INSTRUMENT PANEL WIRING DIAGRAM …………………… 75
RELAYS AND FUSES ………………………………… 74
SENSOR DETAILS ………………………………….. 76
sensor locations ………………………………… 77
wire colour code chart …………………………… 74
SECTION 7 – ENGINE…………………………………… 79
CIRCUIT DESCRIPTION………………………………. 79
EARLIER MACHINES …………………………….. 80
LATER MACHINES ………………………………. 81
COOLING SYSTEM…………………………………… 79
COOLANT FLOW DIAGRAM …………………………. 86
COOLANT FLOW DURING OPERATION …………………. 86
FILLING THE SYSTEM WITH COOLANT ……………….. 86
FUSES ………………………………………….. 81
PARKING BRAKE …………………………………… 80
PRECLEANER………………………………………. 87
operation …………………………………… 87
SERVICE …………………………………….. 87
RELAYS AND FUSES ………………………………… 81
START CIRCUIT DIAGRAM (EARLIER MACHINES)……………. 79
AT REST …………………………………….. 82
RUN AND DRIVE ……………………………….. 83
RUN, NO DRIVE ……………………………….. 83
START ………………………………………. 82
START CIRCUIT DIAGRAMS (LATER MACHINES)…………….. 79
AT REST …………………………………….. 84
RUN AND DRIVE ……………………………….. 85
RUN, NO DRIVE ……………………………….. 85
START ………………………………………. 84
TACHOMETER SET-UP ……………………………….. 86
SECTION 8 – DRIVE……………………………………. 89
AXLES……………………………………………110
BRAKE BLEEDING ……………………………….111
BRAKE LINING INSPECTION ……………………….111
DIAGRAM – REAR axle …………………………..110
DIFFERENTIAL LOCKS ……………………………111
draining the axles ……………………………112
filling the axles …………………………….112
LUBRICATION ………………………………….110
OIL capacities ……………………………….112
PLANETARY FINAL DRIVE …………………………110
SERVICE BRAKES ……………………………….111
circuit description ……………………………… 90
CIRCUIT DIAGRAM …………………………………. 91
DRIVE MOTOR SCREW ADJUSTMENTS ……………………..103
DRIVE PREVENT VALVE ……………………………… 98
DRIVE PUMP PRESSURE SETTINGS ………………………100
FOOT CONTROL VALVE ………………………………. 98
FRONT DRIVE SHAFT…………………………………108
DIAGRAM ……………………………………..109
INSTALLATION IN TO MACHINE …………………….108
PILLOW BLOCK BEARING ………………………….108
hydraulic system – closed loop ……………………. 90
HYDROSTATIC DRIVE MOTOR…………………………… 89
107cc ………………………………………. 96
160cc ………………………………………. 97
description …………………………………. 95
SCHEMATIC …………………………………… 95
“X” DIMENSION ………………………………..102
HYDROSTATIC DRIVE PUMP……………………………. 89
description …………………………………. 92
DIAGRAM …………………………………….. 94
SCHEMATIC …………………………………… 93
PRESSURE SETTINGS…………………………………100
DRIVE MOTOR ………………………………….102
DRIVE PUMP …………………………………..100
TEST DRIVE ……………………………………… 99
TRANSMISSION…………………………………….. 89
EARLY DESIGN …………………………………105
LATER DESIGN …………………………………106
SHIFTER ……………………………………..107
WHEEL INSTALLATION ……………………………….112
SECTION 9 – BRAKES AND DIFFERENTIAL LOCKS……………….113
BRAKES…………………………………………..113
CIRCUIT DESCRIPTION …………………………..114
CIRCUIT DIAGRAM ………………………………115
FOOT CONTROL VALVE ……………………………114
DIFFERENTIAL LOCKS………………………………..113
CIRCUIT DESCRIPTION …………………………..114
CIRCUIT DIAGRAM ………………………………115
PARKING BRAKE…………………………………….116
ADJUSTMENT …………………………………..116
lining replacement ……………………………118
SECTION 10 – OIL COOLER……………………………….119
CIRCUIT DESCRIPTION ………………………………120
CIRCUIT DIAGRAM ………………………………….121
CLEANING. See OPERATOR’S MANUAL…………………….119
OIL COOLER OPERATION ……………………………..120
SECTION 11- STEERING AND CENTER JOINT…………………..123
CENTER JOINT……………………………………..130
ADJUSTMENT …………………………………..130
CHECKING …………………………………….130
DIAGRAM ……………………………………..131
GREASE SEALS …………………………………131
LUBRICATION ………………………………….130
MAINTENANCE ………………………………….130
CIRCUIT DESCRIPTION ………………………………127
CIRCUIT DIAGRAM ………………………………….129
JOYSTICK CONTROL VALVE ……………………………126
OPERATING DESCRIPTION …………………………126
Pressure Settings ………………………………..128
RELIEF VALVE …………………………………….126
safety ………………………………………….128
STEER CONTROL VALVES………………………………125
JOYSTICK …………………………………….126
MAIN VALVE …………………………………..125
MAIN VALVE CROSS SECTION ………………………125
RELIEF VALVE …………………………………126
STEER/BOOM PUMP ………………………………….124
SECTION 12 – LIFT BOOM………………………………..133
BOOM CONTROL VALVE………………………………..133
ASSEMBLY PROCEDURE ……………………………137
BUNCHING SHEAR INSTALLATIONS …………………..136
CROSS SECTION OF SPOOL SECTION …………………135
OPERATING DESCRIPTION …………………………135
RELIEF VALVES. See SECTION 18 – CLAMPS WITH SAW…..133
SERIAL NUMBER 7202001 to 7202345 ……………….136
SERIAL NUMBER 7202346 and up …………………..136
CIRCUIT DIAGRAM…………………………………..139
SERIAL NUMBER 7202001 TO 7202345 ……………….139
SERIAL NUMBER 7202346 AND UP …………………..140
JOYSTICK CONTROL VALVE ……………………………134
LIFT CIRCUIT DESCRIPTION ………………………….135
PRESSURE SETTINGS ………………………………..138
PUMP, DESCRIPTION…………………………………133
BOOM, CLAMPS & STEER. See SECTION 11 – STEERING…..133
safety ………………………………………….138
SECTION 13 – TILT…………………………………….141
BOOM CONTROL VALVE………………………………..141
BUNCHING SHEAR INSTALLATIONS …………………..142
SERIAL NUMBER 7202001 to 7202220 ……………….142
SERIAL NUMBER 7202221 and up …………………..142
CIRCUIT DESCRIPTION ………………………………143
CIRCUIT DIAGRAM…………………………………..144
serial number 7202001 to 7202220 ……………….144
serial number 7202221 and up …………………..145
CONTROL VALVES …………………………………..143
Pressure settings ………………………………..146
safety ………………………………………….146
SECTION 17 – SAW DRIVE………………………………..147
CIRCUIT DESCRIPTION ………………………………149
CIRCUIT DIAGRAM ………………………………….152
safety ………………………………………….150
SAW MOTOR. See SAW MANUFACTURER’S MANUAL…………….147
SAW PUMP…………………………………………147
P.O.R. VALVE …………………………………151
TEST PORT ……………………………………151
SAW VALVES……………………………………….147
MAIN ………………………………………..148
PILOT ……………………………………….148
SECTION 18 – CLAMPS WITH SAW…………………………..153
CIRCUIT DESCRIPTION ………………………………158
CIRCUIT DIAGRAM ………………………………….160
CONTROL VALVES …………………………………..154
PILOT LINE PRESSURES. See SECTION 5 – PILOT SYSTEM……153
Pressure settings ………………………………..158
RELIEF VALVES…………………………………….156
ADJUSTING PROCEDURE …………………………..157
Operation ……………………………………156
SPOOL SECTION DIAGRAM …………………………….155
SECTION 19 – SHEAR WITH CLAMPS…………………………161
CIRCUIT DESCRIPTION ………………………………163
CIRCUIT DIAGRAM ………………………………….164
CONTROL VALVES …………………………………..162
foot operated pilot valve. See SECTION 8 – DRIVE……..161
main shear and clamps valve ……………………….162
OPERATING DESCRIPTION …………………………163
SPOOL SECTION ………………………………..163
Pressure settings ………………………………..165
safety ………………………………………….165
SHEAR PUMP……………………………………….161
P.O.R. VALVE …………………………………166
TEST PORT ……………………………………166

DESCRIPTION:

Tigercat 720B FELLER BUNCHER Service Manual – PDF DOWNLOAD

INTRODUCTION :

• An Operator’s manual, Service manual and a Parts catalog are made available by Tigercat to assist the
  dealer, customer and operator in becoming familiar with the features of the 720B Feller Buncher.
• The operator’s manual will assist the operator with the techniques of proper and safe operation of the
  720B Feller Buncher. There is also important information regarding the safe operation of the saw head.
• The service manual contains safety and servicing procedures and a preventive maintenance schedule to
  ensure optimum machine performance.
• Section 1 in both the operator’s manual and the service manual contains safety information that must be
  followed. As well, throughout the rest of the manuals, WARNING and CAUTION notices are displayed
  where necessary, drawing attention to possible hazards when performing certain procedures.
• Only trained personnel should be allowed to operate or work on the machine.
• The information contained in this manual is current at time of printing. Improvements to the machine are
  on going and may not be covered, therefore in these cases contact your Tigercat dealer for the
  appropriate information.

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TIGERCAT 720B FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD:

PLEASE NOTE:

• This is not a physical manual but a digital manual – meaning no physical copy will be couriered to you. The manual can be yours in the next 2 mins as once you make the payment, you will be directed to the download page IMMEDIATELY.
• This is the same manual used by the dealersinorder to diagnose your vehicle of its faults.
• Require some other service manual or have any queries: please WRITE to us at [email protected]

S.V