Tigercat 845 FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD

Description

Tigercat 845 FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD

DESCRIPTION:

Tigercat 845 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 845 Feller Buncher
  Serial number 8450101 to 8450475.
• The operator’s manual will assist the operator with the techniques of proper and safe operation of the 845
  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.

TABLE OF CONTENTS:

Tigercat 845 FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD

845 SERVICE – ISSUE 4.1………………………………….. 1
INTRODUCTION………………………………………… 3
NON-APPROVED FIELD PRODUCT CHANGES…………………….. 4
GENERAL SPECIFICATIONS……………………………….. 5
SECTION 1 – SAFETY………………………………………. 7
battery disconnect switch ……………………………. 12
cooling system ……………………………………… 13
exhaust fumes ………………………………………. 14
FIRE PREVENTION……………………………………… 7
FIRE PREVENTION GUIDELINES ……………………….. 15
WHAT ELSE TO DO BEFORE YOU EXPERIENCE A FIRE ……….. 16
WHAT TO DO AFTER A FIRE ………………………….. 17
WHAT TO DO IN CASE OF A MACHINE FIRE ………………. 16
first aid ………………………………………….. 10
Fluid leaks ………………………………………… 13
Hydraulic Pressure hazard ……………………………. 13
loose clothing hazard ……………………………….. 14
Parking hazards …………………………………….. 12
protective clothing …………………………………. 9
SAFETY PRECAUTIONS, GENERAL ………………………….. 9
SAFETY PRECAUTIONS, OPERATING ………………………… 11
SAFETY PRECAUTIONS, SERVICING ………………………… 13
SAFETY SYMBOLS ……………………………………… 8
Signal Words ……………………………………….. 8
APPENDIX – USING HIGH SPEED DISC SAWS SAFELY……………….. 19
Comments and instructions…………………………….. 19
Direction of throw ………………………………. 25
High angle wrist rotation ability …………………. 26
Recognizing the Dangers ………………………….. 25
Throwing long wood pieces ………………………… 28
Dangers ……………………………………………. 21
forward ……………………………………………. 20
Be aware of the hazards ………………………….. 20
Other instructions ………………………………. 21
Safe practices ………………………………….. 21
Several types of heads involved …………………… 20
Stored energy …………………………………… 20
HIGH ANGLE WRIST ROTATION CAPABILITY ………………….. 27
Saw Head Don’ts …………………………………….. 33
Type of Housing makes a Difference ……………………. 22
SECTION 3 – LUBRICATION & MAINTENANCE……………………… 35
FILTER AND LUBRICATION SCHEDULE ………………………. 41
FIRST 100 HOURS …………………………………….. 36
FIRST 25 HOURS ……………………………………… 36
GENERAL MAINTENANCE …………………………………. 37
HYDRAULIC OILS ……………………………………… 40
LUBRICATION SCHEDULE ………………………………… 41
NEW MACHINE MAINTENANCE ……………………………… 36
THE FIRST 100 HOURS ……………………………… 36
THE FIRST 25 HOURS ………………………………. 36
PRESSURE SETTING PROCEDURES. See SERVICE MANUAL…………. 35
PRESSURE SETTING VALUES. See SERVICE MANUAL, SECTION 4…… 35
PREVENTIVE MAINTENANCE SCHEDULE ………………………. 36
SCHEDULED MAINTENANCE………………………………… 35
125 HOURS ………………………………………. 38
24 HOURS: ………………………………………. 38
250 HOURS ………………………………………. 39
500 HOURS: ……………………………………… 39
8 HOURS: ……………………………………….. 38
TIGHTENING POINTS …………………………………… 36
TORQUE CHART, GENERAL ……………………………….. 43
TORQUE SETTINGS, RECOMMENDED …………………………. 42
SECTION 4 – HYDRAULIC SYSTEM……………………………… 45
CIRCUIT SCHEMATIC……………………………………. 45
Serial NO. 8450101 & 8450102 ……………………… 61
Serial NO. 8450103 to 8450249 …………………….. 62
Serial NO. 8450261 to 8450475 …………………….. 63
HIGH PRESSURE LIMITING CONTROL VALVE…………………… 45
SET LOAD SENSE RELIEF VALVE ………………………. 75
HYDRAULIC OIL RESERVOIR………………………………. 45
CHANGING HYDRAULIC OIL FILTERS ……………………. 47
CHANGING HYDRAULIC OIL STRAINERS ………………….. 49
DESCRIPTION …………………………………….. 47
PRESSURE REGULATOR SET-UP PROCEDURE ……………….. 51
RESERVOIR (Serial NO. 8450101 to 8450234) ………….. 48
RESERVOIR (Serial NO. 8450235 to 8450475) ………….. 49
HYDRAULIC PUMPS……………………………………… 45
clamp pump ……………………………………… 54
MAIN PUMP ………………………………………. 53
MAIN PUMP CONTROL VALVE ………………………. 73
MAIN PUMP WEAR TEST ………………………….. 53
SAW ……………………………………………. 54
SAW AND CLAMP PUMP ………………………………. 54
HYDRAULIC SYSTEM OPERATION……………………………. 45
Boom cylinders ………………………………….. 46
Clamp arms and wrist circuit ……………………… 46
MAIN CIRCUIT DESCRIPTION …………………………. 60
FLOW ON DEMAND AND LOAD COMPENSATION …………… 60
MAIN HYDRAULIC CIRCUIT …………………………… 60
main hydraulic system ……………………………. 46
Margin pressure …………………………………. 54
Pilot circuit …………………………………… 46
Saw circuit …………………………………….. 46
Swing system ……………………………………. 46
Track drive system ………………………………. 46
LOAD SENSING………………………………………… 45
BASIC DESCRIPTION………………………………… 45
Closed centre system …………………………. 57
Open centre system …………………………… 56
BASIC PRINCIPALS ………………………………… 55
Margin pressure …………………………………. 54
OPERATING TIPS ………………………………….. 58
SET LOAD SENSE RELIEF VALVE ………………………. 75
SET MARGIN PRESSURE ……………………………… 73
MAIN CONTROL VALVE…………………………………… 45
BOOM FUNCTIONS SPOOL SECTIONS …………………….. 64
CONTROL VALVE SECTIONS …………………………… 64
CONTROL VALVE SPOOL OPERATION …………………….. 67
DESCRIPTION …………………………………….. 64
DRIVE MOTOR SPOOL SECTIONS ……………………….. 64
HIGH PRESSURE LIMITING CONTROL VALVE ………………. 72
PORT RELIEF AND ANTICAVITATION VALVE ………………. 66
ADJUSTING PROCEDURE ………………………….. 66
PRESSURE SETTINGS ………………………………….. 76
SECTION 5 – PILOT SYSTEM…………………………………. 77
accumulator ………………………………………… 81
CIRCUIT SCHEMATIC……………………………………. 77
Serial No. 8450101 to 8450464 …………………….. 83
Serial No. 8450465 to 8450475 …………………….. 84
electrical circuit DESCRIPTION ……………………….. 81
FOOT PEDAL AND CONTROL VALVE EXPLODED VIEW …………….. 87
JOYSTICK CONTROL VALVE DESCRIPTION ……………………. 85
JOYSTICK HANDLE AND CONTROL VALVE EXPLODED VIEW ………… 86
PILOT FILTER………………………………………… 77
Serial No. 8450101 to 8450464 …………………….. 79
Serial No. 8450465 to 8450475 …………………….. 79
PILOT OIL CIRCUIT DESCRIPTION ………………………… 78
PILOT SUPPLY MANIFOLD ……………………………….. 80
pilot supply valve…………………………………… 77
SERIAL NO. 8450101 TO 8450260 …………………….. 78
SERIAL NO. 8450261 to 8450475 …………………….. 78
SET PILOT FLOW CONTROL……………………………….. 77
Serial No. 8450101 to 8450260 …………………….. 81
SET PILOT PRESSURE ………………………………….. 82
SECTION 6 -ELECTRICAL, GAUGES AND ALARMS…………………… 89
GAUGES AND ALARMS …………………………………… 97
CHART ………………………………………….. 97
SCHEMATIC DIAGRAM Serial No. 8450101 to 8450465 …….. 98
SCHEMATIC DIAGRAM Serial No. 8450466 to 8450475 …….. 99
MACHINE SCHEMATIC DIAGRAMS……………………………. 89
Serial No. 8450101 to 8450270 …………………….. 90
Serial No. 8450271 to 8450465 …………………….. 92
Serial No. 8450466 to 8450475 …………………….. 94
SWITCH AND SENSOR LOCATIONS …………………………..100
wire colour code chart ………………………………. 96
SECTION 7 – ENGINE START AND STOP………………………….101
ELECTRICAL CIRCUIT DESCRIPTION ………………………..102
ENGINE STARTING CIRCUIT ………………………………102
OPERATING CONDITION CIRCUIT …………………………..103
PILOT RESET CIRCUIT ………………………………….103
SAW SWITCH ‘ON’ AT START UP CIRCUIT ……………………103
SECTION 9 – ENGINE ANTI-STALL……………………………..105
CIRCUIT SCHEMATICs …………………………………..108
CONTROL MODULE IN CAB ………………………………..106
ENGINE ANTI-STALL CURVE ………………………………107
FAULT FINDING procedure ~ Anti-stall Quick Check ………..108
FAULT FINDING procedures, additional …………………..110
HORSEPOWER LIMITING CONTROL …………………………..106
GENERAL DESCRIPTION ………………………………106
HORSEPOWER LIMITING CONTROL CIRCUIT diagram……………..105
SERIAL NUMBER 8450101 to 8450405 …………………..108
SERIAL NUMBER 8450451 to 8450465 …………………..109
SERIAL NUMBER 8450466 to 8450475 …………………..110
LOAD SENSE; SET MARGIN PRESSURE. See SECTION 4…………..105
SET pilot pressure. See SECTION 5………………………105
SOLENOID VALVE ………………………………………106
SPEED SENSOR ON FRONT OF ENGINE ……………………….106
verify ANTI-STALL SETTING. See SECTION 4………………..105
SECTION 11 – TRACK DRIVE………………………………….113
BRAKE DESCRIPTION…………………………………….113
SERIAL NO. 8450101 & 8450102 ………………………121
SERIAL NO. 8450103 to 8450475 ……………………..125
CIRCUIT SCHEMATICS……………………………………113
Serial No. 8450101 and 8450102 …………………….117
DRIVE MOTOR………………………………………….113
SERIAL NO. 8450101 & 8450102……………………….113
REXROTH ……………………………………..114
SERIAL NO. 8450103 to 8450475………………………113
LINDE, MOTOR START-UP PROCEDURE ………………..126
HYDRAULIC SYSTEM……………………………………..113
SERIAL NO. 8450101 & 8450102……………………….113
DESCRIPTION ………………………………….114
SERIAL NO. 8450103 to 8450475………………………113
DESCRIPTION ………………………………….122
PRESSURE SETTINGS…………………………………….113
SERIAL NO. 8450101 & 8450102……………………….113
DRIVE MOTOR CROSS LINE RELIEF ………………….115
DRIVE MOTOR PRESSURE OVERRIDE(P.O.R.) …………..116
SERIAL NO. 8450103 to 8450475……………………..113
DRIVE MOTOR CROSS OVER RELIEF VALVE …………….127
DRIVE SPEED CHANGE VALVE ………………………127
TEST PROCEDURE: ………………………………127
TRACK COMPONENTS……………………………………..113
BOTTOM ROLLER RETAINING BOLTS ……………………..134
MEASURING TRACK SAG ………………………………132
TRACK SAG ADJUSTMENT ………………………….133
OPERATING THE MACHINE …………………………….132
TORQUING UNDERCARRIAGE BOLTS ………………………133
TRACK SHOE RETAINING BOLTS ………………………..133
WEAR LIMITS………………………………………113
BOTTOM ROLLER WEAR ……………………………135
BUSHING WEAR, OUTSIDE DIAMETER …………………135
IDLER WEAR …………………………………..136
PIN AND BUSHING WEAR ………………………….135
TRACK LINK WEAR ………………………………134
TRACK SHOE GROUSER HEIGHT WEAR …………………134
Track slide wear ……………………………..136
TRACK SPEED ADJUSTMENTS……………………………….113
SERIAL NO. 8450101 & 8450102……………………….113
SET MOTOR MINIMUM DISPLACEMENT …………………118
SET STRAIGHT TRAVEL …………………………..120
SET TRACK SPEED (OIL FLOW AT MAIN CONTROL VALVE ….118
SERIAL NO. 8450103 to 8450475………………………113
SET STRAIGHT TRAVEL …………………………..131
Track Speed Set-up Procedure …………………..129
SECTION 12 – BOOM FUNCTIONS……………………………….137
ADJUST OIL FLOW TO CYLINDERS (CYLINDER CYCLE TIMES ………141
BOOM CONTROL VALVE …………………………………..138
BOOM SYSTEM DESCRIPTION ………………………………138
CIRCUIT SCHEMATIC ……………………………………139
cylinder cycle times, TYPICAL …………………………142
ENGINE ANTI-STALL ……………………………………138
Load sensing ………………………………………..138
SET MAIN BOOM, STICK AND TILT PORT RELIEF VALVES ………..140
TILT CYLINDER (ROD END) FLOW ADJUSTMENT ………………..143
TILT CYLINDER FLOW ADJUSTMENT …………………………138
SECTION 15 – SWING……………………………………….145
ADJUST OIL FLOW TO SWING MOTOR(SWING MOTOR SPEED) ……….148
CIRCUIT SCHEMATIC ……………………………………149
LUBRICATE GEARBOX LOWER BEARINGS ………………………147
SET SWING MOTOR SPEED ………………………………..148
SWING DRIVE………………………………………….145
SWING HYDRAULICS …………………………………146
SET CROSSLINE RELIEF VALVES ……………………147
SWING MOTOR REMOVAL from GEARBOX ………………………150
SECTION 17 – SAW DRIVE……………………………………153
FELLING HEAD, 20″ SAW. See ORIGINAL MANUFACTURERS MANUAL….153
PRESSURE SETTINGS…………………………………….153
Serial No. 8450101 to 8450230 ……………………..159
Serial No. 8450231 to 8450249 ……………………..161
Serial No. 8450261 to 8450475 ……………………..167
SAW CIRCUIT DESCRIPTION……………………………….153
Serial No. 8450101 to 8450249 ……………………..158
Serial No. 8450261 to 8450475 ……………………..166
SAW CIRCUIT SCHEMATIC…………………………………153
Serial No. 8450101 to 8450249 ……………………..163
Serial No. 8450261 to 8450475 ……………………..169
SAW CONTROL VALVES……………………………………153
Main saw valve …………………………………..157
Pilot valve ……………………………………..156
SAW PUMP…………………………………………….153
Serial No. 8450101 to 8450230 ……………………..154
Serial No. 8450231 to 8450249 ……………………..155
Serial No. 8450261 to 8450475 ……………………..164
SECTION 18 – TREE CLAMPS AND WRIST…………………………171
CIRCUIT DESCRIPTION ………………………………….176
Pressure settings ………………………………..176
CIRCUIT SCHEMATIC…………………………………….171
Serial No. 8450101 to 8450249 ……………………..178
Serial No. 8450261 TO 8450475 ……………………..179
CONTROL VALVE ……………………………………….172
RELIEF VALVE, MAIN AND PORT …………………………..174
RELIEF VALVE ADJUSTING PROCEDURE …………………..175

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TIGERCAT 845 FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD:

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• This is the same manual used by the DEALERSHIPS to SERVICE your vehicle.
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