Tigercat 822 L830 Feller Buncher Repair Manual PDF Download

Description

TIGERCAT 822 L830 FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD

DESCRIPTION:

TIGERCAT 822 L830 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 822 and L830 Feller Bunchers
Serial numbers:-
822 82210191 to 82210999 (Open Loop)
L830 83020191 to 83020999 (Levelling, Open Loop)

• The operator’s manual will assist the operator with the techniques of proper and safe operation of the 822/
  L830 Feller Bunchers. 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.
• The phrase “and up” appearing in this manual after the serial number implies that the related information
  is current for any machine serial number HIGHER than the serial number preceding the “and up”.
• Tigercat reserves the right to make changes to the machine after this manual release date that may not
  immediately appear in this manual.

TABLE OF CONTENTS:

TIGERCAT 822 L830 FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD

822 L830 SERVICE ISSUE 1.0 (82210191-82210999,83020191-83020999)…. 1
INTRODUCTION……………………………………………. 3
NON-APPROVED FIELD PRODUCT CHANGES………………………… 4
SECTION 1 – SAFETY………………………………………….. 5
Battery safety …………………………………………. 10
CAB EXITS ……………………………………………… 11
COOLING SYSTEM …………………………………………. 19
EMERGENCY CAB EXITS …………………………………….. 11
ENGINE DOORS …………………………………………… 21
ER BOOM SYSTEM PRECAUTIONS ………………………………. 20
EXHAUST FUMES ………………………………………….. 21
FELLING TREES ………………………………………….. 16
FIRE PREVENTION ………………………………………… 23
WHAT ELSE TO DO BEFORE YOU EXPERIENCE A FIRE …………… 23
WHAT TO DO AFTER A FIRE ……………………………… 24
WHAT TO DO IN CASE OF A MACHINE FIRE ………………….. 23
FLUID LEAKS ……………………………………………. 19
HAZARD ZONE ……………………………………………. 7
HYDRAULIC PRESSURE HAZARD ……………………………….. 19
LOOSE CLOTHING HAZARD …………………………………… 19
machine stability and traction …………………………… 13
parking boom …………………………………………… 20
parking the machine …………………………………….. 16
PROTECTIVE CLOTHING …………………………………….. 7
SAFETY INTERLOCK SWITCHES ON CAB DOORS ……………………. 12
SAFETY PRECAUTIONS, GENERAL ……………………………… 7
SAFETY PRECAUTIONS, OPERATING ……………………………. 10
SAFETY PRECAUTIONS, SERVICING ……………………………. 16
SAFETY SYMBOLS …………………………………………. 6
SIGNAL WORDS …………………………………………… 6
Working with oil ……………………………………….. 8
APPENDIX – USING HIGH SPEED DISC SAWS SAFELY…………………… 25
COMMENTS AND INSTRUCTIONS………………………………… 25
DIRECTION OF THROW ………………………………….. 31
HIGH ANGLE WRIST ROTATION ABILITY …………………….. 32
RECOGNIZING THE DANGERS ……………………………… 31
THROWING LONG WOOD PIECES ……………………………. 34
DANGERS ……………………………………………….. 27
FORWARD ……………………………………………….. 26
BE AWARE OF THE HAZARDS ……………………………… 26
OTHER INSTRUCTIONS ………………………………….. 27
SAFE PRACTICES ……………………………………… 27
SEVERAL TYPES OF HEADS INVOLVED ………………………. 26
STORED ENERGY ………………………………………. 26
HIGH ANGLE WRIST ROTATION CAPABILITY ……………………… 33
SAW HEAD DON’TS ………………………………………… 39
TYPE OF HOUSING MAKES A DIFFERENCE ……………………….. 28
SECTION 3 – LUBRICATION & MAINTENANCE…………………………. 41
ACCESS DOOR, UNDERCARRIAGE, SWIVEL (LATER MACHINES ………… 64
AIR CONDITIONING, CHECKING THE SYSTEM ……………………. 54
AIR INTAKE MAINTENANCE …………………………………. 62
APPROVED HYDRAULIC OILS ………………………………… 49
CHECKING THE AIR CONDITIONING SYSTEM …………………….. 54
EMERGENCY EXITS, CHECK MONTHLY ………………………….. 43
ENGINE AIR CLEANER MAINTENANCE ………………………….. 62
ER BOOM SYSTEM ………………………………………… 53
FILTER AND LUBRICATION SCHEDULE …………………………. 51
FILTERS………………………………………………… 41
CHANGING HYDRAULIC RETURN FILTERS ……………………. 58
ENGINE AIR FILTER ………………………………….. 62
FUEL FILTER/WATER SEPARATOR …………………………. 56
FUEL TANK STRAINER …………………………………. 57
HYDRAULIC OIL RETURN FILTERS ………………………… 58
HYDRAULIC OIL RETURN STRAINERS/DIFFUSERS ……………… 61
PILOT, HIGH PRESSURE ……………………………….. 60
SERVICING GUIDELINES FOR OIL FILTERS …………………. 58
FIRE PREVENTION ……………………………………….. 43
GENERAL MAINTENANCE ……………………………………. 43
HYDRAULIC OIL FILTERS ………………………………….. 58
HYDRAULIC OILS ………………………………………… 49
LUBRICATION POINTS DIAGRAM ……………………………… 47
LUBRICATION SCHEDULE …………………………………… 51
NEW MACHINE MAINTENANCE ………………………………… 42
FIRST 50-100 HOUR INSPECTION AND SERVICE REPORT ……….. 42
INITIAL PRE-DELIVERY INSPECTION ……………………… 42
TIGHTENING POINTS ………………………………….. 42
Oil lost from leakage ………………………………….. 42
parking boom ………………………………………….. 53
PREVENTIVE MAINTENANCE SCHEDULE …………………………. 42
SCHEDULED MAINTENANCE……………………………………. 41
Frequently ………………………………………… 45
8 hours …………………………………………… 45
24 HOURS ………………………………………….. 46
125 HOURS …………………………………………. 46
250 HOURS …………………………………………. 47
500 HOURS …………………………………………. 48
1000 HOURS ………………………………………… 48
2000 HOURS ………………………………………… 48
LUBRICATION POINTS DIAGRAM ………………………….. 47
SWING DRIVE GEARBOX……………………………………… 41
LUBRICATION OF LOWER BEARING ………………………… 52
TORQUE CHART ………………………………………….. 65
TORQUE CHART, GENERAL ………………………………….. 66
SECTION 4 – HYDRAULIC SYSTEM…………………………………. 67
FILTERS, HYDRAULIC OIL…………………………………… 67
FILTER SERVICE NOTE …………………………………. 71
PILOT, HIGH PRESSURE ………………………………… 72
RETURN FILTERS ……………………………………… 71
STRAINER SERVICE NOTE ……………………………….. 72
VENT/BREATHER, HYDRAULIC TANK ………………………… 70
HAND FILL PUMP, HYDRAULIC OIL ……………………………. 73
HIGH PRESSURE LIMITING CONTROL VALVE………………………. 67
SET LOAD SENSE RELIEF VALVE ………………………….. 98
HYDRAULIC OIL LEVEL SIGHT GAUGES …………………………. 71
HYDRAULIC OIL TANK………………………………………. 67
DESCRIPTION ………………………………………… 70
OIL LEVEL SIGHT GAUGES ………………………………. 71
HYDRAULIC PUMPS…………………………………………. 67
CLAMPS AND FAN PUMP …………………………………. 76
MAIN PUMP ………………………………………….. 74
MAIN PUMP CONTROL VALVE ………………………….. 94
MAIN PUMP WEAR TEST ……………………………… 74
SAW PUMP …………………………………………… 76
HYDRAULIC SYSTEM OPERATION……………………………….. 67
CIRCUIT DESCRIPTION …………………………………. 85
CLAMPS AND ACCUMULATING ARMS CIRCUIT ………………….. 68
FAN DRIVE SYSTEM ……………………………………. 69
FLOW ON DEMAND and LOAD COMPENSATION ………………….. 85
MAIN HYDRAULIC SYSTEM; BOOM, SWING, WRIST, DRIVE ……….. 68
MARGIN PRESSURE …………………………………….. 75
MARGIN PRESSURE, SET ………………………………… 95
PILOT CIRCUIT ………………………………………. 69
PRESSURE GAUGE CONNECTIONS …………………………… 96
SAW CIRCUIT ………………………………………… 69
SWING SYSTEM ……………………………………….. 68
TRACK DRIVE SYSTEM ………………………………….. 68
HYDRAULIC TANK …………………………………………. 70
LOAD SENSING……………………………………………. 67
BASIC DESCRIPTION …………………………………… 78
BASIC PRINCIPLES ……………………………………. 77
OPERATING TIPS ……………………………………… 80
SET LOAD SENSE RELIEF VALVE ………………………….. 98
SET MARGIN PRESSURE …………………………………. 95
MAIN CONTROL VALVE/MANIFOLD………………………………. 67
CONTROL SPOOL SECTIONS ………………………………. 86
CONTROL VALVE SECTIONS ………………………………. 87
CONTROL VALVE SPOOL OPERATION ………………………… 89
HIGH PRESSURE LIMITING CONTROL VALVE ………………….. 94
MAIN CONTROL VALVE DESCRIPTION ……………………….. 86
PORT RELIEF AND ANTICAVITATION VALVE ………………….. 88
ADJUSTING PROCEDURE ……………………………… 88
SWING AND DRIVE MOTOR SPOOL SECTIONS ………………….. 86
PILOT FILTER, HIGH PRESSURE ……………………………… 72
PRESSURE SETTINGS ……………………………………… 99
SCHEMATIC DIAGRAMS………………………………………. 67
HIGH PRESS. LIMITING CONTROL …………………………. 94
HYDRAULIC SCHEMATIC …………………………………. 81
LOAD SENSING (FLOW ON DEMAND) ………………………… 77
LOAD SENSING SYSTEM CIRCUIT DIAGRAM …………………… 83
MAIN PUMP ………………………………………….. 74
MAIN VALVE WITH HIGH PRESS. LIMITING CONTROL …………… 86
SECTION 5 – PILOT SYSTEM……………………………………..101
ACCUMULATOR……………………………………………..101
CHARGING ……………………………………………111
CHECK PRE-CHARGE PRESSURE …………………………….111
GENERAL DESCRIPTION ………………………………….105
TESTING DEVICE ………………………………………111
CIRCUIT dESCRIPTION ……………………………………..109
CIRCUIT DIAGRAM …………………………………………108
CIRCUIT HYDRAULIC SCHEMATIC ………………………………107
ELECTRICAL CIRCUIT ………………………………………109
PILOT MANIFOLD ………………………………………….102
PILOT SYSTEM COMPONENTS…………………………………..101
ACCUMULATOR …………………………………………105
GENERAL DESCRIPTION ………………………………….102
HIGH PRESSURE FILTER …………………………………103
JOYSTICKS AND FOOT PEDALS …………………………….106
PILOT MANIFOLD ………………………………………104
PILOT SHUT OFF VALVE …………………………………104
PILOT SUPPLY VALVE …………………………………..103
PRESSURE SETTINGS ……………………………………….110
SECTION 6 – ELECTRICAL, GAUGES, ALARMS AND COMPUTERS…………….113
CHANNELS ………………………………………………142
INPUTS………………………………………………113
DIGITAL IN (DIN) ………………………………..142
FREQUENCY IN (FIN) ………………………………142
VOLTAGE IN (VIN) ………………………………..142
OUTPUTS……………………………………………..113
CURRENT OUT (COUT) ………………………………142
DIGITAL OUT (DOUT) ………………………………142
PWM OUT (PULSE WIDTH MODULATION) ………………….142
COMPUTER………………………………………………..113
CONTROL SYSTEM ……………………………………..130
IQAN CONTROL SYSTEM COMPONENTS ……………………….130
COMPUTER SYSTEM OVERVIEW ………………………………..130
CURRENT OUT – TROUBLESHOOTING FOR OPEN CIRCUITS ……………143
DATE TIME SETTINGS ……………………………………..141
DOWNLOADING APPLICATIONS FROM DEALER WEBSITE ………………156
ELECTRICAL INSTALLATION – CAB ……………………………127
ELECTRICAL KIT – SERVICE AND DIAGNOSTICS ………………….154
ELECTRICAL SCHEMATIC DIAGRAM …………………………….115
ERROR MESSAGES AND ALARMS…………………………………113
FAULT CODES : ERROR MESSAGES …………………………152
MAIN SYSTEM ERRORS ………………………………….150
FAULT CODES : ERROR MESSAGES …………………………….152
ERROR :INPUT HIGH …………………………………..152
ERROR: INPUT LOW ……………………………………152
ERROR: OUTPUT HIGH ………………………………….152
ERROR: OUTPUT LOW …………………………………..152
INTERPRETING ERROR MESSAGES ………………………….152
GAUGES AND ALARMS ………………………………………128
GET APPLICATION ………………………………………..162
GET ERROR/EVENT LOG …………………………………….166
IQAN……………………………………………………113
COMPUTER DISPLAY ……………………………………134
MAIN SYSTEM ERRORS ………………………………….150
MDM MODULE BLANK SCREEN ………………………….150
MODULE IS OFFLINE ……………………………….150
XP-A0 MODULE OFFLINE ERROR ………………………151
SYSTEM DIAGNOSTICS MENUS …………………………….135
ADJUST DATE TIME SETTINGS ………………………..141
ADJUST LCD DISPLAY BRIGHTNESS …………………….139
ADJUST LCD DISPLAY CONTRAST ………………………139
ADJUST SOUND SETTINGS ……………………………140
DIAGNOSTICS MENU DESCRIPTIONS …………………….136
DIAGNOSTICS MENU OPERATION ……………………….137
SYSTEM WARNING MESSAGES……………………………….114
MODULE IS OFFLINE SYSTEM WARNING ………………….150
IQAN MODULES…………………………………………….114
CONTROL SYSTEM OVERVIEW ……………………………..130
IQAN CONTROL SYSTEM COMPONENTS ……………………….130
MDM DISPLAY MODULE ………………………………….131
SCHEMATIC ………………………………………….133
XP-A0 MODULE ……………………………………….132
IQAN SOFTWARE ………………………………………….156
DOWNLOADING APPLICATIONS FROM DEALER WEBSITE …………..156
GET APPLICATION (DOWNLOAD FROM MDM)…………………….114
USING A PC/LAPTOP ……………………………….163
USING A PDA …………………………………….162
GET ERROR/EVENT LOG…………………………………..114
using A pc/laptop ……………………………….167
using a pda …………………………………….166
GRAPHING AND MEASUREMENT OF CHANNELS……………………114
USING A PC/LAPTOP ……………………………….165
USING A PDA …………………………………….164
PDA REGISTRATION ……………………………………156
UPDATING THE IQAN APPLICATION………………………….114
FROM A PC/LAPTOP ………………………………160
FROM A PDA ……………………………………..158
MODULE IS OFFLINE ………………………………………150
PDA REGISTRATION ……………………………………….156
REAR ELECTRICAL PANEL …………………………………..126
SOLENOID DRIVERS ……………………………………….128
SWITCH AND SENSOR LOCATIONS ……………………………..129
UPDATE APPLICATION ……………………………………..158
wire colour code chart ………………………………….125
SECTION 7 – ENGINE START AND STOP……………………………..169
CIRCUIT DESCRIPTION ……………………………………..170
ENGINE START CIRCUIT …………………………………….170
SCHEMATIC DIAGRAM………………………………………..169
START CIRCUIT – AT REST ………………………………172
START CIRCUIT – BATTERY DISCONNECT SWITCH ‘ON’ ………….173
START CIRCUIT – RUN ………………………………….176
START CIRCUIT – RUN, PILOT RESET ‘OFF’, PILOT OFF ……….179
START CIRCUIT – RUN, PILOT RESET SWITCH ‘OFF’ …………..178
START CIRCUIT – RUN, PILOT RESET SWITCH ‘ON’ ……………177
START CIRCUIT – RUN, PRESTART …………………………174
START CIRCUIT – START ………………………………..175
SECTION 9 – ENGINE ANTI-STALL…………………………………181
CONTROL MODULE IN CAB ……………………………………182
CONTROL MODULE PIN CONNECTIONS ……………………………184
ENGINE ANTI-STALL CURVE ………………………………….184
ENGINE ANTI-STALL SWITCH …………………………………182
FAULT FINDING procedure ~ Anti-stall Quick Check ……………187
FAULT FINDING procedures, additional ………………………188
HORSEPOWER LIMITING CONTROL……………………………….181
GENERAL DESCRIPTION ………………………………….182
LOAD SENSE; SET MARGIN PRESSURE See SECTION 4……………….181
SCHEMATIC DIAGRAMS……………………………………….181
ENGINE ANTI-STALL CIRCUIT …………………………….185
LOAD SENSING SYSTEM CIRCUIT DIAGRAM ……………………186
SET PILOT PRESSURE See SECTION 5…………………………..181
SPEED SENSOR, ADJUSTING ………………………………….184
SPEED SENSOR ON ENGINE …………………………………..182
verify ANTI-STALL SETTING See SECTION 4…………………….181
SECTION 10- OIL COOLER AND COOLING FAN…………………………191
COOLING FAN …………………………………………….200
COOLING FAN CIRCUIT DESCRIPTION …………………………..204
COOLING FAN CIRCUIT DIAGRAM ………………………………205
FAN DRIVE MOTOR INSTALLATION ……………………………..201
FAN MOTOR ………………………………………………201
FAN PUMP (CLAMPS/FAN PUMP) ……………………………….200
FAN SPEED ADJUSTMENT …………………………………….208
HYDRAULIC SCHEMATIC………………………………………191
FAN CIRCUIT …………………………………………207
OIL COOLER CIRCUIT …………………………………..199
HYDRAULIC TANK ………………………………………….195
MAIN CONTROL VALVE See SECTION 4…………………………..191
MAIN PUMP See SECTION 4…………………………………..191
OIL COOLER ……………………………………………..192
OIL COOLER BYPASS/ RETURN MANIFOLD ………………………..194
OIL COOLER CIRCUIT DESCRIPTION ……………………………196
OIL COOLER CIRCUIT DIAGRAM ……………………………….197
RETURN MANIFOLD/RETURN FILTERS ……………………………195
SECTION 11 – TRACK DRIVE……………………………………..211
BRAKE CIRCUIT DESCRIPTION ………………………………..215
CIRCUIT DIAGRAM, DRIVE SYSTEM …………………………….218
DRIVE MOTOR……………………………………………..211
DESCRIPTION …………………………………………214
START-UP PROCEDURE …………………………………..217
DRIVE MOTOR AND GEARBOX ASSEMBLY ………………………….213
GEARBOX AND DRIVE MOTOR ASSEMBLY ………………………….213
HYDRAULIC SCHEMATIC………………………………………211
TRACK DRIVE CIRCUIT ………………………………….219
HYDROSTATIC DRIVE SYSTEM …………………………………213
IMPORTANT TRACK DRIVE NOTES……………………………….211
NEW MACHINE …………………………………………212
STRAIGHT TRAVEL ……………………………………..212
TRACK SAG …………………………………………..212
LEFT TRACK SPEED ADJUSTMENT ………………………………223
PRESSURE SETTINGS, DRIVE SYSTEM……………………………211
BEGIN OF REGULATION, SET, FOR DRIVE MOTOR ………………222
BRAKE RELEASE PRESSURE ADJUSTMENT ON DRIVE MOT ………….221
CROSSOVER RELIEF VALVES, FOR DRIVE MOTOR ……………….220
RIGHT TRACK SPEED ADJUSTMENt ……………………………..226
SCHEMATIC DIAGRAMS……………………………………….211
DRIVE CIRCUIT ……………………………………….218
DRIVE MOTOR …………………………………………213
SET BRAKE RELEASE PRESSURE ON DRIVE MOT ……………………221
SET STRAIGHT TRAVEL ……………………………………..226
TRACK COMPONENTS…………………………………………211
BOTTOM ROLLER RETAINING BOLTS …………………………229
MEASURING TRACK SAG ………………………………….227
TRACK SAG ADJUSTMENT ……………………………..228
OPERATING THE MACHINE ………………………………..227
TORQUING UNDERCARRIAGE BOLTS ………………………….228
TRACK SHOE RETAINING BOLTS ……………………………228
WEAR LIMITS………………………………………….211
BOTTOM ROLLER WEAR ……………………………….230
BUSHING WEAR, OUTSIDE DIAMETER …………………….230
IDLER WEAR ………………………………………231
PIN AND BUSHING WEAR ……………………………..230
TRACK LINK WEAR ………………………………….229
TRACK SHOE GROUSER HEIGHT WEAR …………………….229
Track slide wear …………………………………231
TRACK DRIVE ASSEMBLY …………………………………….212
TRACK SPEED SET-UP PROCEDURE………………………………211
HIGH FORWARD (MOTOR MINIMUM DISPLACEMENT ……………….225
HIGH REVERSE (VALVE FLOW SETTING) ……………………..226
LOW FORWARD (VALVE FLOW SETTING) ………………………224
SET MOTOR MAXIMUM DISPLACEMENT ………………………..223
SET STRAIGHT TRAVEL ………………………………….226
SUMMARY OF PROCEDURE …………………………………226
TRACK TIMING CHART ………………………………………225
SECTION 12 – BOOM FUNCTIONS…………………………………..233
ADJUST OIL FLOW TO CYLINDERS (CYLINDER CYCLE TIMES ………….240
BOOM CONTROL VALVE ………………………………………235
BOOM SYSTEM DESCRIPTION…………………………………..233
‘CONVENTIONAL’ BOOM ………………………………….234
‘ER’ BOOM SYSTEM …………………………………….234
CIRCUIT DIAGRAM………………………………………….233
‘CONVENTIONAL’ BOOM SYSTEM ……………………………236
‘ER’ BOOM SYSTEM …………………………………….237
CYLINDER CYCLE TIMES, TYPICAL …………………………….241
ENGINE ANTI-STALL ……………………………………….235
Load sensing ……………………………………………235
SET MAIN BOOM, STICK AND TILT PORT RELIEF VALVES ……………238
TILT CYLINDER FLOW ADJUSTMENT …………………………….235
SECTION 13 – LEVELLING……………………………………….243
CIRCUIT DESCRIPTION ……………………………………..251
CIRCUIT DIAGRAM …………………………………………250
CONTROL VALVE……………………………………………243
DESCRIPTION …………………………………………245
SPOOL SECTIONS ………………………………………246
COUNTERBALANCE VALVE……………………………………..243
SCHEMATIC DIAGRAM ……………………………………248
counterbalance valve …………………………………….248
operating description ………………………………..248
PRESSURE SETTINGS ……………………………………254
cylinder pin wear adjustment ……………………………..255
HYDRAULIC SCHEMATIC LEVELLING CIRCUIT ……………………..249
iqan computer control syStem………………………………243
Levelling control adjustment ………………………….252
LEVELLING CIRCUIT DESCRIPTION …………………………….251
Levelling SYSTEM DESCRIPTION ……………………………..244
Load sensing. See also SECTION 9…………………………..243
lubricating cylinders and pins. See SECTION 3……………….243
UNDERCARRIAGE ASSEMBLY, LEVELLING …………………………244
SECTION 15 – SWING…………………………………………..257
ADJUST OIL FLOW TO SWING MOTOR(SWING MOTOR SPEED) …………..263
CIRCUIT DIAGRAM …………………………………………259
LUBRICATION GEARBOX LOWER BEARINGS ………………………..261
SCHEMATIC DIAGRAMS……………………………………….257
HYDRAULIC SCHEMATIC ………………………………….260
SET SWING MOTOR SPEED ……………………………………263
SWING BEARING WEAR LIMITS ………………………………..266
SWING DRIVE……………………………………………..257
SWING HYDRAULICS …………………………………….258
SET CROSSLINE RELIEF VALVES ……………………….262
SWING DRIVE GEARBOX………………………………………257
LUBRICATION OF LOWER BEARING ………………………….261
sun gear installation ………………………………..265
SWING MOTOR REMOVAL from GEARBOX ………………………….264
SECTION 17 – SAW DRIVE……………………………………….267
CIRCUIT DESCRIPTION ……………………………………..272
CIRCUIT DIAGRAM …………………………………………273
CONTROL VALVES…………………………………………..267
saw pilot valve ……………………………………..270
FELLING HEAD See ORIGINAL MANUFACTURERS MANUAL………………267
HYDRAULIC SCHEMATIC CIRCUIT ………………………………276
PRESSURE SETTINGS ……………………………………….274
SAW CONTROL VALVES……………………………………….267
main SAW CONTROL VALVE ……………………………….270
main saw CONTROL valve OPERATING DESCRIPTION ……………270
saw pilot valve ……………………………………..270
SAW PUMP ……………………………………………….268
SECTION 18 – CLAMPS………………………………………….277
CIRCUIT DESCRIPTION ……………………………………..282
CIRCUIT DIAGRAM …………………………………………283
control valve …………………………………………..280
HYDRAULIC SCHEMATIC CIRCUIT ………………………………286
Pressure settings ……………………………………….284
Air in pilot end caps ………………………………..284
PUMP CLAMPS/FAN …………………………………………279
SECTION 19 – WRIST…………………………………………..287
ENGINE ANTI-STALL ……………………………………….289
LEVELLING MACHINES – IQAN CONTROL………………………….287
ADJUSTING WRIST RAMP RATES ……………………………300
CIRCUIT DIAGRAM ……………………………………..297
HYDRAULIC SCHEMATIC CIRCUIT …………………………..295
PROPORTIONAL PILOT VALVES …………………………….294
WRIST DESCRIPTION ……………………………………296
TIGERCAT OPTIONAL 110° WRIST ………………………296
TIGERCAT OPTIONAL 340° WRIST ………………………296
TIGERCAT STANDARD 30° WRIST ……………………….296
LOAD SENSING ……………………………………………289
MAIN CONTROL VALVE ………………………………………289
SET WRIST PORT RELIEF VALVES ………………………….298
WRIST CYCLE TIMES See SAW MANUAL……………………….287
NON-LEVELLING MACHINES – PILOT CONTROL……………………..287
CIRCUIT DIAGRAM ……………………………………..293
HYDRAULIC SCHEMATIC CIRCUIT …………………………..291
PILOT MANIFOLD ………………………………………290
WRIST DESCRIPTION ……………………………………292
TIGERCAT OPTIONAL 110° WRIST ………………………292
TIGERCAT OPTIONAL 340° WRIST ………………………292
TIGERCAT STANDARD 30° WRIST ……………………….292

IMAGES PREVIEW OF THE MANUAL:

TIGERCAT 822 L830 FELLER BUNCHER SERVICE MANUAL – PDF DOWNLOAD:

PLEASE NOTE:

• This is the SAME exact manual used by your dealers to fix your vehicle.
• The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
• Any queries / doubts regarding your purchase, please feel free to contact [email protected]

S.V