TIGERCAT H822C LH830C HARVESTER SERVICE MANUAL- PDF DOWNLOAD

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TIGERCAT H822C LH830C HARVESTER SERVICE MANUAL- PDF DOWNLOAD

DESCRIPTION:

TIGERCAT H822C LH830C HARVESTER 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 H822C/LH830C Harvesters
Serial numbers:-
H822C 82231001 to 82231999 (Open Loop)
LH830C 83081001 to 83081999 (Levelling, Open Loop)

• The operator’s manual will assist the operator with the techniques of proper and safe operation of the
  H822C/LH830C Harvester. There is also important information regarding the safe operation of the
  attachment. 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 H822C LH830C HARVESTER SERVICE MANUAL- PDF DOWNLOAD

H822C LH830C SERVICE ISSUE 1.0…………………………… 1
INTRODUCTION……………………………………….. 3
NON-APPROVED FIELD PRODUCT CHANGES……………………. 4
SECTION 1 – SAFETY……………………………………… 5
Battery safety …………………………………….. 11
CAB EXITS …………………………………………. 12
COOLING SYSTEM …………………………………….. 21
EMERGENCY CAB EXITS ………………………………… 12
ENGINE DOORS ………………………………………. 23
ER BOOM SYSTEM PRECAUTIONS ………………………….. 22
EXHAUST FUMES ……………………………………… 23
FIRE PREVENTION ……………………………………. 25
FIRE PREVENTION GUIDELINES ………………………. 25
WHAT ELSE TO DO BEFORE YOU EXPERIENCE A FIRE ………. 25
WHAT TO DO AFTER A FIRE …………………………. 26
WHAT TO DO IN CASE OF A MACHINE FIRE ……………… 25
FLUID LEAKS ……………………………………….. 21
Harvesting Attachment – General Safety ……………….. 17
HAZARD ZONE ……………………………………….. 7
HYDRAULIC PRESSURE HAZARD …………………………… 21
LOOSE CLOTHING HAZARD ………………………………. 21
machine stability and traction ………………………. 14
parking boom ………………………………………. 22
parking the machine ………………………………… 18
PROTECTIVE CLOTHING ………………………………… 7
SAFETY INTERLOCK SWITCHES ON CAB DOORS ……………….. 13
SAFETY PRECAUTIONS, GENERAL …………………………. 7
SAFETY PRECAUTIONS, OPERATING ……………………….. 12
SAFETY PRECAUTIONS, SERVICING ……………………….. 19
SAFETY SYMBOLS …………………………………….. 6
SIGNAL WORDS ………………………………………. 6
WELDING, PRIOR TO ………………………………….. 20
Working with oil …………………………………… 9
SECTION 3 – LUBRICATION & MAINTENANCE…………………….. 29
ACCESS DOOR, UNDERCARRIAGE, SWIVEL ………………….. 52
AIR CONDITIONING, CHECKING THE SYSTEM ……………….. 42
AIR INTAKE MAINTENANCE …………………………….. 50
APPROVED HYDRAULIC OILS ……………………………. 37
CHECKING THE AIR CONDITIONING SYSTEM ………………… 42
EMERGENCY EXITS, CHECK MONTHLY ……………………… 31
ENGINE AIR CLEANER MAINTENANCE ……………………… 50
ER BOOM SYSTEM ……………………………………. 41
FILTER AND LUBRICATION SCHEDULE …………………….. 39
FILTERS……………………………………………. 29
CHANGING HYDRAULIC RETURN FILTERS ……………….. 46
ENGINE FILTERS ………………………………… 44
FUEL FILTER/WATER SEPARATOR …………………….. 44
FUEL TANK STRAINER …………………………….. 45
HYDRAULIC OIL RETURN FILTERS ……………………. 46
HYDRAULIC OIL RETURN STRAINERS/DIFFUSERS …………. 49
PILOT, HIGH PRESSURE …………………………… 48
SERVICING GUIDELINES FOR OIL FILTERS …………….. 46
FILTERS, HYDRAULIC OIL …………………………….. 46
FIRE PREVENTION …………………………………… 31
GENERAL MAINTENANCE ……………………………….. 31
HYDRAULIC OIL FILTERS ……………………………… 46
HYDRAULIC OILS ……………………………………. 37
LUBRICATION POINTS DIAGRAM, LEVELLER COMPONENTS ………. 35
LUBRICATION SCHEDULE ………………………………. 39
NEW MACHINE MAINTENANCE ……………………………. 30
FIRST 50-100 HOUR INSPECTION AND SERVICE REPORT …… 30
INITIAL PRE-DELIVERY INSPECTION …………………. 30
TIGHTENING POINTS ……………………………… 30
Oil lost from leakage ……………………………… 30
parking boom ……………………………………… 40
PREVENTIVE MAINTENANCE SCHEDULE …………………….. 30
SCHEDULED MAINTENANCE……………………………….. 29
Frequently ……………………………………. 33
8 hours ………………………………………. 33
24 HOURS ……………………………………… 34
125 HOURS …………………………………….. 34
250 HOURS …………………………………….. 35
500 HOURS …………………………………….. 36
1000 HOURS ……………………………………. 36
2000 HOURS ……………………………………. 36
LUBRICATION POINTS DIAGRAM, LEVELLER COMPONENTS …… 35
SERVICE PLATFORM (IF EQUIPPED) ……………………… 53
SWING DRIVE GEARBOX…………………………………. 29
LOWER BEARING LUBRICATION ………………………. 40
LUBRICATION OF SWING PINION AND SWING BEARING …….. 40
UPPER GEARING LUBRICATION ………………………. 40
TORQUE CHART ……………………………………… 54
TORQUE CHART, GENERAL ……………………………… 55
TORQUE, FLUID CONNECTIONS ………………………….. 56
SECTION 4 – HYDRAULIC SYSTEM…………………………….. 61
FILTERS, HYDRAULIC OIL………………………………. 61
FILTER SERVICE NOTE …………………………….. 65
PILOT, HIGH PRESSURE ……………………………. 66
RETURN FILTERS …………………………………. 65
STRAINER SERVICE NOTE …………………………… 65
VENT/BREATHER, HYDRAULIC TANK ……………………. 64
HAND FILL PUMP, HYDRAULIC OIL ……………………….. 67
HIGH PRESSURE LIMITING CONTROL VALVE………………….. 61
SET LOAD SENSE RELIEF VALVE ……………………… 86
HYDRAULIC OIL FILTERS ………………………………. 65
HYDRAULIC OIL LEVEL SIGHT GAUGES …………………….. 65
HYDRAULIC OIL TANK………………………………….. 61
DESCRIPTION ……………………………………. 64
OIL LEVEL SIGHT GAUGES ………………………….. 65
HYDRAULIC PUMPS…………………………………….. 61
PUMP 1 (ATTACHMENT PUMP) ………………………… 69
PUMP 2 (MAIN PUMP) ……………………………… 68
WEAR TEST ………………………………….. 68
ROTATE AND FAN PUMP ……………………………. 69
HYDRAULIC SYSTEM OPERATION…………………………… 61
ATTACHMENT CIRCUIT ……………………………… 63
CIRCUIT DESCRIPTION …………………………….. 75
COOLING FAN CIRCUIT …………………………….. 63
FLOW ON DEMAND and LOAD COMPENSATION ……………… 75
MAIN HYDRAULIC SYSTEM; BOOM, SWING, PUMP 2, DRIVE ….. 62
MARGIN PRESSURE ………………………………… 69
MARGIN PRESSURE, SET ……………………………. 85
PILOT CIRCUIT ………………………………….. 63
PRESSURE GAUGE CONNECTIONS ………………………. 86
SWING SYSTEM …………………………………… 62
TRACK DRIVE SYSTEM ……………………………… 62
HYDRAULIC TANK …………………………………….. 64
LOAD SENSING……………………………………….. 61
BASIC DESCRIPTION ………………………………. 71
BASIC PRINCIPLES ……………………………….. 70
OPERATING TIPS …………………………………. 73
SET LOAD SENSE RELIEF VALVE ……………………… 86
SET MARGIN PRESSURE …………………………….. 85
MAIN CONTROL VALVE/MANIFOLD………………………….. 61
CONTROL SPOOL SECTIONS ………………………….. 76
CONTROL VALVE SECTIONS ………………………….. 77
CONTROL VALVE SPOOL OPERATION ……………………. 79
HIGH PRESSURE LIMITING CONTROL VALVE ……………… 84
MAIN CONTROL VALVE DESCRIPTION …………………… 76
PORT RELIEF AND ANTICAVITATION VALVE ……………… 78
ADJUSTING PROCEDURE …………………………. 78
SWING AND DRIVE MOTOR SPOOL SECTIONS ……………… 76
PILOT FILTER, HIGH PRESSURE …………………………. 66
SCHEMATIC DIAGRAMS………………………………….. 61
HIGH PRESS. LIMITING CONTROL …………………….. 84
LOAD SENSING (FLOW ON DEMAND) ……………………. 70
LOAD SENSING SYSTEM CIRCUIT DIAGRAM ………………. 74
MAIN VALVE WITH HIGH PRESS. LIMITING CONTROL ………. 76
PUMP 2 (MAIN PUMP) ……………………………… 68
SECTION 5 – PILOT SYSTEM………………………………… 89
ACCUMULATOR………………………………………… 89
CHARGING ……………………………………….100
CHECK PRE-CHARGE PRESSURE ………………………..100
GENERAL DESCRIPTION …………………………….. 93
TESTING DEVICE ………………………………….100
CIRCUIT dESCRIPTION ………………………………… 97
CIRCUIT DIAGRAM ……………………………………. 96
ELECTRICAL CIRCUIT …………………………………. 98
PILOT SYSTEM COMPONENTS……………………………… 89
ACCUMULATOR ……………………………………. 93
ATTACHMENT PILOT MANIFOLD ……………………….. 94
GENERAL DESCRIPTION …………………………….. 90
HIGH PRESSURE FILTER ……………………………. 91
JOYSTICKS AND FOOT PEDALS ……………………….. 94
PILOT SHUT OFF VALVE ……………………………. 93
PILOT SUPPLY MANIFOLD …………………………… 93
PILOT SUPPLY VALVE ……………………………… 91
PRESSURE SETTINGS ………………………………….. 99
SECTION 6 – ELECTRICAL, GAUGES, ALARMS AND COMPUTERS………..101
CAB MODULE ………………………………………..127
CHANNELS ………………………………………….140
INPUTS………………………………………….101
DIGITAL IN (DIN) ……………………………140
FREQUENCY IN (FIN) ………………………….140
VOLTAGE IN (VIN) ……………………………140
OUTPUTS…………………………………………101
CURRENT OUT (COUT) ………………………….140
DIGITAL OUT (DOUT) ………………………….140
PWM OUT (PULSE WIDTH MODULATION) ……………..140
COMPUTER CONTROL SYSTEM (IQAN MDM DISPLAY) ……………124
ALTERNATE MENUS ………………………………..131
CYCLE COUNTER ………………………………131
MACHINE SERVICE – HYDRAULIC OIL ………………132
TREE COUNTER ……………………………….131
CONTROL SYSTEM OVERVIEW …………………………124
DIAGNOSTICS ADJUSTMENT MENUS …………………….133
ADJUST DATE TIME SETTINGS (SETTINGS MENU) ……..138
ADJUST FUNCTION PARAMETERS (PROPERTIES MENU) …..143
ADJUST LCD DISPLAY BRIGHTNESS (SETTINGS MENU) ….136
ADJUST OUTPUTS (PROPERTIES MENU) ……………..145
LANGUAGE SETTINGS (SETTINGS MENU) …………….137
MENU DESCRIPTIONS …………………………..134
MENU OPERATION ……………………………..135
SOUND SETTINGS (SETTINGS MENU) ……………….137
SYSTEM COMPONENTS ………………………………124
SYSTEM WARNING MESSAGES …………………………153
INFORMATION MESSAGES ………………………..155
MODULE IS OFFLINE SYSTEM WARNING ……………..148
WARNING MESSAGES ……………………………153
CURRENT OUT – TROUBLESHOOTING FOR OPEN CIRCUITS ……….140
DOWNLOADING APPLICATIONS FROM DEALER WEBSITE ………….160
ELECTRICAL INSTALLATION – CAB ……………………….121
ELECTRICAL KIT – SERVICE AND DIAGNOSTICS ……………..158
ELECTRICAL SCHEMATIC ……………………………….103
ENGINE MODULE ……………………………………..128
ERROR MESSAGES AND ALARMS…………………………….101
FAULT CODES : ERROR MESSAGES …………………….156
MAIN SYSTEM ERRORS ……………………………..148
FAULT CODES : ERROR MESSAGES ………………………..156
ERROR :INPUT HIGH ………………………………156
ERROR: INPUT LOW ……………………………….156
ERROR: OUTPUT HIGH ……………………………..156
ERROR: OUTPUT LOW ………………………………156
INTERPRETING ERROR MESSAGES ……………………..156
FUSES AND RELAYS …………………………………..116
GET APPLICATION ……………………………………166
GET ERROR/EVENT LOG ………………………………..170
ID-TAG ……………………………………………130
IQAN……………………………………………….102
MAIN SYSTEM ERRORS ……………………………..148
MDM MODULE BLANK SCREEN ……………………..148
IQAN SOFTWARE ……………………………………..160
DOWNLOADING APPLICATIONS FROM DEALER WEBSITE ………160
GET APPLICATION (DOWNLOAD FROM MDM)………………..102
USING A PC/LAPTOP …………………………..167
USING A PDA ………………………………..166
GET ERROR/EVENT LOG………………………………102
using A pc/laptop …………………………..171
using a pda ………………………………..170
GRAPHING AND MEASUREMENT OF CHANNELS……………….102
USING A PC/LAPTOP …………………………..169
USING A PDA ………………………………..168
PDA REGISTRATION ……………………………….160
UPDATING THE IQAN APPLICATION……………………..102
FROM A PC/LAPTOP ………………………….164
FROM A PDA …………………………………162
MAIN SYSTEM ERRORS…………………………………..102
XP2-A0 MODULE OFFLINE ERRORS …………………….152
XS-A0 MODULE OFFLINE ERROR ……………………..150
XT2-A0 MODULE OFFLINE ERROR …………………….151
PDA REGISTRATION …………………………………..160
REAR ELECTRICAL PANEL ………………………………120
SWITCH AND SENSOR LOCATIONS …………………………123
UPDATE APPLICATION …………………………………162
wire colour code chart ……………………………..115
SECTION 7 – ENGINE START AND STOP…………………………173
ENGINE, RESTARTING AFTER ENGINE RUN OUT OF FUEL ……….176
ENGINE, STARTING…………………………………….173
CUMMINS QSL9 ……………………………………174
ENGINE, STARTING, COLD WEATHER………………………..173
CUMMINS QSL9 ……………………………………175
ENGINE, STOPPING ……………………………………176
SCHEMATIC DIAGRAM……………………………………173
START CIRCUIT – AT REST ………………………….177
START CIRCUIT – BATTERY DISCONNECT SWITCH ‘ON’ ……..178
START CIRCUIT – RUN ……………………………..180
START CIRCUIT – RUN, PILOT RESET SWITCH ‘OFF’ ………182
START CIRCUIT – RUN, PILOT RESET SWITCH ‘ON’ ……….181
START CIRCUIT – START ……………………………179
STARTING ENGINE……………………………………..173
CUMMINS QSL9 ……………………………………174
SECTION 9 – ENGINE ANTI-STALL…………………………….183
CONTROL MODULE IN CAB ……………………………….184
CONTROL MODULE PIN CONNECTIONS ……………………….185
ENGINE ANTI-STALL CURVE ……………………………..185
ENGINE ANTI-STALL SWITCH …………………………….184
FAULT FINDING procedure ~ Anti-stall Quick Check ……….188
FAULT FINDING procedures, additional ………………….189
HORSEPOWER LIMITING CONTROL…………………………..183
GENERAL DESCRIPTION ……………………………..184
LOAD SENSE; SET MARGIN PRESSURE See SECTION 4…………..183
PUMP 2 (MAIN PUMP) CONTROLLER (LS CONTROL) …………….185
SCHEMATIC DIAGRAMS…………………………………..183
ENGINE ANTI-STALL CIRCUIT ………………………..186
LOAD SENSING SYSTEM CIRCUIT DIAGRAM ……………….187
SET PILOT PRESSURE See SECTION 5………………………183
SPEED SENSOR, ADJUSTING ……………………………..185
SPEED SENSOR ON ENGINE ………………………………184
VERIFY ANTI-STALL SETTING See SECTION 4………………..183
SECTION 10- OIL COOLER AND COOLING FAN…………………….191
CHARGE AIR COOLER …………………………………..206
COOLING ASSEMBLY – OVERALL VIEW ………………………193
COOLING FAN ………………………………………..198
COOLING FAN CIRCUIT DESCRIPTION ………………………202
COOLING FAN CIRCUIT DIAGRAM ………………………….204
fan DRIVE CONTROL VALVE ……………………………..200
FAN MOTOR ………………………………………….199
FAN PUMP (ROTATE/FAN PUMP) …………………………..198
FAN SPEED CHECKS ……………………………………205
CHECK FOR NO A/C DURING CLEAN MODE ………………..205
FAN ‘CLEAN’ SPEED ……………………………….205
fan FULL ON speed ……………………………….205
MINIMUM FAN SPEED WITH A/C “ON” …………………..205
HYDRAULIC OIL FILTERS ……………………………….195
HYDRAULIC TANK ……………………………………..195
MAIN CONTROL VALVE See SECTION 4………………………191
MAIN PUMP See SECTION 4………………………………191
OIL COOLER …………………………………………192
OIL COOLER BYPASS/ RETURN MANIFOLD ……………………193
OIL COOLER CIRCUIT DESCRIPTION ……………………….196
OIL COOLER CIRCUIT DIAGRAM …………………………..197
RADIATOR …………………………………………..206
RETURN MANIFOLD/RETURN FILTERS ……………………….194
SECTION 11 – TRACK DRIVE…………………………………209
BRAKE CIRCUIT DESCRIPTION ……………………………213
CIRCUIT DIAGRAM, DRIVE SYSTEM ………………………..217
DRIVE MOTOR…………………………………………209
DESCRIPTION …………………………………….212
START-UP PROCEDURE ………………………………215
DRIVE MOTOR AND GEARBOX ASSEMBLY ……………………..211
GEARBOX AND DRIVE MOTOR ASSEMBLY ……………………..211
HYDROSTATIC DRIVE SYSTEM …………………………….211
IMPORTANT TRACK DRIVE NOTES…………………………..209
NEW MACHINE …………………………………….210
STRAIGHT TRAVEL …………………………………210
TRACK SAG ………………………………………210
LEFT TRACK SPEED ADJUSTMENT ………………………….220
PRESSURE SETTINGS, DRIVE SYSTEM……………………….209
BEGIN OF REGULATION, SET, FOR DRIVE MOTOR ………….219
CROSSOVER RELIEF VALVES, FOR DRIVE MOTOR …………..218
RIGHT TRACK SPEED ADJUSTMENt …………………………223
SCHEMATIC DIAGRAMS…………………………………..209
DRIVE CIRCUIT …………………………………..217
DRIVE MOTOR …………………………………….211
SET STRAIGHT TRAVEL …………………………………223
TRACK COMPONENTS…………………………………….209
BOTTOM ROLLER RETAINING BOLTS …………………….226
MEASURING TRACK SAG ……………………………..224
TRACK SAG ADJUSTMENT …………………………225
OPERATING THE MACHINE ……………………………224
TORQUING UNDERCARRIAGE BOLTS ……………………..225
TRACK SHOE RETAINING BOLTS ……………………….225
WEAR LIMITS……………………………………..209
BOTTOM ROLLER WEAR …………………………..227
BUSHING WEAR, OUTSIDE DIAMETER ………………..227
IDLER WEAR ………………………………….228
PIN AND BUSHING WEAR …………………………227
TRACK LINK WEAR ……………………………..226
TRACK SHOE GROUSER HEIGHT WEAR ………………..226
Track slide wear …………………………….228
TRACK DRIVE ASSEMBLY ………………………………..210
TRACK SPEED SET-UP PROCEDURE………………………….209
HIGH FORWARD (MOTOR MINIMUM DISPLACEMENT …………..222
HIGH REVERSE (VALVE FLOW SETTING) …………………223
LOW FORWARD (VALVE FLOW SETTING) ………………….221
SET MOTOR MAXIMUM DISPLACEMENT ……………………220
SET STRAIGHT TRAVEL ……………………………..223
SUMMERY OF PROCEDURE …………………………….223
SECTION 12 – BOOM FUNCTIONS………………………………229
ADJUST OIL FLOW TO CYLINDERS (CYLINDER CYCLE TIMES ……..237
BOOM CONTROL VALVE ………………………………….231
BOOM SYSTEM DESCRIPTION………………………………229
CONVENTIONAL BOOM ……………………………….230
‘ER’ BOOM SYSTEM ………………………………..230
CIRCUIT DIAGRAM……………………………………..229
‘ER’ BOOM SYSTEM ………………………………..233
COMPUTER CONTROL SYSTEM (IQAN MDM DISPLAY)……………..229
ELECTRONIC ADJUSTMENT PROCEDURE, TELESCOPIC ………..240
ADJUSTABLE FUNCTIONS CHART ……………………241
CYLINDER CYCLE TIMES, TYPICAL ………………………..238
ENGINE ANTI-STALL …………………………………..231
ER BOOM SYSTEM ……………………………………..234
Load sensing ……………………………………….231
parking boom ……………………………………….234
SET MAIN BOOM, STICK AND TELESCOPIC PORT RELIEF VA ……..235
TELESCOPIC BOOM ELECTRONIC ADJUSTMENT PROCEDURE ………..240
TELESCOPIC CYLINDER FLOW ADJUSTMENT …………………..231
SECTION 13 – LEVELLING…………………………………..245
CIRCUIT DIAGRAM …………………………………….247
ENGINE ANTI-STALL See also SECTION 4…………………..245
LEVELLING CONTROL VALVE See also SECTION 4……………..245
LEVELLING SYSTEM DESCRIPTION …………………………246
Load sensing See SECTION 9……………………………245
lubricating cylinders and pins See SECTION 3……………245
UNDERCARRIAGE ASSEMBLY, LEVELLING …………………….246
SECTION 15 – SWING………………………………………249
ADJUST OIL FLOW TO SWING MOTOR(SWING MOTOR SPEED) ………255
CIRCUIT DIAGRAM …………………………………….251
parking boom ……………………………………….253
SET SWING MOTOR SPEED ……………………………….255
SWING DRIVE…………………………………………249
SWING HYDRAULICS ………………………………..250
SET CROSSLINE RELIEF VALVES …………………..254
SWING DRIVE GEARBOX………………………………….249
LOWER BEARING LUBRICATION ………………………..253
LUBRICATION OF SWING PINION AND SWING BEARING ………253
sun gear installation ……………………………257
UPPER GEARING LUBRICATION ………………………..253
SWING MOTOR REMOVAL from GEARBOX ……………………..256
SECTION 17 – ATTACHMENT DRIVE…………………………….259
ATTACHMENT CONTROL VALVES ……………………………262
ATTACHMENT PILOT MANIFOLD ………………………..264
main CONTROL VALVE, PUMP 2 ……………………….265
pilot supply manifold ……………………………262
pump 1 VALVE section …………………………….262
ATTACHMENT HEAD See ORIGINAL MANUFACTURERS MANUAL……….259
CIRCUIT DESCRIPTION …………………………………266
CIRCUIT DIAGRAM …………………………………….267
COMPUTER CONTROL SYSTEM (IQAN MDM DISPLAY)……………..259
ELECTRONIC ADJUSTMENT PROCEDURE, PUMP 2 ……………272
ADJUSTABLE FUNCTIONS CHART ……………………273
ENGINE ANTI-STALL …………………………………..265
LOAD SENSING ……………………………………….265
MAIN CONTROL VALVE ………………………………….265
PRESSURE SETTINGS …………………………………..268
PUMP 1 (ATTACHMENT PUMP) …………………………….260
PUMP 2 (MAIN PUMP) See SECTION 4………………………259
PUMP 2 ELECTRONIC ADJUSTMENT PROCEDURE ………………..272
SET PUMP 2 PORT RELIEF VALVES ……………………….270
SECTION 20 – ROTATE……………………………………..277
attachment valve – rotate section …………………….280
CIRCUIT DESCRIPTION …………………………………282
CIRCUIT DIAGRAM …………………………………….283
control valve ………………………………………280
Pressure settings …………………………………..284
Air in pilot end caps ……………………………284
ROTATE PUMP (ROTATE/FAN PUMP) ………………………..279

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TIGERCAT H822C LH830C HARVESTER SERVICE MANUAL- PDF DOWNLOAD:

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• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
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