Komatsu PC650-3, PC650LC-3, PC650SE-3 - Service Manual / Repair Manual - Wiring Diagrams

KOMATSU PC650-3, PC650LC-3, PC650SE-3 - WORKSHOP, SERVICE, REPAIR MANUAL - WIRING DIAGRAMS

- English Service Manual and Wiring Diagrams, for Komatsu PC650-3, PC650LC-3, PC650SE-3.
 

CONTENTS:

10 ENGINE
11 STRUCTURE AND FUNCTION
- ENGINE RELATED PARTS
- PTO (POWER TAKE-OFF)
- PTO LUBRICATION SYSTEM
- RADIATOR AND OIL COOLER
- FUEL TANK AND PIPING
- ENGINE CONTROL SYSTEM
- AUTO-DECELERATION SYSTEM (IF EQUIPPED)
12 TESTING AND ADJUSTING
- STANDARD FOR TESTING AND ADJUSTING
- TESTING AND ADJUSTING TOOL LIST
- ADJUSTING VALVE CLEARANCE
- MEASURING COMPRESSION PRESSURE
- ADJUSTING FUEL INJECTION TIMING
- MEASURING EXHAUST GAS COLOR
- MEASURING BLOW-BY PRESSURE
- TESTING AND ADJUSTING FAN BELT TENSION
- TESTING AND ADJUSTING ALTERNATOR BELT TENSION
- ADJUSTING FUEL CONTROL LEVER
- ADJUSTING AUTO-DECELERATION SYSTEM
13 DISASSEMBLY AND ASSEMBLY
- STARTING MOTOR
- REMOVAL
- INSTALLATION
- ALTERNATOR
- REMOVAL
- INSTALLATION
- ENGINE OIL COOLER
- REMOVAL
- INSTALLATION
- FUEL INJECTION PUMP
- REMOVAL
- INSTALLATION
- WATER PUMP
- REMOVAL
- INSTALLATION
- NOZZLE HOLDER
- REMOVAL
- INSTALLATION
- TURBOCHARGER
- REMOVAL
- INSTALLATION
- CYLINDER HEAD
- REMOVAL
- INSTALLATION
- HYDRAULIC OIL COOLER
- REMOVAL
- INSTALLATION
- RADIATOR
- REMOVAL
- INSTALLATION
- ENGINE, PTO AND HYDRAULIC PUMP
- REMOVAL
- INSTALLATION
- PTO
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- DECELERATOR CYLINDER (IF EQUIPPED)
- REMOVAL
- INSTALLATION
14 MAINTENANCE STANDARD
- PTO
20 POWER TRAIN
21 STRUCTURE AND FUNCTION
- POWER TRAIN
- TRAVEL AND BRAKE SYSTEM
- 1. OUTLINE
- 2. TRAVEL CONTROL CIRCUIT SCHEMATICS
- 3. TRAVEL CONTROL CIRCUIT
- 4. STRAIGHT-TRAVEL SYSTEM
- 5. CENTER SWIVEL JOINT
- 6. TRAVEL MOTOR (WITH PARKING BRAKE) ASSEMBLY
- 7. TRAVEL BRAKE VALVE
- 8. FINAL DRIVE
- SWING SYSTEM
- 1. OUTLINE
- 2. SWING HYDRAULIC CIRCUIT SCHEMATICS
- 3. SWING HYDRAULIC CIRCUIT
- 4. SWING PUMP
- 5. SWING CONTROL VALVE
- 6. SWING MOTOR (WITH MECHANICAL BRAKE) AND SAFETY VALVE ASSEMBLY
- 7. SWING BRAKE (AUTOMATIC) AND SWING PARKING BRAKE (MANUAL)
- 8. FREE SWING SYSTEM
- 9. SWING MACHINERY
- 10. SWING CIRCLE
23 DISASSEMBLY AND ASSEMBLY
- CENTER SWIVEL JOINT
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- TRAVEL MOTOR (WITH FOUR TRAVEL MOTORS)
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- TRAVEL BRAKE VALVE (WITH FOUR TRAVEL MOTORS)
- REMOVAL
- INSTALLATION
- TRAVEL MOTOR (WITH TWO TRAVEL MOTORS)
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- FINAL DRIVE
- REMOVAL (WITH FOUR TRAVEL MOTORS)
- INSTALLATION (WITH FOUR TRAVEL MOTORS)
- REMOVAL (WITH TWO TRAVEL MOTORS)
- INSTALLATION (WITH TWO TRAVEL MOTORS)
- DISASSEMBLY (WITH FOUR TRAVEL MOTORS)
- ASSEMBLY (WITH FOUR TRAVEL MOTORS)
- DISASSEMBLY (WITH TWO TRAVEL MOTORS)
- ASSEMBLY (WITH TWO TRAVEL MOTORS)
- SPROCKET
- REMOVAL
- INSTALLATION
- SWING PUMP
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- CO·NC VALVE (FOR SWING PUMP)
- REMOVAL
- INSTALLATION
- SERVO VALVE (FOR SWING PUMP)
- REMOVAL
- INSTALLATION
- SWING CONTROL VALVE
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- MAIN RELIEF VALVE (FOR SWING CONTROL VALVE)
- REMOVAL
- INSTALLATION
- SWING MOTOR
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- REVOLVING FRAME
- REMOVAL
- INSTALLATION
- SWING CIRCLE
- REMOVAL
- INSTALLATION
- SWING MACHINERY
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
24 MAINTENANCE STANDARD
- TRAVEL MOTOR
- TRAVEL SHUTTLE VALVE
- STRAIGHT-TRAVEL VALVE
- TRAVEL BRAKE VALVE
- FINAL DRIVE
- SWING CONTROL VALVE
- JET SENSOR
- SWING MOTOR
- SWING SHADOW VALVE (IF EQUIPPED)
- CONNECTION VALVE (IF EQUIPPED)
- SWING MACHINERY
- SWING CIRCLE
30 UNDERCARRIAGE
31 STRUCTURE AND FUNCTION
- TRACK FRAME
- IDLER CUSHION
- IDLER
- TRACK ROLLER
- CARRIER ROLLER
- TRACK SHOE
33 DISASSEMBLY AND ASSEMBLY
- IDLER
- REMOVAL
- INSTALLATION
- IDLER CUSHION
- REMOVAL
- INSTALLATION
- DISASSEMBLY
- ASSEMBLY
- IDLER ADJUSTMENT CYLINDER
- DISASSEMBLY
- ASSEMBLY
- TRACK ROLLER
- REMOVAL
- INSTALLATION
- CARRIER ROLLER
- REMOVAL
- INSTALLATION
- TRACK SHOE
- REMOVAL
- INSTALLATION
34 MAINTENANCE STANDARD
- TRACK FRAME
- TRACK SHOE
- IDLER
- TRACK ROLLER
- CARRIER ROLLER
50 AIR SYSTEM
51 STRUCTURE AND FUNCTION
- AIR PIPING
- AIR CIRCUIT DIAGRAM
- AIR GOVERNOR
- AIR TANK
- SAFETY VALVE
- HORN VALVE
- GREASE PUMP
60 HYDRAULIC SYSTEM
61 STRUCTURE AND FUNCTION
- HYDRAULIC PIPING
- HYDRAULIC CIRCUIT DIAGRAM
- WORK EQUIPMENT CONTROL
- ELECTRONIC AUTOMATIC WORK EQUIPMENT CONTROL SYSTEM (IF EQUIPPED)
- HYDRAULIC TANK
- MAIN PUMP
- HYDRAULIC OIL FILTER
- CHARGING AND PTO LUBRICATING PUMP
- 2-STAGE AND 3-STAGE MODE SELECTOR OLSS (OPEN CENTER LOAD SENSING SYSTEM)
- HYDRAULIC CONTROL VALVE
- PPC VALVE
- PPC SHUTTLE VALVE
- ACCUMULATOR
- PILOT RELIEF VALVE
- SAFETY LOCK VALVE
- HYDRAULIC CYLINDER
- WORK EQUIPMENT
62 TESTING AND ADJUSTING
- TABLE OF JUDGEMENT STANDARD VALUE
- TABLE OF ELECTRICAL JUDGEMENT STANDARD VALUE
- TESTING AND ADJUSTING TOOL LIST
- TESTING TRAVEL AND OPERATING FORCE
- TESTING AND ADJUSTING MAIN RELIEF VALVE
- TESTING CONTROL CIRCUIT PRESSURE
- MEASURING DISCHARGE OF MAIN PISTON PUMP
- CHECKING AND ADJUSTING TRAVEL MOTOR PERFORMANCE
- MEASURING OIL LEAKAGE FROM SWING AND TRAVEL MOTOR
- TESTING OIL LEAKAGE FROM SWIVEL JOINT
- BLEEDING AIR
- CHARGING ACCUMULATOR WITH GAS
- TESTING METHOD USING VISUAL AND FUNCTIONAL CHECK
- ADJUSTMENT OF WORK EQUIPMENT POTENTIOMETER
- ADJUSTMENT OF WORK EQUIPMENT CONTROL BOX
- TROUBLESHOOTING
- ELECTRICAL CIRCUIT DIAGRAM
- POSITION OF CONNECTORS FOR TROUBLESHOOTING
- CONNECTION TABLE FOR CONNECTOR PINS
- TROUBLESHOOTING PROCEDURE
- CHECKS BEFORE TROUBLESHOOTING
- E.H MODE TROUBLESHOOTING
- ABNORMALITY JUDGEMENT CONDITIONS FOR SELF-TESTING DISPLAY
- TROUBLESHOOTING (EXCEPT TROUBLESHOOTING FOR MACHINE MONITOR)
- E-1 MACHINE DEVIATES EXCESSIVELY
- a) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- b) IF CAUSE IS REMOVED WHEN SWITCHING TO PROLIX CIRCUIT (WHEN SELF-TESTING DISPLAY SHOWS NORMAL)
- E-2 WORK EQUIPMENT, SWING, TRAVEL SPEEDS EXTREMELY SLOW, OR LACK OF POWER
- a) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- b) IF CAUSE IS REMOVED WHEN SWITCHING TO PROLIX CIRCUIT (WHEN SELF-TESTING DISPLAY SHOWS NORMAL)
- E-3 ENGINE STALLS DURING OPERATIONS, OR ENGINE SPEED DROPS
- a) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- b) IF CAUSE IS REMOVED WHEN SWITCHING TO PROLIX CIRCUIT (WHEN SELF-TESTING DISPLAY SHOWS NORMAL)
- E-4 NO CHANGE IN OUTPUT WHEN MODE SWITCH IS OPERATED
- a) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- b) IF CAUSE IS REMOVED WHEN SWITCHING TO PROLIX CIRCUIT (WHEN SELF-TESTING DISPLAY SHOWS NORMAL)
- E-5 AUTO-DECELERATION DOES NOT WORK
- a) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- b) IF CAUSE IS REMOVED WHEN SWITCHING TO PROLIX CIRCUIT (WHEN SELF-TESTING DISPLAY SHOWS NORMAL)
- E-6 SWING DOES NOT WORK
- E-7 EXCESSIVE HYDRAULIC DRIFT OF SWING
- E-8 TRAVEL SPEED DOES NOT SWITCH
- a) SPEED DOES NOT INCREASE WHEN PLACED IN HI (DOES NOT SWITCH TO HI)
- b) SPEED DOES NOT DECREASE WHEN PLACED IN LO
- H-1 MACHINE DEVIATES EXCESSIVELY (DEVIATES MORE THAN STANDARD WHEN ONLY TRAVEL SYSTEM IS USED, TRAVEL LEVER AT FULL POSITION)
- H-2 EXCESSIVE DEVIATION IN TRAVEL DURING SIMULTANEOUS OPERATIONS
- H-3 MACHINE DEVIATES EXCESSIVELY WHEN STARTING
- H-4 CONTROL LEVERS ARE EXTREMELY HEAVY
- a) IF TRAVEL LEVER IS HEAVY
- b) IF WORK EQUIPMENT LEVERS ARE HEAVY
- H-5 WORK EQUIPMENT, TRAVEL, AND SWING START SUDDENLY DURING FINE CONTROL OPERATIONS
- H-6 SPEEDS FOR WORK EQUIPMENT, SWING, AND TRAVEL ARE ALL EXTREMELY SLOW, OR THERE IS NO POWER
- a) MACHINE HARDLY MOVES
- b) ABNORMALITY IN SOME PART (ABNORMALITY ON ONE SIDE)
- H-7 ENGINE STALLS OR ENGINE SPEED DROPS DURING OPERATIONS
- H-8 NO CHANGE IN OUTPUT WHEN MODE SELECTOR SWITCH IS OPERATED
- H-9 AUTO-DECELERATION DOES NOT COME ON, OR DOES NOT GO OFF
- H-10 ABNORMAL NOISE COMES FROM AROUND PUMP
- H-11 SWING SPEED IS SLOW, OR OVERRUN WHEN STOPPING SWING IS EXCESSIVE
- H-12 UPPER STRUCTURE DOES NOT SWING
- H-13 EXCESSIVE HYDRAULIC DRIFT
- H-16 EXCESSIVE TIME LAG FOR WORK EQUIPMENT
- H-17 TRAVEL SPEED DOES NOT SWITCH
- a) SPEED DOES NOT INCREASE EVEN WHEN SELECTOR SWITCH IS PLACED IN HI
- b) SPEED DOES NOT DECREASE EVEN WHEN SELECTOR SWITCH IS PLACED IN LO
- FAILURE MODE AND COMPONENTS
- W.L MODE TROUBLESHOOTING
- ABNORMALITY JUDGEMENT CONDITIONS FOR SELF-TESTING DISPLAY
- TROUBLESHOOTING
- W-1 IN ARC DIGGING MODE, WORK EQUIPMENT CARRIES OUT HORIZONTAL DIGGING, OR THERE IS BUCKET ANGLE COMPENSATION
- W-2 IN HORIZONTAL DIGGING MODE, WORK EQUIPMENT DOES NOT CARRY OUT HORIZONTAL DIGGING
- a) SELF-TESTING DISPLAY DOES NOT SHOW ABNORMALITY
- b) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- W-3 IN HORIZONTAL DIGGING MODE, THERE IS BUCKET ANGLE COMPENSATION
- W-4 IN HORIZONTAL DIGGING + BUCKET ANGLE COMPENSATION MODE, WORK EQUIPMENT CARRIES OUT HORIZONTAL DIGGING, BUT THERE IS NO BUCKET ANGLE COMPENSATION
- a) SELF-TESTING DISPLAY DOES NOT SHOW ABNORMALITY
- b) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- W-5 IN HORIZONTAL DIGGING + BUCKET ANGLE COMPENSATION MODE, THERE IS BUCKET ANGLE COMPENSATION, BUT WORK EQUIPMENT DOES NOT CARRY OUT HORIZONTAL DIGGING
- a) SELF-TESTING DISPLAY DOES NOT SHOW ABNORMALITY
- b) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- W-6 IN HORIZONTAL DIGGING + BUCKET ANGLE COMPENSATION MODE, WORK EQUIPMENT DOES NOT CARRY OUT HORIZONTAL DIGGING, AND THERE IS NO BUCKET ANGLE COMPENSATION
- a) SELF-TESTING DISPLAY DOES NOT SHOW ABNORMALITY
- b) SELF-TESTING DISPLAY SHOWS ABNORMALITY
- L-1 WORK EQUIPMENT DOES NOT CARRY OUT HORIZONTAL DIGGING OR BUCKET ANGLE COMPENSATION
63 DISASSEMBLY AND ASSEMBLY
- CHARGING AND PTO LUBRICATION PUMP
- REMOVAL AND INSTALLATION
- NO.1 PUMP
- REMOVAL AND INSTALLATION
- NO.2 PUMP
- REMOVAL AND INSTALLATION
- MAIN PUMP
- DISASSEMBLY
- ASSEMBLY
- SERVO VALVE (FOR NO.1 FRONT PUMP)
- REMOVAL AND INSTALLATION
- SERVO VALVE (FOR NO.1 REAR PUMP)
- REMOVAL AND INSTALLATION
- SERVO VALVE (FOR NO.2 FRONT PUMP)
- REMOVAL AND INSTALLATION
- SERVO VALVE (FOR NO.2 REAR PUMP)
- REMOVAL AND INSTALLATION
- CO·NC VALVE (FOR NO.1 FRONT PUMP)
- REMOVAL AND INSTALLATION
- CO·NC VALVE (FOR NO.1 REAR PUMP)
- REMOVAL AND INSTALLATION
- TVC VALVE
- REMOVAL AND INSTALLATION
- L.H.5-SPOOL CONTROL VALVE
- REMOVAL
- INSTALLATION
- R.H.4-SPOOL CONTROL VALVE
- REMOVAL
- INSTALLATION
- CONTROL VALVE
- DISASSEMBLY AND ASSEMBLY
- MAIN RELIEF VALVE (FOR L.H.5-SPOOL,R.H.4-SPOOL VALVE)
- REMOVAL AND INSTALLATION
- PILOT RELIEF VALVE
- REMOVAL AND INSTALLATION
- PPC VALVE (FOR TRAVEL)
- REMOVAL AND INSTALLATION
- DISASSEMBLY AND ASSEMBLY
- PPC VALVE (FOR WORK EQUIPMENT AND SWING)
- DISASSEMBLY AND ASSEMBLY
- BOOM CYLINDER (BACK HOE)
- REMOVAL AND INSTALLATION
- ARM CYLINDER (BACK HOE)
- REMOVAL AND INSTALLATION
- BUCKET CYLINDER (BACK HOE)
- REMOVAL AND INSTALLATION
- BOOM CYLINDER (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- ARM CYLINDER (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- BUCKET CYLINDER (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- BOTTOM DUMP CYLINDER (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- HYDRAULIC CYLINDER
- DISASSEMBLY
- ASSEMBLY
- BUCKET (BACK HOE)
- REMOVAL AND INSTALLATION
- ARM (BACK HOE)
- REMOVAL AND INSTALLATION
- BOOM (BACK HOE)
- REMOVAL AND INSTALLATION
- BUCKET AND ARM (BACK HOE)
- REMOVAL AND INSTALLATION
- WORK EQUIPMENT (BACK HOE)
- REMOVAL AND INSTALLATION
- BUCKET (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- ARM (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- BOOM (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- WORK EQUIPMENT (LOADING SHOVEL)
- REMOVAL AND INSTALLATION
- POTENTIOMETER (LOADING SHOVEL)
- DISASSEMBLY AND ASSEMBLY
- COUNTERWEIGHT
- REMOVAL AND INSTALLATION
64 MAINTENANCE STANDARD
- CHARGING AND PTO LUBRICATION PUMP
- PILOT RELIEF VALVE
- L.H. 5-SPOOL CONTROL VALVE
- R.H. 4-SPOOL CONTROL VALVE
- PPC VALVE
- PPC SHUTTLE VALVE
- HYDRAULIC CYLINDER
- WORK EQUIPMENT
80 ELECTRIC AND ELECTRONIC SYSTEM
81 STRUCTURE AND FUNCTION
- ELECTRICAL WIRING DIAGRAM
- ELECTRICAL CIRCUIT DIAGRAM
- ELECTRONIC COMPONENTS OF 3-STAGE MODE SELECTOR OLSS
- ELECTRONIC COMPONENTS OF AUTOMATIC WORK EQUIPMENT CONTROL SYSTEM
- EVMS
82 TESTING AND ADJUSTING
- ELECTRICAL CIRCUIT DIAGRAM
- POSITION OF CONNECTORS FOR TROUBLESHOOTING
- M MODE TROUBLESHOOTING
- SERIAL NO: 10501-10599
- M-1 WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL DISPLAY DOES NOT APPEAR
- a) NO DISPLAY APPEARS ON MONITOR PANEL (GAUGES AND MONITOR ITEMS)
- b) DISPLAY OF EITHER GAUGES OR MONITOR ITEMS DOES NOT APPEAR ON MONITOR PANEL
- c) DISPLAY DOES NOT APPEAR ON PART OF MONITOR PANEL ASSEMBLY
- M-2 WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL DOES NOT GO OUT
- M-3 WHEN STARTING SWITCH IS TURNED ON (DO NOT START ENGINE), CHECK BEFORE STARTING ITEM FLASH OR PREHEATING ITEM LIGHTS UP
- a) (COOLANT LEVEL) FLASHES
- b) (ENGINE OIL LEVEL) FLASHES
- c) (HYDRAULIC OIL LEVEL) FLASHES
- d) (HEATER SIGNAL) FLASHES
- M-4 WHEN STARTING SWITCH IS TURNED ON (ENGINE STARTED), CHECK BEFORE STARTING ITEMS FLASH
- a) ALTERNATOR SYSTEM
- b) ENGINE OIL PRESSURE SYSTEM
- M-5 WHEN STARTING SWITCH IS TURNED ON, (DO NOT START ENGINE), CAUTION ITEMS FLASH
- M-6 WHEN STARTING SWITCH IS ON (ENGINE STARTED), CAUTION ITEMS FLASH
- a) (ENGINE OIL PRESSURE) FLASHES
- b) (COOLANT LEVEL) FLASHES
- c) (COOLANT TEMPERATURE GAUGE) FLASHES
- d) (CHARGE LEVEL) FLASHES
- e) (HYDRAULIC OIL FILTER) FLASHES
- f) (HYDRAULIC OIL TEMPERATURE) FLASHES
- M-7 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED) FOR 2 SECONDS, OR WHEN CAUTION ITEMS ARE FLASHING, WARNING BUZZER DOES NOT SOUND
- M-8 NO ABNORMAL DISPLAY ON MONITOR BUT WARNING BUZZER SOUNDS
- M-9 MONITOR PANEL LAMPS DO NOT LIGHT UP (INDICATION ON MONITOR PANEL IS CORRECT)
- a) NO LAMPS ON PANEL LIGHT UP
- b) SOME LAMPS ON PANEL DO NOT LIGHT UP
- M-10 WHEN ENGINE IS STARTED, SERVICE METER DOES NOT MOVE WHEN ENGINE IS STOPPED, SERVICE METER MOVES
- a) SERVICE METER DOES NOT MOVE
- b) SERVICE METER DOES NOT STOP MOVING
- M-11 ENGINE COOLANT TEMPERATURE IS HIGH, BUT LOWEST LEVEL DISPLAYED
- M-12 ENGINE COOLANT TEMPERATURE GAUGE GIVES NO DISPLAY
- M-13 FUEL TANK IS NOT FULL BUT DISPLAY SHOWS FULL TANK
- M-14 NO DISPLAY IS GIVEN FOR FUEL LEVEL
- SERIAL NO: 10600 AND UP
- M-1 WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL DISPLAY DOES NOT APPEAR
- a) NO DISPLAY APPEARS ON MONITOR PANEL (GAUGE AND MONITOR ITEMS)
- b) DISPLAY DOES NOT APPEAR ON PART OF MONITOR PANEL ASSEMBLY
- M-2 WHEN STARTING SWITCH IS TURNED ON, MONITOR PANEL DOES NOT GO OUT
- M-3 WHEN STARTING SWITCH IS TURNED ON (DO NOT START ENGINE), CHECK BEFORE STARTING ITEM FLASH OR PREHEATING ITEM LIGHTS UP (FLUID LEVEL OF CHECK BEFORE STARTING ITEMS ARE CORRECT)
- a) (COOLANT LEVEL) FLASHES
- b) (ENGINE OIL LEVEL) FLASHES
- c) (HYDRAULIC OIL LEVEL) FLASHES
- M-4 WHEN STARTING SWITCH IS TURNED ON (ENGINE STARTED), CHECK BEFORE STARTING ITEMS FLASH
- a) ALTERNATOR SYSTEM
- b) ENGINE OIL PRESSURE SYSTEM
- M-5 WHEN STARTING SWITCH IS TURNED ON, (DO NOT START ENGINE), CAUTION ITEMS FLASH
- M-6 WHEN STARTING SWITCH IS ON (ENGINE STARTED), CAUTION ITEMS FLASH
- a) (ENGINE OIL PRESSURE) FLASHES
- b) (COOLANT LEVEL) FLASHES
- c) (COOLANT TEMPERATURE GAUGE) FLASHES
- d) (CHARGE LEVEL) FLASHES
- e) (HYDRAULIC OIL FILTER) FLASHES
- f) (HYDRAULIC OIL TEMPERATURE) FLASHES
- M-7 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED) FOR 1 SECOND, OR WHEN CAUTION ITEMS ARE FLASHING, WARNING BUZZER DOES NOT SOUND
- M-8 NO ABNORMAL DISPLAY ON MONITOR BUT WARNING BUZZER SOUNDS
- M-9 MONITOR PANEL LAMPS DO NOT LIGHT UP (INDICATION ON MONITOR PANEL IS CORRECT)
- M-10 WHEN ENGINE IS STARTED, SERVICE METER DOES NOT MOVE WHEN ENGINE IS STOPPED, SERVICE METER MOVES
- a) SERVICE METER DOES NOT MOVE, WHEN ENGINE IS STARTED
- b) SERVICE METER DOES NOT STOP MOVING, WHEN ENGINE IS STOPPED
- M-11 ENGINE COOLANT TEMPERATURE IS HIGH, BUT LOWEST LEVEL DISPLAYED
- M-12 ENGINE COOLANT TEMPERATURE GAUGE GIVES NO DISPLAY
- M-13 FUEL TANK IS NOT FULL BUT DISPLAY SHOWS FULL TANK
- M-14 NO DISPLAY IS GIVEN FOR FUEL LEVEL