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KOMATSU PC130-7 SERVICE REPAIR MANUAL (SN:70001 & UP) – PDF DOWNLOAD
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- KOMATSU PC130-7 SERVICE REPAIR MANUAL
- SERIAL NUMEBR:70001 & UP
- SERIAL NUMBER:
PC130-7 70001 and up
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Description
KOMATSU PC130-7 SERVICE REPAIR MANUAL (SN:70001 & UP)
KOMATSU PC130-7 SERVICE REPAIR MANUAL (SN:70001 & UP) – PDF DOWNLOAD:
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DESCRIPTION:
KOMATSU PC130-7 SERVICE REPAIR MANUAL (SN:70001 & UP)
- This shop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity.
- This shop manual mainly contains the necessary technical information for operations performed in a service workshop. For ease of understanding, the manual is divided into the following chapters; these chapters are further divided into the each main group of components.
- STRUCTURE AND FUNCTION
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting. In addition, this section may contain hydraulic circuit diagrams, electric circuit diagrams, and maintenance standards. - TESTING AND ADJUSTING
This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating “Problems” with “Causes” are also included in this section. - DISASSEMBLY AND ASSEMBLY
This section explains the procedures for removing, installing, disassembling and assembling each component, as well as precautions for them. - MAINTENANCE STANDARD
This section gives the judgment standards for inspection of disassembled parts. The contents of this section may be described in STRUCTURE AND FUNCTION. - OTHERS
This section mainly gives hydraulic circuit diagrams and electric circuit diagrams. In addition, this section may give the specifications of attachments and options together.
TABLE OF CONTENTS:
KOMATSU PC130-7 SERVICE REPAIR MANUAL (SN:70001 & UP)
COVER..................................................................................................................... 1 CONTENTS.................................................................................................................. 2 01 GENERAL................................................................................................................ 26 GENERAL ASSEMBLY DRAWING.............................................................................................. 27 SPECIFICATIONS........................................................................................................ 29 WEIGHT TABLE.......................................................................................................... 32 LIST OF LUBRICANTS AND WATER.......................................................................................... 34 10 STRUCTURE AND FUNCTION ................................................................................................ 35 PTO................................................................................................................... 36 COOLING SYSTEM........................................................................................................ 37 POWER TRAIN .......................................................................................................... 39 SWING CIRCLE.......................................................................................................... 40 SWING MACHINERY....................................................................................................... 41 TRACK FRAME........................................................................................................... 42 IDLER CUSHION......................................................................................................... 43 HYDRAULIC COMPONENT LAYOUT............................................................................................ 44 VALVE CONTROL......................................................................................................... 46 HYDRAULIC TANK AND FILTER............................................................................................. 48 HYDRAULIC PUMP (PISTON PUMP).......................................................................................... 49 CONTROL VALVE......................................................................................................... 70 SUCTION SAFETY VALVE.................................................................................................. 80 CLASS................................................................................................................. 81 SELF PRESSURE REDUCING VALVE..........................................................................................117 CENTER SWIVEL JOINT...................................................................................................124 TRAVEL MOTOR (FINAL DRIVE)............................................................................................125 SWING MOTOR...........................................................................................................134 SOLENOID VALVE........................................................................................................140 PPC ACCUMULATOR.......................................................................................................142 PPC VALVE.............................................................................................................143 WORK EQUIPMENT........................................................................................................154 AIR CONDITIONER PIPING................................................................................................155 ENGINE CONTROL .......................................................................................................156 ELECTRIC CONTROL SYSTEM...............................................................................................160 MONITOR SYSTEM........................................................................................................187 20 TESTING AND ADJUSTING..................................................................................................193 STANDARD VALUE TABLE FOR ENGINE.......................................................................................194 STANDARD VALUE TABLE FOR CHASSIS......................................................................................195 TESTING AND ADJUSTING.................................................................................................204 TOOLS FOR TESTING,ADJUSTING, AND TROUBLESHOOTING..................................................................205 TESTING AND ADJUSTING ENGINE SPEED................................................................................207 MEASURING EXHAUST GAS COLOR.......................................................................................208 ADJUSTING VALVE CLEARANCE.........................................................................................210 MEASURING COMPRESSION PRESSURE....................................................................................212 MEASURING BLOW-BY PRESSURE........................................................................................213 MEASURING ENGINE OIL PRESSURE.....................................................................................214 TESTING AND ADJUSTING FOR FUEL INJECTION TIMING...................................................................215 ADJUSTING ENGINE SPEED SENSOR.....................................................................................219 TESTING AND ADJUSTING FAN BELT TENSION............................................................................220 TESTING AND ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION.....................................................221 MEASURING CLEARANCE OF SWING CIRCLE BEARING.......................................................................222 TESTING AND ADJUSTING TRACK SHOE TENSION..........................................................................223 TESTING AND ADJUSTING OIL PRESSURE IN WORK EQUIPMENT,SWING,AND TRAVEL CIRCUITS....................................225 MEASURING CONTROL CIRCUIT BASIC PRESSURE..........................................................................228 TESTING AND ADJUSTING OIL PRESSURE IN PUMP PC CONTROL CIRCUIT.....................................................229 TESTING AND ADJUSTING OIL PRESSURE IN PUMP LS CONTROL CIRCUIT.....................................................232 MEASURING SOLENOID VALVE OUTPUT PRESSURE..........................................................................236 MEASURING PPC VALVE OUTPUT PRESSURE...............................................................................238 ADJUSTMENT PLAY OF WORK EQUIPMENT AND SWING PPC VALVES............................................................239 TESTING PARTS WHICH CAUSE HYDRAULIC DRIFT OF WORK EQUIPMENT.......................................................240 MEASURING OIL LEAKAGE.............................................................................................242 RELEASING RESIDUAL PRESSURE IN HYDRAULIC CIRCUIT..................................................................245 BLEEDING AIR FROM EACH PART.......................................................................................246 TESTING PROCEDURES FOR DIODE......................................................................................249 SPECIAL FUNCTIONS OF MONITOR PANEL ...............................................................................250 PREPARATION WORK FOR TROUBLESHOOTING FOR ELECTRIC SYSTEM..........................................................268 PM-CLINIC SERVICE.................................................................................................269 TROUBLESHOOTING.......................................................................................................274 POINTS TO REMEMBER WHEN TROUBLESHOOTING...........................................................................275 SEQUENCE OF EVENTS IN TROUBLESHOOTING.............................................................................276 POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE..................................................................277 INSPECTION BEFORE TROUBLESHOOTING.................................................................................285 CLASSIFICATION OF AND PROCEDURES FOR TROUBLESHOOTING .............................................................286 CONNECTOR ARRANGEMENT DRAWING AND ELECTRIC CIRCUIT DIAGRAM OF EACH SYSTEM.........................................290 CONNECTION TABLE FOR CONNECTOR PIN NUMBERS........................................................................305 T-BRANCH BOX AND T-BRANCH TABLE...................................................................................328 TROUBLESHOOTING WHEN ERROR CODE IS DISPLAYED (DISPLAY OF ERROR CODE)..............................................330 BEFORE CARRYING OUT TROUBLESHOOTING WHEN CODE IS DISPLAYED....................................................331 INFORMATION IN TROUBLESHOOTING TABLE..........................................................................336 ERROR CODE [104] (CLOGGING OF AIR CLEANER)....................................................................338 ERROR CODE [108] (OVERHEATING OF ENGINE COOLANT)..............................................................339 ERROR CODE [112] (SHORT CIRCUIT IN WIPER MOTOR DRIVE FORWARD SYSTEM)..........................................340 ERROR CODE [113] (SHORT CIRCUIT IN WIPER MOTOR DRIVE REVERSE SYSTEM)..........................................342 ERROR CODE [114] (SHORT CIRCUIT IN WIND SHIELD WASHER DRIVE SYSTEM)...........................................344 ERROR CODE [115] (TROUBLE IN OPERATION OF WINDSHIELD WIPER)...................................................346 ERROR CODE [116] (TROUBLE IN STORAGE OF WINDSHIELD WIPER).....................................................348 ERROR CODE [203] (SHORT CIRCUIT IN SWING HOLDING BRAKE SOLENOID)..............................................350 ERROR CODE [205] (SHORT CIRCUIT IN 2-STAGE RELIEF SOLENOID)...................................................352 ERROR CODE [206] (SHORT CIRCUIT IN TRAVEL SPEED SHIFTING SOLENOID)............................................354 ERROR CODE [213] (DISCONNECTION IN SWING HOLDING BRAKE SOLENOID)..............................................356 ERROR CODE [215] (DISCONNECTION IN 2-STAGE RELIEF SOLENOID)...................................................358 ERROR CODE [216] (DISCONNECTION IN TRAVEL SPEED SHIFTING SOLENOID)............................................360 ERROR CODE [217] (ABNORMALITY IN INPUT MODEL CODE)............................................................362 ERROR CODE [218] (DISCONNECTION IN S-NET SIGNAL LINE).........................................................364 ERROR CODE [222] (SHORT CIRCUIT IN LS-EPC SOLENOID)...........................................................366 ERROR CODE [223] (DISCONNECTION IN LS-EPC SOLENOID)...........................................................367 ERROR CODE [224] (ABNORMALITY IN PUMP PRESSURE SENSOR)........................................................368 ERROR CODE [226] (ABNORMALITY IN PRESSURE SENSOR POWER SUPPLY)................................................370 ERROR CODE [227] (ABNORMALITY IN ENGINE SPEED SENSOR).........................................................372 ERROR CODE [232] (SHORT CIRCUIT IN PC-EPC SOLENOID)...........................................................374 ERROR CODE [233] (DISCONNECTION IN PC-EPC SOLENOID)...........................................................376 ERROR CODE [251] (ABNORMALITY IN OVERLOAD PRESSURE SENSOR)....................................................378 ERROR CODE [301] (ENGINE LOW IDLING SPEED OUT OF STANDARD RANGE)..............................................380 ERROR CODE [302] (ENGINE HIGH IDLING SPEED OUT OF STANDARD RANGE).............................................380 ERROR CODE [306] (ABNORMALITY IN GOVERNOR POTENTIOMETER)......................................................381 ERROR CODE [308] (ABNORMALITY IN FUEL CONTROL DIAL)...........................................................383 ERROR CODE [315] (SHORT CIRCUIT IN BATTERY RELAY OUTPUT LINE).................................................385 ERROR CODE [316] (STEP-OUT OF GOVERNOR MOTOR).................................................................387 ERROR CODE [317] (DISCONNECTION IN PHASES A AND B OF GOVERNOR MOTOR)..........................................388 ERROR CODE [318] (SHORT CIRCUIT IN PHASES A AND B OF GOVERNOR MOTOR)..........................................390 TROUBLESHOOTING FOR ELECTRICAL SYSTEM (E-MODE)....................................................................392 BEFORE CARRYING OUT TROUBLESHOOTING WHEN CODE IS DISPLAYED....................................................393 INFORMATION IN TROUBLESHOOTING TABLE..........................................................................394 E-1 ENGINE DOES NOT START ....................................................................................395 E-2 ENGINE STOPS DURING OPERATION.............................................................................398 E-3 ENGINE SPEED IS UNSTABLE OR ENGINE HUNTS..................................................................400 E-4 ENGINE DOES NOT STOP......................................................................................402 E-5 AUTO-DECELERATOR DOES NOT OPERATE.........................................................................404 E-6 AUTOMATIC WARM-UP SYSTEM DOES NOT OPERATE.................................................................405 E-7 PREHEATER DOES NOT OPERATE................................................................................406 E-8 WORK EQUIPMENT, SWING AND TRAVEL SYSTEM DO NOT OPERATE....................................................408 E-9 ONE-TOUCH POWER MAXIMIZING SYSTEM DOES NOT OPERATE........................................................410 E-10 NO ITEMS OF MONITOR PANEL LIGHT UP.......................................................................411 E-11 7-SEGMENT LED'S OF MONITOR PANEL DOES NOT LIGHT UP PARTIALLY.............................................412 E-12 MONITOR LAMP OF MONITOR PANEL IS DIFFERENT FROM MOUNTED MODEL............................................412 E-13 WHEN STARTING SWITH IS TURNED ON,BASIC CHECK ITEMS LIGHT UP OR FLASH.....................................413 E-14 WHILE ENGINE IS RUNNING,CAUTION ITEMS FLASH..............................................................414 E-15 WHILE ENGINE IS RUNNING,EMERGENCY STOP ITEMS FLASH.......................................................418 E-16 ENGINE COOLANT THERMOMETER IS ABNORMAL...................................................................420 E-17 FUEL LEVEL GAUGE IS ABNORMAL.............................................................................421 E-18 SWING LOCK MONITOR IS ABNORMAL...........................................................................422 E-19 WHEN MONITOR SWITCH IS OPERATED,DISPLAY BY LAMP DOES NOT CHANGE .........................................424 E-20 WINDSHIELD WIPER AND WINDSHIELD WASHER DO NOT OPERATE....................................................425 E-21 LOWER WINDSHIELD WIPER DOES NOT OPERATE..................................................................429 E-22 CAUTION BUZZER DOES NOT STOP.............................................................................431 E-23 MONITORING FUNCTION DOES NOT DISPLAY "BOOM RAISE" NORMALLY...............................................433 E-24 MONITORING FUNCTION DOES NOT DISPLAY "BOOM LOWER" NORMALLY...............................................435 E-25 MONITORING FUNCTION DOES NOT DISPLAY "ARM IN" NORMALLY...................................................437 E-26 MONITORING FUNCTION DOES NOT DISPLAY "ARM OUT" NORMALLY..................................................439 E-27 MONITORING FUNCTION DOES NOT DISPLAY "BUCKET CURL" NORMALLY..............................................441 E-28 MONITORING FUNCTION DOES NOT DISPLAY "BUCKET DUMP" NORMALLY..............................................443 E-29 MONITORING FUNCTION DOES NOT DISPLAY "SWING" NORMALLY....................................................445 E-30 MONITORING FUNCTION DOES NOT DISPLAY "TRAVEL" NORMALLY...................................................447 E-31 MONITORING FUNCTION DOES NOT DISPLAY "SERVICE" NORMALLY..................................................449 E-32 TROUBLESHOOTING OF AIR CONDITIONER ......................................................................453 E-33 TRAVEL ALARM DOES NOT SOUND OR DOES NOT STOP SOUNDING....................................................464 TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H-MODE).......................................................466 INFORMATION IN TROUBLESHOOTING TABLE..........................................................................467 HYDRAULIC AND MECHANICAL SYSTEM DIAGRAM.......................................................................468 H-1 SPEED OR POWER OF WHOLE WORK EQUIPMENT,SWING,AND TRAVEL IS LOW............................................470 H-2 ENGINE SPEED LOWERS EXTREMELY OR ENGINE STALLS............................................................471 H-3 WORK EQUIPMENT,SWING,AND TRAVEL SYSTEMS DO NOT WORK.......................................................472 H-4 ABNORMAL SOUND COMES OUT FROM AROUND HYDRAULIC PUMP.......................................................472 H-5 AUTO-DECELERATOR DOES NOT OPERATE.........................................................................473 H-6 FINE CONTROL PERFORMANCE OR RESPONSE IS LOW...............................................................473 H-7 SPEED OR POWER OF BOOM IS LOW.............................................................................474 H-8 SPEED OR POWER OF ARM IS LOW..............................................................................475 H-9 SPEED OR POWER OF BUCKET IS LOW...........................................................................476 H-10 WORK EQUIPMENT DOES NOT MOVE SINGLY......................................................................477 H-11 HYDRAULIC DRIFT OF WORK EQUIPMENT IS LARGE...............................................................478 H-12 TIME LAG OF WORK EQUIPMENT IS LARGE......................................................................479 H-13 ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT WORK........................................................479 H-14 IN COMPOUND OPERATION OF WORK EQUIPMENT,SPEED OF PART LOADED MORE IS LOW.................................480 H-15 WHEN MACHINE SWINGS AND RAISES BOOM SIMULTANEOUSLY,BOOM RISING SPEED IS LOW..............................480 H-16 WHEN MACHINE OPERATES WORK EQUIPMENT OR SWINGS AND TRAVELS SIMULTANEOUSLY,TRAVEL SPEED LOWERS LARGELY....480 H-17 MACHINES DEVIATES DURING TRAVEL..........................................................................481 H-18 TRAVEL SPEED IS LOW......................................................................................482 H-19 MACHINE IS NOT STEERED WELL OR STEERING POWER IS LOW.....................................................483 H-20 TRAVEL SPEED DOES NOT CHANGE.............................................................................483 H-21 TRAVEL MOTOR DOES NOT WORK (ONLY ONE SIDE)...............................................................484 H-22 UPPER STRUCTURE DOES NOT SWING...........................................................................485 H-23 SWING ACCELERATION OR SWING SPEED IS LOW.................................................................486 H-24 UPPER STRUCTURE OVERTURNS REMARKABLY WHEN IT STOPS SWINGING..............................................487 H-25 LARGE SHOCK IS MADE WHEN UPPER STRUCTURE STOPS SWINGING..................................................488 H-26 LARGE SOUND IS MADE WHEN UPPER STRUCTURE STOPS SWINGING..................................................488 H-27 HYDRAULIC DRIFT OF SWING IS LARGE........................................................................489 TROUBLESHOOTING OF ENGINE (S-MODE)................................................................................490 METHOD OF USING TROUBLESHOOTING CHARTS........................................................................491 S-1 STARTING PERFORMANCE IS POOR (STARTING ALWAYS TAKES TIME).................................................495 S-2 ENGINE DOES NOT START.....................................................................................497 (1) ENGINE DOES NOT TURN..................................................................................497 (2) ENGINE TURNS BUT NO EXHAUST SMOKE COMES OUT (FUEL IS NOT BEING INJECTED)..............................498 (3) EXHAUST SMOKE COMES OUT BUT ENGINE DOES NOT START (FUEL IS NOT BEING INJECTED)........................499 S-3 ENGINE DOES NOT PICK-UP SMOOTHLY (FOLLOW-UP IS POOR)......................................................500 S-4 ENGINE STOPS DURING OPERATIONS............................................................................501 S-5 ENGINE DOES NOT ROTATE SMOOTHLY (HUNTING).................................................................502 S-6 ENGINE LACKS OUTPUT (OR LACKS POWER)......................................................................503 S-7 EXHAUST SMOKE IS BLACK (INCOMPLETE COMBUSTION)............................................................504 S-8 OIL CONSUMPTION IS EXCESSIVE (OR EXHAUST SMOKE IS BLUE)...................................................505 S-9 OIL BECOMES CONTAMINATED QUICKLY..........................................................................506 S-10 FUEL CONSUMPTION IS EXCESSIVE............................................................................507 S-11 OIL IS IN COOLING WATER,OR WATER SPURTS BACK,OR WATER LEVEL GOES DOWN....................................508 S-12 OIL PRESSURE CAUTION LAMP LIGHTS UP (DROP IN OIL PRESSURE)...............................................509 S-13 OIL LEVEL RISES (WATER,FUEL IN OIL)......................................................................510 S-14 WATER TEMPERATURE BECOMES TOO HIGH (OVERHEATING).........................................................511 S-15 ABNORMAL NOISE IS MADE...................................................................................512 S-16 VIBRATION IS EXCESSIVE...................................................................................513 30 DISASSEMBLY AND ASSEMBLY...............................................................................................514 HOW TO READ THIS MANUAL...............................................................................................515 PRECAUTIONS WHEN PERFORMING OPERATION.................................................................................517 SPECIAL TOOL LIST.....................................................................................................519 SKETCH OF SPECIAL TOOL ...............................................................................................522 REMOVAL AND INSTALLATION OF FUEL INJECTION PUMP ASSEMBLY..............................................................523 REMOVAL AND INSTALLATION OF CYLINDER HEAD ASSEMBLY....................................................................526 REMOVAL AND INSTALLATION OF RADIATOR ASSEMBLY.........................................................................531 REMOVAL AND INSTALLATION OF AFTERCOOLER ASSEMBLY......................................................................532 REMOVAL AND INSTALLATION OF HYDRAULIC OIL COOLER ASSEMBLY.............................................................534 REMOVAL AND INSTALLATION OF ENGINE AND HYDRAULIC PUMP ASSEMBLY........................................................536 EXPANSION AND INSTALLATION OF TRACK SHOE ASSEMBLY.....................................................................541 REMOVAL AND INSTALLATION OF SPROCKET..................................................................................543 REMOVAL AND INSTALLATION OF FINAL DRIVE ASSEMBLY......................................................................544 DISASSEMBLY AND ASSEMBLY OF IDLER ASSEMBLY............................................................................545 DISASSEMBLY AND ASSEMBLY OF RECOIL SPRING.............................................................................548 DISASSEMBLY AND ASSEMBLY OF TRACK ROLLER ASSEMBLY.....................................................................552 DISASSEMBLY AND ASSEMBLY OF CARRIER ROLLER ASSEMBLY...................................................................553 REMOVAL AND INSTALLATION OF SWING MOTOR AND SWING MACHINERY ASSEMBLY..................................................554 DISASSEMBLY AND ASSEMBLY OF SWING MOTOR AND SWING MACHINERY ASSEMBLY..................................................555 REMOVAL AND INSTALLATION OF CENTER SWIVEL JOINT.......................................................................561 DISASSEMBLY AND ASSEMBLY OF CENTER SWIVEL JOINT ASSEMBLY..............................................................563 REMOVAL AND INSTALLATION OF WORK EQUIPMENT ASSEMBLY...................................................................564 REMOVAL AND INSTALLATION OF REVOLVING FRAME...........................................................................567 REMOVAL AND INSTALLATION OF SWING CIRCLE ASSEMBLY.....................................................................569 REMOVAL AND INSTALLATION OF HYDRAULIC TANK ASSEMBLY...................................................................570 REMOVAL AND INSTALLATION OF CONTROL VALUE ASSEMBLY....................................................................573 DISASSEMBLY AND ASSEMBLY OF CONTROL VALVE ASSEMBLY....................................................................576 REMOVAL AND INSTALLATION OF HYDRAULIC PUMP ASSEMBLY...................................................................578 REMOVAL AND INSTALLATION OF HYDRAULIC PUMP INPUT SHAFT OIL SEAL.......................................................581 DISASSEMBLY AND ASSEMBLY OF HYDRAULIC CYLINDER ASSEMBLY...............................................................582 REMOVAL AND INSTALLATION OF COUNTERWEIGHT ASSEMBLY....................................................................588 REMOVAL AND INSTALLATION OF AIR CONDITIONER UNIT ASSEMBLY.............................................................589 REMOVAL AND INSTALLATION OF OPERATOR'S CAB............................................................................592 REMOVAL AND INSTALLATION OF OPERATOR'S CAB GLASS (STUCK GLASS)........................................................596 REMOVAL AND INSTALLATION OF FRONT WINDOW ASSEMBLY.....................................................................607 REMOVAL AND INSTALLATION OF MONITOR PANEL ASSEMBLY....................................................................614 REMOVAL AND INSTALLATION OF CONTROLLER ASSEMBLY.......................................................................615 40 MAINTENANCE STANDARD...................................................................................................616 SWING MACHINERY.......................................................................................................617 SWING CIRCLE .........................................................................................................619 TRACK FRAME,IDLER CUSHION.............................................................................................620 IDLER.................................................................................................................621 CARRIER ROLLER........................................................................................................622 TRACK ROLLER..........................................................................................................623 SPROCKET..............................................................................................................624 TRACK SHOE............................................................................................................625 HYDRAULIC PUMP........................................................................................................629 CONTROL VALVE.........................................................................................................630 SUCTION SAFETY VALVE..................................................................................................639 SELF PRESSURE REDUCTION VALVE.........................................................................................640 TRAVEL MOTOR..........................................................................................................641 SWING MOTOR...........................................................................................................642 SOLENOID VALVE........................................................................................................643 CENTER SWIVEL JOINT...................................................................................................644 PPC VALVE.............................................................................................................645 HYDRAULIC CYLINDER....................................................................................................648 WORK EQUIPMENT........................................................................................................650 DIMENSION OF WORK EQUIPMENT...........................................................................................652 90 OTHERS.................................................................................................................656 HYDRAULIC CIRCUIT DIAGRAM ............................................................................................657 ELECTRICAL CIRCUIT DIAGRAM (1/4)......................................................................................658 ELECTRICAL CIRCUIT DIAGRAM (2/4)......................................................................................659 ELECTRICAL CIRCUIT DIAGRAM (3/4)......................................................................................660 ELECTRICAL CIRCUIT DIAGRAM (4/4)......................................................................................661
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