This complete service repair workshop manual PDF download for the 730E Komatsu Dump Truck (SN: A30197 - A30200) has easy to read text sections with top quality diagrams, pictures and illustrations. The step by step instructions show you how to fault find or complete any repair or overhaul, correctly and efficiently, saving time and avoiding costly mistakes. All specifications and tolerances are listed. Functions of components and systems are also explained.
APPLICABLE MODELS :
KOMATSU DUMP TRUCK 730E with TROLLEY ASSIST SERIAL NUMBER : A30197 - A30200
TABLE OF CONTENTS :
- GENERAL INFORMATION - STRUCTURES - ENGINE, FUEL, COOLING AND AIR CLEANER - ELECTRIC SYSTEM (24 VDC. NON-PROPULSION) - ELECTRIC PROPULSION AND CONTROL - DRIVE AXLE, SPINDLES AND WHEELS - HYDRAIR® II SUSPENSIONS - BRAKE CIRCUIT - HYDRAULIC SYSTEM - OPTIONS AND SPECIAL TOOLS - OPERATOR'S CAB - LUBRICATION AND SERVICE - ALPHABETICAL INDEX - SYSTEM SCHEMATICS
MANUAL SPECIFICATION :
File Format : PDF Language : English Printable : Yes Searchable : Yes Bookmarked : Yes Product Code : CEBM008501 Total Pages : 882
This service repair workshop manual PDF download 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 is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!
This service repair workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same Repair Service manual your local dealer will use when doing a repair.
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CEBD008501 730E DUMP TRUCK WITH TROLLEY ASSIST
A. GENERAL INFORMATION TRUCK COMPONENT DESCRIPTION & SPECIFICATIONS GENERAL SAFETY AND TRUCK OPERATION WARNINGS AND CAUTIONS CHARTS AND TABLES STORAGE PROCEDURES
B. STRUCTURES STRUCTURAL COMPONENTS GRILLE AND HOOD LADDERS DECKS RIGHT DECK AND COMPONENTS LEFT DECK DUMP BODY INSTALLATION REMOVAL BODY PADS BODY GUIDE BODY SLING BODY POSITION INDICATOR ROCK EJECTORS HOIST LIMIT SWITCHES FUEL TANK REMOVAL INSTALLATION CLEANING VENT FUEL GAUGE SENDER
C. ENGINE, FUEL, COOLING, AND AIR CLEANER POWER MODULE REMOVAL INSTALLATION COOLING SYSTEM RADIATOR REMOVAL SERVICE INSTALLATION RADIATOR FILL PROCEDURE COOLING SYSTEM TROUBLESHOOTING POWER TRAIN ALTERNATOR REMOVAL AND INSTALLATION PROCEDURE REMOVAL ENGINE / ALTERNATOR MATING ALTERNATOR MEASUREMENT ENGINE END PLAY MEASUREMENT DETERMINING SHIM REQUIREMENTS INSTALLATION ENGINE REMOVAL INSTALLATION AIR CLEANERS FILTER ELEMENT REPLACEMENT MAIN FILTER ELEMENT CLEANING PRECLEANER SECTION
D. ELECTRIC SYSTEM (24 VDC, NON-PROPULSION 24 VDC ELECTRIC SUPPLY SYSTEM ELECTRICAL SYSTEM DESCRIPTION BATTERY - MAINTENANCE AND SERVICE ELECTRIC START SYSTEM OPERATION REMOVAL INSTALLATION CRANKING MOTOR TROUBLESHOOTING DISASSEMBLY SOLENOID CHECKS ASSEMBLY ENGINE PRELUB STARTER SYSTEM OPERATION TROUBLESHOOTING 24 VDC ELECTRICAL SYSTEM COMPONENTS PASSENGER SEAT BASE COMPARTMENT TAIL LIGHT RESISTOR DIODE ASSEMBLIES 5 MINUTE IDLE TIMER COMPONENTS ALARM INDICATING DEVICE (A.I.D. SYSTEM BODY UP SWITCH HOIST LIMIT SWITCH GROUND LEVEL SHUTDOWN 24 VDC RELAY AND DIODE BOARDS DESCRIPTION RELAY BOARD 1 (TURN SIGNAL) RELAY BOARD 2 (PAYLOAD METER) RELAY BOARD 3 (STOP LIGHTS) RELAY BOARD 4 (PARKING BRAKE) RELAY BOARD 5 (HEADLIGHTS) RELAY BOARD 6 (AUXILIARY PANEL) DIODE BOARD 1 CIRCUIT BREAKER CHART
E. ELECTRIC PROPULSION AND CONTROL ELECTRICAL PROPULSION COMPONENTS GENERAL SYSTEM DESCRIPTION CONTROL SYSTEM FL275 PANEL COMPUTER DESCRIPTION SOFTWARE 2-DIGIT DISPLAY PANEL EVENTS FRAMES WINDOWS EVENT CODE DESCRIPTIONS (TABLE I) SUBCODE DESCRIPTIONS (TABLE II) PORTABLE TEST UNIT (PTU) DESCRIPTION SOFTWARE INSTALLATION PREPARATION THE MAIN MENU PTU SOFTWARE MENU TREE CONFIGURATION (CFG) FILE CONVERSION STATEX CONFIGURATION FILES PROGRAMMING THE TRUCK PTU HOOKUP DOWNLOAD CONFIGURATION FILES EVENT DATA STATISTICAL DATA STATISTICAL DATA CODES - COUNTERS (TABLE III) STATISTICAL DATA CODES - PROFILES (TABLE IV) TRUCK SPECIFIC INFORMATION TEMPORARY TRUCK SETTINGS MISCELLANEOUS SOFTWARE FEATURES SAVING DATA PTU ABBREVIATIONS MISCELLANEOUS ELECTRICAL PROPULSION COMPONENTS ALTERNATOR ELECTRIC WHEEL MOTORS RETARDING GRIDS ELECTRONIC ACCELERATOR AND RETARD CONTROL COOLING BLOWER WARNING SYSTEM ELECTRICAL CONTROL CABINET STATEX III ELECTRIC DRIVE COMPONENTS ABBREVIATIONS ELECTRICAL CHECKOUT PROCEDURE
G. DRIVE AXLE, SPINDLES AND WHEELS TIRES AND RIMS (G02012) FRONT TIRES AND RIMS REMOVAL INSTALLATION REAR TIRES AND RIMS REMOVAL INSTALLATION RIM TIRE REMOVAL TIRE INSTALLATION FRONT WHEEL HUB AND SPINDLE ASSEMBLY (G03012) WHEEL HUB AND SPINDLE ASSEMBLY REMOVAL INSTALLATION DISASSEMBLY CLEANING AND INSPECTION ASSEMBLY WHEEL BEARING ADJUSTMENT (TIRE REMOVED) WHEEL BEARING ADJUSTMENT (TIRE MOUNTED) STEERING CYLINDERS AND TIE ROD REMOVAL INSTALLATION BEARING REPLACEMENT TOE-IN ADJUSTMENT REAR AXLE HOUSING ATTACHMENT (G04010) PIVOT PIN REMOVAL INSTALLATION DISASSEMBLY ASSEMBLY ANTI-SWAY BAR REMOVAL INSTALLATION DISASSEMBLY CLEANING AND INSPECTION ASSEMBLY REAR AXLE HOUSING (G05004) REAR AXLE HOUSING REMOVAL INSTALLATION WHEEL MOTOR REMOVAL CLEANING AND INSPECTION INSTALLATION
H. HYDRAIR II SUSPENSIONS FRONT SUSPENSION REMOVAL INSTALLATION DISASSEMBLY ASSEMBLY (BEARING RETAINER ONLY) ASSEMBLY (COMPLETE) SUSPENSION PRESSURE TEST REAR SUSPENSION REMOVAL INSTALLATION DISASSEMBLY ASSEMBLY SUSPENSION PRESSURE TEST OILING AND CHARGING PROCEDURES GENERAL EQUIPMENT LIST FRONT SUSPENSION FRONT SUSPENSION OILING FRONT SUSPENSION NITROGEN CHARGING REAR SUSPENSION REAR SUSPENSION OILING REAR SUSPENSION NITROGEN CHARGING OIL AND NITROGEN SPECIFICATIONS
J. BRAKE CIRCUIT BRAKE CIRCUIT SERVICE BRAKE CIRCUIT OPERATION SECONDARY BRAKING AND AUTOMATIC APPLY PARKING BRAKE CIRCUIT BRAKE LOCK CIRCUIT WARNING CIRCUIT BRAKE VALVE CUT-AWAY BRAKE CIRCUIT COMPONENT SERVICE BRAKE VALVE REMOVAL INSTALLATION DISASSEMBLY CLEANING AND INSPECTION ASSEMBLY BENCH TEST AND ADJUSTMENT INSTALLATION OF BRAKE PEDAL ACTUATOR ASSEMBLY TO BRAKE VALVE INSTALLATION OF RETARD PEDAL (IF EQUIPPED) TO BRAKE VALVE HYDRAULIC BRAKE ACCUMULATORS REMOVAL INSTALLATION DISASSEMBLY CLEANING AND INSPECTION ASSEMBLY CHARGING PROCEDURE BRAKE CIRCUIT CHECKOUT PROCEDURE BRAKE CIRCUIT AND BRAKE VALVE TROUBLESHOOTING HYDRAULIC BRAKE SYSTEM CHECK-OUT PROCEDURE DATA SHEET FRONT BRAKES (ROCKWELL) BRAKE CALIPER BRAKE LINING BRAKE PAD CONDITIONING (BURNISHING) PROCEDURE TEMPORARY BRAKE DISCONNECT (DISABLE) PROCEDURE BRAKE BLEEDING PROCEDURE REAR BRAKES (ROCKWELL) BRAKE CALIPER, DISC AND PARKING BRAKE CALIPER PISTON ASSEMBLY BENCH TEST BRAKE LINING BRAKE PAD CONDITIONING (BURNISHNG) PROCEDURE BRAKE BLEEDING PROCEDURE PARKING BRAKE (ROCKWELL) PARK BRAKE CALIPER REMOVAL INSTALLATION PARKING BRAKE ADJUSTMENT PARKING BRAKE ADJUSTMENT PARK BRAKE CALIPER DISASSEMBLY CLEANING AN INSPECTION PARK BRAKE CALIPER ASSEMBLY PARK BRAKE LINING REPLACEMENT CONDITIONING (BURNISHING PROCEDURE) BRAKE BLEEDING PROCEDURE
L. HYDRAULIC SYSTEM HYDRAULIC SYSTEM HOIST CIRCUIT OPERATION STEERING CIRCUIT OPERATION AXLE BLOWER OPERATION HYDRAULIC COMPONENT REPAIR HOIST PUMP REMOVAL INSTALLATION DISASSEMBLY INSPECTION ASSEMBLY TROUBLESHOOTING GUIDE PISTON PUMP REMOVAL INSTALLATION DISASSEMBLY INSPECTION ASSEMBLY AXLE BLOWER HYDRAULIC MOTOR REMOVAL INSTALLATION REAR AXLE BLOWER HOUSING DISASSEMBLY ASSEMBLY DISASSEMBLY INSPECTION ASSEMBLY TROUBLESHOOTING HAND WHEEL CONTROL DISASSEMBLY ASSEMBLY HYDRAULIC TANK FILLING INSTRUCTIONS REMOVAL INSTALLATION STRAINER AND DIFFUSER STEERING CIRCUIT STEERING CIRCUIT OPERATION COMPONENT DESCRIPTION STEERING CONTROL VALVE UNLOADER VALVE BLEED DOWN MANIFOLD VALVE FLOW AMPLIFIER STEERING PUMP ACCUMULATORS STEERING CONTROL VALVE REMOVAL INSTALLATION REBUILD PROCEDURE DISASSEMBLY CLEANING AND INSPECTION ASSEMBLY STEERING PUMP REMOVAL INSTALLATION DISASSEMBLY INSPECTION ASSEMBLY STEERING CIRCUIT COMPONENT REPAIR BLEEDDOWN MANIFOLD VALVE STEERING ACCUMULATORS STEERING ACCUMULATORS CHARGING PROCEDURE FLOW AMPLIFIER STEERING CYLINDERS HOIST CIRCUIT HOIST CIRCUIT OPERATION COMPONENT DESCRIPTION HOIST CIRCUIT COMPONENT REPAIR HOIST VALVE HOIST PILOT VALVE HOIST-UP LIMIT SOLENOID VALVE HOIST CYLINDERS HYDRAULIC SYSTEM FILTERS HOIST CIRCUIT FILTER STEERING CIRCUIT FILTER HYDRAULIC CHECKOUT PROCEDURES STEERING CIRCUIT TEST PROCEDURE COMPONENT LEAKAGE TEST TROUBLESHOOTING CHART CHECKING HOIST SYSTEM RELIEF VALVE PRESSURES POWER UP RELIEF PRESSURE TEST POWER DOWN RELIEF PRESSURE TEST HOIST COUNTERBALANCE VALVE ADJUSTMENT DISABLED TRUCK DUMPING PROCEDURE HYDRAULIC SYSTEM FLUSHING PROCEDURE HYDRAULIC SYSTEM TEST PROCEDURE
M. OPTIONS AND SPECIAL TOOLS FIRE CONTROL SYSTEMS ANSUL FIRE CONTROL PNEUMATIC SYSTEM ANSUL FIRE CONTROL ELECTRIC SYSTEM ANSUL FIRE CONTROL SYSTEM MANUAL OPERATION INSPECTION AND MAINTENANCE RECHARGING PROCEDURES ALTERNATOR AND WHEEL MOTOR COOLING AIR FILTER SYSTEM SYSTEM ADJUSTMENT PUMP BLOWER DRIVE MOTOR BLOWER BEARING REPAIR AIR CLEANER WIGGINS QUICK FILL FUEL SYSTEM TANK BREATHER VALVE FUEL RECEIVER FAN DRIVE CLUTCH - HYDRAULIC ACTUATED GENERAL DESCRIPTION MAINTENANCE TROUBLESHOOTING FIELD CHECK DIAGNOSIS THERMAL SENSOR AND SOLENOID VALVE TROUBLESHOOTING CHART DISASSEMBLY REASSEMBLY INSPECTION OF PARTS REBUILD TOOLS ENGINE COOLANT HEATER SYSTEM - HOT START - 220 VOLT HEATING ELEMENT THERMOSTAT ENGINE OIL HEATERS - HOT START - 220 VOLT TROUBLESHOOTING HEATING ELEMENT ENGINE AND COOLANT HEATERS - 440 VOLT TROUBLESHOOTING COOLANT HEATING ELEMENT OIL HEATING ELEMENT SPECIAL TOOL GROUP HEATER / AIR CONDITIONING SYSTEM ENVIRONMENTAL IMPACT OPERATOR CAB CONDITIONING PRINCIPLES OF REFRIGERATION MAJOR SYSTEM COMPONENTS SYSTEM SERVICING EVACUATING THE SYSTEM SYSTEM TROUBLESHOOTING 24 VDC ELECTRIC SUPPLY SYSTEM ELECTRICAL SYSTEM DESCRIPTION BATTERY - MAINTENANCE AND SERVICE BATTERY CHARGING SYSTEM GENERAL DESCRIPTION TROUBLESHOOTING PROCEDURES NIEHOFF 250 AMP ALTERNATOR OVERHAUL MANUAL DIMENSIONS SPECIFICATIONS SERVICE PARTS LIST EXPLODED VIEW ON VEHICLE TEST BENCH TEST STATIC TESTS ALTERNATOR DISASSEMBLY ALTERNATOR ASSEMBLY SERVICE TOOL INSTRUCTIONS FUEL - WATER SEPARATOR INSTALLATION OPERATION FILTER SERVICE PAYLOAD METER III OPERATION SECTION INTRODUCTION DATA SUMMARY DATA GATHERING COMPONENT DESCRIPTION SYSTEM DIAGRAM SUSPENSION PRESSURE SENSORS INCLINOMETER OPERATOR DISPLAY OPERATOR SWITCH SPEED INPUT BODY - UP SWITCH BRAKE LOCK SWITCH PAYLOAD METER COMMUNICATIONS PORT KEYSWITCH INPUT PAYLOAD METER POWER LOAD LIGHTS WIRING AND TERMINATION TCI OUTPUTS OPERATOR'S DISPLAY AND SWITCH READING THE SPEEDOMETER READING THE LOAD DISPLAY USING THE OPERATOR ID USING THE LOAD AND TON COUNTER TOTAL TON COUNTER TOTAL LOAD COUNTER CLEARING THE COUNTERS VIEWING LIVE SENSOR DATA OTHER DISPLAY MESSAGES PAYLOAD OPERATION AND CALCULATION DESCRIPTION OF HAUL CYCLE STATES STATES OF HAUL CYLCLE HAUL CYCLE DESCRIPTION LOAD CALCULATION CARRY BACK MEASUREMENT ACCURACY SOURCES FOR PAYLOAD ERROR PAYLOAD ERROR LOADING CONDITIONS PRESSURE SENSORS SWINGLOADS SPEED AND DISTANCE HAUL CYCLE DATA HAUL CYCLE DATA HAUL CYCLE WARNING FLAGS ALARM RECORDS FRAME TORQUE DATA SPRUNG WEIGHT DATA MAXIMUM SPEED DATA PC SOFTWARE OVERVIEW PC OVERVIEW SYSTEM CONFIGURATION INSTALLING THE PAYLOAD METER III SOFTWARE DOWNLOADING DATA PLM III SYSTEM CONFIGURATION STARTING COMMUNICATIONS DISPLAYED PAYLOAD UNITS TIME UNITS CONNECTION MENU CONNECTING TO THE PAYLOAD METER CONFIGURE THE PAYLOAD METER SETTING THE DATE AND TIME SETTING THE TRUCK TYPE SETTING THE GAUGE DISPLAY UNITS SETTING THE FRAME SERIAL NUMBER SETTING THE TRUCK NUMBER SETTING THE KMS DISTRIBUTOR SETTING THE KMS CUSTOMER CLEAN TRUCK TARE INCLINOMETER CALIBRATION DATA ANALYSIS CREATING A QUERY SORTING ON TRUCK UNIT NUMBER SORTING ON TRUCK TYPE SORTING ON DATE RANGE SORTING ON TIME RANGE PAYLOAD DETAIL SCREEN CREATING REPORTS SUMMARY - ONE PAGE REPORT DETAILED - MULTI-PAGE REPORT CREATING GRAPHS EXPORTING DATA CSV EXPORT COMPRESSED IMPORTING DATA DELETING HAUL CYCLE RECORDS VIEWING ALARMS DELETING ALARM RECORDS TROUBLESHOOTING SECTION TROUBLESHOOTING VIEWING ACTIVE ALARMS REAL-TIME DATA DISPLAY TESTING THE PAYLOAD LIGHTS CREATING LOG FILES OF INPUTS DAILY INSPECTIONS PERIODIC MAINTENANCE ABNORMAL DISPLAYS AT POWER UP NO PAYLOAD DISPLAY WHEN KEYSWITCH IS ON NO DISPLAY ON SPEEDOMETER NO DISPLAY ON OPERATOR DISPLAY NO COMMUNICATIONS WITH PC LOAD LIGHTS DON'T LIGHT DURING LOADING LOAD LIGHTS REMAIN ON LOAD LIGHTS REMAIN ON DURING DUMPING DISPLAY DOESN'T CLEAR WHEN THE LOAD IS DUMPED CALIBRATION PROBLEMS ALARM 1 - LEFT FRONT PRESSURE HIGH ALARM 2- LEFT FRONT PRESSURE LOW TROUBLESHOOT WIRING TO LEFT FRONT SUSPENSION ALARM 3 - RIGHT FRONT PRESSURE HIGH ALARM 4 - RIGHT FRONT PRESSURE LOW TROUBLESHOOT WIRING TO RIGHT FRONT SUSPENSION ALARM 5 - LEFT REAR PRESSURE HIGH ALARM 6 - LEFT REAR PRESSURE LOW TROUBLESHOOT WIRING TO LEFT REAR SUSPENSION ALARM 7 - RIGHT REAR PRESSURE HIGH ALARM 8 - RIGHT REAR PRESSURE LOW TROUBLESHOOT WIRING TO RIGHT REAR SUSPENSION ALARM 9 - INCLINOMETER HIGH ALARM 10 - INCLINOMETER LOW TROUBLESHOOTING INCLINOMETER WIRING ALARM 13 - BODY UP INPUT FAILURE ALARM 15 - MEMORY WRITE FAILURE ALARM 16 - MEMORY READ FAILURE ALARM 24 - SYSTEM KEY-ON STATUS OPERATOR SWITCH DOESN'T WORK ALARM 26 - USER SWITCH FAULT - SELECT ALARM 27 - USER SWITCH FAULT - SET CONNECTOR MAP CONNECTORS CHECKOUT PROCEDURE SECTION PLM III CHECKOUT PROCEDURE GENERAL DESCRIPTION TOOLS REQUIRED CHECKOUT PROCEDURE PLM III CHECKOUT PROCEDURE CONFIRMATION 1.1 FLASHBURN PROGRAMMING - GENERAL INSTRUCTIONS CONFIRMATION CHECKLIST COMPONENTS AND SCHEMATICS SECTION PAYLOAD METER III - COMPONENTS PRESSURE SENSOR CONTROLLER SPEEDOMETER PAYLOAD METER III - SCHEMATICS ELECTRICAL HOOK - UP DRAWING FOR 730E, 830E, 930E ELECTRICAL SCHEMATIC FOR 730E AND 830E
N. OPERATOR'S CAB TRUCK CAB DESCRIPTION REMOVAL INSTALLATION CAB DOOR REMOVAL INSTALLATION DOOR ADJUSTMENT DOOR GLASS REPLACEMENT DOOR HANDLE OR LATCH REPLACEMENT DOOR AND DOOR HINGE SEAL REPLACEMENT GLASS REPLACEMENT ADHESIVE BONDED WINDOWS WINDSHIELD AND REAR GLASS REPLACEMENT CAB COMPONENTS WINDSHIELD WIPER WINDSHIELD WASHER OPERATOR COMFORT OPERATOR SEAT ADJUSTMENT REMOVAL INSTALLATION HEATER / AIR CONDITIONER OPERATION HEATER COMPONENTS CIRCUIT BREAKERS HEATER CONTROL COMPONENTS HEATER COIL FAN MOTOR AND SPEED CONTROL ACTUATORS FILTER OPERATOR CONTROLS STEERING COLUMN REMOVAL INSTALLATION PEDAL CONTROLS SERVICE BRAKE PEDAL DUAL FUNCTION / SINGLE BRAKE PEDAL DYNAMIC RETARDING PEDAL THROTTLE PEDAL CONSOLE CONTROLS OVERHEAD CONTROLS, GAUGES INSTRUMENT PANEL INDICATOR LIGHTS CENTRY FUEL SYSTEM DIAGNOSTICS DETERMINING FAULT CODES
P. LUBRICATION AND SERVICE LUBRICATION AND SERVICE SERVICE CAPACITIES HYDRAULIC TANK SERVICE HYDRAULIC TANK SERVICE (FILLING INSTRUCTIONS) COOLANT LEVEL CHECK RADIATOR FILLING PROCEDURE COOLING SYSTEM RECOMMENDATIONS LUBRICATION CHART 10 HOURS 50 HOURS 100 HOURS 250 HOURS 500 HOURS 1000 HOURS 5000 HOURS LINCOLN AUTOMATIC LUBRICATION SYSTEM GENERAL DESCRIPTION SYSTEM COMPONENTS SYSTEM OPERATION GENERAL INSTRUCTIONS SYSTEM PRIMING LUBRICANT PUMP FILTER AND RESERVOIR INJECTORS SYSTEM CHECK-OUT 24 VDC SOLID STATE TIMER CHECK-OUT AND ADJUSTMENT PUMP REBUILD DISASSEMBLY CLEANING AND INSPECTION ASSEMBLY PREVENTATIVE MAINTENANCE PROCEDURE MOTORIZED WHEEL MAINTENANCE SCHEDULE
Q. ALPHABETICAL INDEX
R. SYSTEM SCHEMATICS HYDRAULIC BRAKE SYSTEM SCHEMATIC HYDRAULIC SYSTEM SCHEMATIC (HUSCO VALVE) ELECTRICAL SCHEMATIC PAYLOAD METER III HOOK UP WIRING PAYLOAD METER III ELECTRICAL SCHEMATIC