KOMATSU PC5500-6 HYDRAULIC MINING SHOVEL SERVICE REPAIR MANUAL (SN:PC5500-6 15011) KOMATSU PC5500-6
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KOMATSU PC5500-6 HYDRAULIC MINING SHOVEL SERVICE REPAIR MANUAL (SN:PC5500-6 15011) KOMATSU PC5500-6
With this SERVICE MANUAL KOMATSU provides you with the description of the construction and the function of the major systems of the hydraulic excavator PC5500.
We describe for you all functions and how to carry out the inSpections and adjustments.
How do you find “your” desired information?
In the table of CONTENTS all the functions and components are shown in their sequence of the description.
Correct service and repair is extremely important for the safe operation of the machine.
The machine has been designed to suit your work, but it is still impossible to totally avoid any danger due to the size of the machine.
When working on the machine, always try to avoid any possible danger.
KEEP IN MIND
– BE CAREFUL
– BE ALERT
– THINK ABOUT WHAT YOU ARE DOING
Any PERSON doing any work in or around the machine must be familiar with the local SAFETY INSTRUCTIONS and with the specific SAFETY INSTRUCTIONS REGARDING TO HIS OCCUPATION
TABLE OF CONTENTS:
KOMATSU PC5500-6 HYDRAULIC MINING SHOVEL SERVICE REPAIR MANUAL (SN:PC5500-6 15011) KOMATSU PC5500-6
MAIN MENU............................................................................. 0 COVER................................................................................. 1 INTRODUCTION.......................................................................... 2 TABLE OF CONTENTS..................................................................... 3 FOREWORD.............................................................................. 4 1. MAIN ASSEMBLY GROUPS............................................................... 6 GENERAL LAY OUT................................................................... 8 DRIVE............................................................................. 10 CONTROL BLOCKS.................................................................... 14 UNDERCARRIAGE, TRAVEL DRIVE....................................................... 16 DRIVER'S CAB...................................................................... 18 2. DRIVE.............................................................................. 19 PRIME DRIVE ASSEMBLY.............................................................. 21 ENGINE MOUNTS: CUMMINS ENGINE..................................................... 23 COUPLING.......................................................................... 25 AIR FILTER........................................................................ 27 FAN DRIVE AND RADIATOR ASSY....................................................... 29 PUMP DISTRIBUTOR GEAR............................................................. 35 HYDRAULIC PUMPS LOCATIONS, THEIR DRIVE SPEEDS AND FLOW RATES...................... 45 3. HYDRAULIC OIL TANK................................................................. 46 MAIN HYDAULIC TANK................................................................ 47 RETURN AND LEAK OIL FILTER........................................................ 52 BREATHER FILTER................................................................... 54 4. HYDRAULIC OIL COOLING.............................................................. 55 GENERAL........................................................................... 57 HYDRAULIC OIL COOLING CIRCUIT..................................................... 59 ADJUSTMENTS....................................................................... 61 FAN DRIVE......................................................................... 63 AXIAL PISTON PUMP................................................................. 67 ADJUSTMENTS....................................................................... 69 5. CONTROLLING........................................................................ 72 LAY OUT........................................................................... 74 CONTROL PANEL..................................................................... 76 PILOT PRESSURE SUPPLY AND ADJUSTMENTS............................................. 78 REMOTE CONTROL VALVES ARRANGEMENT................................................. 84 FUNCTION PRINCIPLE OF THE ELECTRO-HYDRAULIC PROPORTIONAL CONTROL.................. 86 PROPORTIONAL AMPLIFIER MODULES.................................................... 94 RAMP TIME MODULES................................................................. 98 ADJUSTMENTS OF AMPLIFIER AND RAMP TIME MODULES....................................100 ADJUSTMENT AND CHECKS FOR THE PRESSURE REDUCING VALVES FOR THE PUMP REGULATION....118 6. COMPONENTS.........................................................................119 MAIN CONTROL BLOCKS AND HIGH PRESSURE FILTER......................................121 DISTRIBUTOR MANIFOLD..............................................................123 RESTRICTOR BLOCKS.................................................................125 ANTI CAVITATION VALVE BLOCK.......................................................129 REMOTE CONTROL VALVES.............................................................131 DIRECTIONAL SOLENOID VALVES.......................................................133 PROPORTIONAL SOLENOID VALVES......................................................135 PRESSURE RELIEF VALVE, PILOT OPERATED.............................................137 HIGH PRESSURE FILTER..............................................................139 CONTROL BLOCKS....................................................................141 HYDRAULIC CYLINDER................................................................151 7. MAIN HYDRAULIC PUMPS...............................................................152 HYDRAULIC PUMPS LOCATIONS.........................................................154 FUNCTION EXPLANATION..............................................................156 CHECKS AND ADJUSTMENTS............................................................171 LOCATION OF ADJUSTING DEVICES.................................................171 BASIC SETTING PROCEDURE AT THE PUMP ONLY......................................173 PUMP REGULATION SYSTEM LAY OUT....................................................181 8. OPERATING HYDRAULIC................................................................182 HYDRAULIC FOR THE ATTACHMENT CYLINDER.............................................183 ELECTRIC/HYDRAULIC FLOWCHARTS, LBA................................................186 ADJUSTMENTS FOR ATTACHMENT CYLINDERS..............................................198 8.2 SWING CIRCUIT.................................................................212 HYDRAULIC MOTOR...................................................................216 SWING GEAR AND HOUSE BRAKE........................................................220 SWING BRAKE VALVE.................................................................224 ELECTRIC/HYDRAULIC FLOWCHARTS.....................................................228 BRIEF EXPLANATION.................................................................232 SLEW MONITORING SYSTEM............................................................238 ADJUSTMENTS/CHECKS................................................................242 8.3 TRAVEL CIRCUIT................................................................246 ROTARY DISTRIBUTOR................................................................250 SIDE FRAME COMPONENTS.............................................................254 TRAVEL GEAR AND HOUSE BRAKE.......................................................256 ELECTRIC/HYDRAULIC FLOWCHARTS.....................................................260 ADJUSTMENTS/CHECKS................................................................264 9. HYDRAULIC TRACK TENSION SYSTEM.....................................................267 HYDRAULIC TRACK TENSION SYSTEM....................................................269 FUNCTION..........................................................................271 PRESSURE INCREASING VALVE.........................................................275 TENSIONING CYLINDER...............................................................277 PRESSURE CHECKS/ADJUSTMENTS.......................................................279 10. HYDRAULIC OPERATED ACCESS LADDER..................................................284 FUNCTION..........................................................................286 11. CENTRAL REFILLING SYSTEM..........................................................289 FUNCTION..........................................................................291 12. HINTS FOR THE HYDRAULIC CIRCUIT DIAGRAM...........................................294 HINTS FOR READING THE CIRCUIT DIAGRAM.............................................298 LEGEND FOR THE CIRCUIT DIAGRAM....................................................298 13. HINTS FOR THE ELECTRIC CIRCUIT DIAGRAM............................................299 MARKINGS OF ELECTRICAL-SYMBOLS....................................................300 GENERAL INFORMATION...............................................................306 EXPLANATION OF THE DRAWING CONCEPT................................................308 TERMINAL PLANS SHEETS.............................................................310 HOW TO READ THE CIRCUIT DIAGRAM...................................................312 GENERAL CONTENTS......................................................................317 1. HYDRAULICALLY DRIVEN LUBE PUMP POWER MASTER III....................................318 FUNCTION..........................................................................320 ADJUSTMENTS.......................................................................326 2. ONE LINE SYSTEM WITH HYDRAULICALLY DRIVEN "POWER MASTER III" PUMP..................327 FUNCTION..........................................................................329 ELECTRIC CIRCUIT DIAGRAM EXPLANATION..............................................333 SONAR SENSOR FOR GREASE LEVEL.....................................................337 ADJUSTMENTS:......................................................................339 ENDLINE PRESSURE SWITCH.......................................................339 INJECTORS.....................................................................341 TIMER.........................................................................343 3. PINION TYPE SYSTEM WITH HYDR. DRIVEN "POWER MASTER III" PUMP.......................344 FUNCTION..........................................................................346 ELECTRIC CIRCUIT DIAGRAM EXPLANATION..............................................350 ADJUSTMENTS:......................................................................354 END-OF-LINE SWITCH SETTING....................................................354 INJECTORS.....................................................................356 TIMER.........................................................................358 4. COMPONENTS.........................................................................359 HYDRAULICALLY DRIVEN LUBE PUMP....................................................361 INJECTORS.........................................................................369 END-OF-LINE SWITCH................................................................375 HYDRAULIC PLANS - 10 PAGES............................................................376 HYDRAULIC PLANS PAGES 1 OF 10.....................................................376 HYDRAULIC PLANS PAGES 2 OF 10.....................................................377 HYDRAULIC PLANS PAGES 3 OF 10.....................................................378 HYDRAULIC PLANS PAGES 4 OF 10.....................................................379 HYDRAULIC PLANS PAGES 5 OF 10.....................................................380 HYDRAULIC PLANS PAGES 6 OF 10.....................................................381 HYDRAULIC PLANS PAGES 7 OF 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PLEASE NOTE:
⦁ This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
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