4
. LUBRICATION SYSTEM
4-3
MXU 500
TROUBLESHOOTING
Oil level low
High oil pressure
x
Oil consumption
x
Pressure relief valve stuck closed
x
External oil leak
x
Plugged oil filter, gallery, or metering orifice
x
Worn piston ring
x
Faulty oil pump
x
Incorrect piston ring installation
x
Worn valve guide or seal
Seized engine
x
No or low oil pressure
Oil contamination (White appearance)
x
Clogged oil orifice/passage
x
From coolant mixing with oil
x
Internal oil leak
ņ
Faulty water pump mechanical seal
x
Non-recommended oil used
ņ
Faulty head gasket
ņ
Water leak in crankcase
Oil contamination
x
Deteriorated oil
No oil pressure
x
Faulty oil filter
x
Oil level too low
x
Worn piston ring (White appearance with water or
x
Oil pump drive chain broken
moisture)
x
Oil pump drive sprocket broken
ņ
Damaged water pump mechanical seal
x
Oil pump damaged (pump shaft)
ņ
Damaged head gasket
x
Internal oil leak
ņ
Oil relief not frequent enough
Low oil pressure
x
Pressure relief valve stuck open
x
Clogged oil filter and strainer screen
x
Oil pump worn or damaged
x
Internal oil leak
x
Incorrect oil being used
x
Oil level too low
Summary of Contents for MXU 500
Page 1: ...OWNER S MANUAL KWANG YANG MOTOR CO LTD MXU 500 ON ROAD Issued 01 31 2006...
Page 2: ......
Page 85: ...RIDING YOUR ATV 75...
Page 166: ......
Page 212: ...2 FRAME COVERS EXHAUST MUFFLER 2 1 MXU 500...
Page 262: ...4 LUBRICATION SYSTEM 4 1 MXU 500 LUBRICATION SYSTEM DIAGRAM...
Page 279: ...5 FUEL SYSTEM 5 1 MXU 500...
Page 300: ...6 COOLING SYSTEM 6 1 MXU 500 SYSTEM FLOW PATTERN...
Page 331: ...8 CYLINDER HEAD VALVES 8 1 MXU 500 SCHEMATIC DRAWING...
Page 361: ...9 CYLINDER PISTON 9 1 MXU 500 SCHEMATIC DRAWING...
Page 371: ...10 DRIVE PULLEY DRIVEN PULLEY CLUTCH 10 1 MXU 500 SCHEMATIC DRAWING...
Page 398: ...11 FINAL REDUCTION TRANSMISSION SYSTEM 11 1 MXU 500...
Page 427: ...12 LEFT CRANKCASE CRANKSHAFT BALANCE SHAFT 12 1 MXU 500...
Page 434: ...13 DRIVE TRAIN 13 1 MXU 500 FRONT DRIVE REAR DRIVE...
Page 499: ...14 FRONT WHEEL FRONT SUSPENSION STEERING SYSTEM 14 1 MXU 500...
Page 533: ...15 REAR WHEEL AXLE SHOCK ABSORBER SWING ARM 15 1 MXU 500...
Page 553: ...16 BRAKE SYSTEM 16 1 MXU 500...
Page 614: ...18 IGNITION SYSTEM 18 1 MXU 500 IGNITION SYSTEM LAYOUT...
Page 615: ...18 IGNITION SYSTEM 18 2 MXU 500 IGNITION CIRCUIT ON ROAD OFF ROAD...
Page 622: ...19 STARTER SYSTEM 19 1 MXU 500 STARTING SYSTEM LAYOUT...
Page 623: ...19 STARTER SYSTEM 19 2 MXU 500 STARTING CIRCUIT ON ROAD OFF ROAD...
Page 638: ...19 STARTER SYSTEM 19 17 MXU 500 Pull the rope and check that the ratchet is pushed out...
Page 659: ...21 WIRING DIAGRAMS 21 0 MXU 500 21 21...
Page 660: ...21 WIRING DIAGRAMS 21 1 MXU 500...
Page 661: ...21 WIRING DIAGRAMS 21 0 MXU 500 21 21...
Page 662: ...21 WIRING DIAGRAMS 21 1 MXU 500...