Generic Race 50 - Fault Diagnosis; Oil Pump

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10.2 Fault diagnosis
Decrease of machine oil Engine burnt out
Natural loss of machine oil Absence of oil or oil pressure too low
Machine oil leak Oil path blocked
Wear and improper installation of the piston ring Machine oil not used
10.3 Oil pump
10.3.1 Disassembly
Loosen the fixed bolt, and take off the chain cover.
Loosen the screws on the fan, take off the fan.
Shroud
Oil pump component
Fan
Magnetic motor
stator, rotator, bracket
Bolt