Engine Lubrication System: 1E-5
Oil Pump Removal and Installation
B705H11506015
Removal
1) Dismount the engine. Refer to “Engine Assembly
Removal and Installation in Section 1D (Page1D-6)”.
2) Separate the crankcase. Refer to “Engine Bottom
Side Disassembly in Section 1D (Page1D-37)”.
3) Remove the oil pump assembly from the left
crankcase. Refer to “Engine Bottom Side
Disassembly in Section 1D (Page1D-37)”.
4) Remove the snap ring (1) and oil pump drain driven
gear (2).
5) Remove the pin (3) and washer (4).
CAUTION
!
• Do not attempt to disassemble the oil
pump.
• The oil pump is available only as an
assembly.
Installation
Install the oil pump in the reverse order of removal. Pay
attention to the following point:
• Tighten the oil pump mounting bolts to the specified
torque.
Tightening torque
Oil pump mounting bolt: 10 N·m (1.0 kgf-m, 7.0
lb-ft)
Oil Pump Inspection
B705H11506016
Inspect the oil pump in the following procedures:
1) Remove the oil pump. Refer to “Oil Pump Removal
and Installation (Page1E-5)”.
2) Rotate the oil pump shaft by hand and check that it
moves smoothly. If it does not move smoothly,
replace the oil pump with a new one.
3) Install the oil pump in the reverse order of removal.
Refer to “Oil Pump Removal and Installation
(Page1E-5)”.
Piston Cooling Nozzle Removal and Installation
B705H11506017
Removal
1) Dismount the engine. Refer to “Engine Assembly
Removal and Installation in Section 1D (Page1D-6)”.
2) Separate the crankcase. Refer to “Engine Bottom
Side Disassembly in Section 1D (Page1D-37)”.
3) Remove the piston cooling nozzle (1) from the right
crankcase.
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2
I705H1150006-01
4
3
I705H1150007-01
I705H1150008-01
1
I705H1150009-01
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