D1146/D1146TI/DE08TIS
MAINTENANCE MANUAL
103
Printed in Jan. 2001 PS-MMA0415-E1A
4.2.2. Oil pump
z Disassembly
(1) Disassembly of oil pump drive gear
a. Unscrew the screw and disassemble
the oil relief valve.
b. Unfold the washer for the oil pump
drive gear fixing nut and remove the
nut.
c. Disassemble the drive gear.
(2) Remove the oil pump cover fixing nuts
and disassemble the oil pump cover.
The oil pump cover is fixed with the two
dowel pins.
(3) Disassemble the drive gear and driven
gear.
z Inspection and correction
(1) With steel rule and feeler gauge,
measure the axial end play of the oil
pump gear. Replace if the measured
value is beyond the limit.
End play limit
0.025 ∼ 0.089 mm
(2) With a feeler gauge, measure the
amount of backlash between the oil
pump drive gear and driven gear..
Replace if the measured value is
beyond the limit.
Backlash limit
0.50 ∼ 0.64 mm
Steel plate
Feeler gauge
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