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Inspection procedure
Installation procedure
Inspection: Driven gear, drive gear and gear and case
• Carry out the following inspection. Replace the oil pump if any
defects are found.
(1) Sinkage of each gear from gear and case end surface
(2) Gear and case-to-tooth tip clearance for each gear
Inspection: Oil pump cover, driven gear, drive gear and gear
and case
• Measure the clearance between each gear's shaft and the oil
pump cover, as well as between each gear's shaft and the gear
and case.
• If the measurements are not within the standard value range, re-
place the oil pump.
Installation: Oil pump cover and gear and case
• Apply engine oil to each component.
• Hold the oil pump cover in place on the gear and case by fitting
two
s in the illustrated locations.
• Install a bolt into an empty bolt hole and tighten it to the specified
torque.
• Remove the two
them to the specified torque.
• After installing all the bolts, turn the oil pump gear by hand and
check that it rotates smoothly.
• Disassemble and reassemble the oil pump cover and gear and
case if the oil pump gear does not rotate smoothly.
s. Install the rest of the bolts and tighten
12
12-19
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Table of Contents
Troubleshooting
