7.3 DISASSEMBLY (Reference)
NOTE:
① Before disassembling the pump,wash the
outside clean.In the course of disassembling
operation,all disassembled parts should be kept
aside in a clean place such as on clean paper or
cloth and be handled carefully so as to prevent
them from becoming dirty or damaged.
Check all disassembled parts for damage and
wash undamaged or usable parts in clean diesel
fuel or kerosene. Inspect all parts referring to
these point,and repair or replace defective parts.
(1)DISASSEMBLY
①Remove the key.
Fig. 9-52 Drive shaft key.
② Hold the pump in a vice with the mounting
flange turned downward,and remove the bolts
Fig. 9-53 Cover bolt
③
Remove front and rear pump.
Be sure not to be damaged the o-ring or steel
ball
9-29
Fig. 9-54 Front and rear pump
④Remove the rear pump
▶Detach the cover
▶Remove the o-ring
▶Remove the bushing,drive gear,gear and
bushing.Take care of removing the bushing
which is marked and recorded.
▶
Remove the bushing seal from the bushing.
Fig. 9-55 Front and rear pump
⑤
Remove the front pump same as rear pump
disassembly.
⑥ Remove the snap ring and extract oil seal from
the flange.
Fig. 9-56 Front and rear pump
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