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(4)
After removing the snap ring (10), take out
the shaft gear (5) and the drive gear (6)
from the housing (1).
For the gear face of the shaft gear (5) and
the driven gear (6), inspect for excessive
wear, scoring or crack.
(5)
Remove bush block (2), back up seal (3),
channel seal (4) and O-ring (7) from the
housing (1).
After removing the bush block (2) from the
housing (1), inspect whether it is
happened scratch or damage for inner
surface of the housing (1).
(6)
Remove the retainer seal (9) from the
front cover (8).
4)
ASSEMBLY
Assembly procedure of the pump is the
reverse order of the disassembly
procedure.
10
A
8
9
4-37
5
1
6
180D7EBP51
2
3
4
7
1
7
180D7EBP52
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