Vehicle Systems Disassembly & Assembly 53
Reassembly Process
Information for assembly way of thrust plates
It is important that all of thrust plate parts in this
hydraulic pump should be assembled such as below
picture during reassembly. Picture 8, 9 show
assembling sequence and direction.
(9) Thrust plate (19) Plug
(14) Driving gear (24) O-ring
(15) Driven gear (30) Back-up ring
Front cover area
1. Insert the shaft seal (27) carefully and fit it inside
of mounting flange (5) with proper tool.
2. Fit the snap-ring(28) in pre-arranged position with
proper tool.
Center section
1. Fit the square ring (25) on the pre-arranged
groove of the working section (3).
Smear clean grease on the square ring (25) to
avoid drifting away of square ring from the
working section (3).
2. Locate the o-ring (24) on the groove pre-arranged
on the thrust plate (9).
3. Then, locate back-up ring (30) on the groove pre-
arranged on the seals (9, 24) with plug (19).
Smear clean grease on the seal(24,30)
(The front and rear thrust plates and seals and
back-up ring are same.)
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