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Right-hand cover – 57 l/min Open Centre
Reassembly
(Fig.
14)
92. Check and clean all components. Replace any
defective parts.
I
: During reassembly, the bush (20) and
MPORTANT
the seals must be systematically replaced.
93. Insert the bush (20) in the flange (21) using a
suitable fixture and fit and correctly position the
circlip (19).
94. Fit the bearing assembly (27) (without recess),
centred by the pin (24), in the high flow rate stage
(32). Turn lubricating grooves G towards inlet port
O and groove R of the composite seal (23) towards
the flange (21)
(Fig.
N
: The pump comprises four bearing assem-
OTA
blies. The intermediary bearings (11) (31) possess
a recess (E)
(Fig.
17) to allow oil to pass to the low
flow rate stage (37).
95. Place pinions (28) (29) of the high flow rate stage in
the bearing assembly (27).
R
: The high flow rate pinions are larger.
EMARK
96. Position the composite seal (23) and seal (22)
(Fig.
20).
97. Assemble the high flow rate stage (23) on the
flange (21) according to the marks made during
disassembly.
98. Fit the bearing assembly (31) (with recess),
centred by the pin (30), in the high flow rate stage
(32). Turn lubricating grooves G and recess E
towards inlet port O, and groove R of the compo-
site seal (33) upwards
09B01.18
18).
(Fig.
19).
Fig. 18
Fig. 19
Fig. 20
Massey Ferguson 5400 - Issue 1.b
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