Eaton Electrical 350 - Manual (Page 37)

37 EATON 350 Series Dual Path Mobile Pumps E-PUPI-TS006-E September 2007
Assembly
Front Pump
Assembly
Step 25
Subtract 0.05mm from the
recorded measurement; this will
be the thickness of the required
shim stack.
Step 26
Loosen the cap screws114978-
045 from the front flange, then
remove the flange from the
housing and set it aside. Hold
the swash arm in place with a
locking C- clamp.
Step 27
Combine shims to reach the
required thickness.
Step 28
Remove the taper bearing cup
from the flange, and place the
shims in the bearing bore. Set
the bearing cup back in place
on top of the shim stack.
Step 29
Set the front flange on the
housing again; insert the cap
screws, remove the locking
clamp, and tighten the cap
screws to 145±10 n/m
(107±7 lb-ft).
Step 30
Slide the shaft seal (Refer to
Item 28, page 5 for part num-
bers) over the end of the front
shaft. Carefully push the shaft
seal down into the bore until
the snap ring groove is visible.
Step 31
Compress a snap ring16077-028
and insert it in the bore. Press
down on the snap ring until it
engages the groove, approxi-
mately 5mm below the chamfer
at the top of the bore.
Step 32
Insert the charge relief poppet
4998532-001 into the charge
relief bore.
Step 33
Insert the charge relief spring
4998533-001 into the charge
relief poppet.
Step 34
Apply an O-Ring 16133-10 to a
charge relief valve plug 72400-
658 and work it under the head
of the plug.
Step 35
Apply petroleum jelly to the
charge relief valve plug.
Step 36
Place the plug on the exposed
end of the spring, and compress
the spring until the plug threads
engage the bore threads.
Tighten the plug to 39 n/m
(28.8 lb-ft).