U20-3, U25-3 WSM Hydraulic system (Service section)
IV-S-48
3. Separating the body S from the body H
Remove the upper two of the five M10x35 hex
socket bolts (44).
Tool: Hex wrench 8 mm
Temporarily tighten the two M10x65 bolts
about 10 mm deep to this position and slowly
tighten the remaining three bolts.
Next, loosen the former two temporary bolts
and separate the body S kit.
The body can be separated easily by tapping
on the spring inserting part of the body H with
a plastic or copper hammer.
4. Disassembling the body S kit
Take the following parts out of the body S kit in
this order: spring T (15), spring holder (18),
cylinder barrel (4), swash plate (10), rocking
pin (12), stopper pin A (25), two plain springs
(33), stopper pin B (26), two plate springs (33)
and rod (21).
5. Dismounting the oil seal
Remove the snap ring (34) provided at the
drive shaft (3) from the body S.
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