8
GP7532GB REPAIR INSTRUCTIONS
8.
Separate plunger
(36A) from crosshead
(25) by means of one
open-end wrench
(M36).
9.
Pull seal sleeves (39)
out of their fittings in
the crankcase. Take
seal case (38) out of
seal sleeve (39).
11. Check plunger pipe (36B) and seals (39A, 42) for wear. When replacing plunger pipe (36B),
tighten tensioning screw (36C) to 30 ft-lbs (40 NM).
If o-rings (38A) or support rings (38B)
are damaged, replace with new parts.
38A
38B
38
38B
38A
36
10. Take tension spring (45) and seal pack (41, 42, 43) out of seal sleeve.
Take a thin
screw driver and pry out the grooved ring (39A).
Note: This seal (39A) will
not be reusable, so replace with a new part.
For the seal-pack (41-43),
remove with either a socket wrench or use a screw driver to push against the
rear lip of the pressure ring (41) or v-sleeves (42). You will need to remove
seals evenly out of the seal sleeve (39).
Be careful not to score the sleeve
or metal parts (41 & 43).
39A
39
41 42
43
45
