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8
GP7132 AND GP7136 REPAIR INSTRUCTIONS
8. Separate plunger (36) from
crosshead (25) by means of
one open-end wrench.
9. Pull seal sleeves (39) out of
their fittings in the crankcase.
Take seal case (38) out of
seal sleeve (39).
10. If o-rings (38A) or support rings (38B) are damaged, replace with
new parts. Examine plunger (36) for wear.
38A 38B 38 38B 38A 36
11. 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