Operation Manual

Job Card No.:
Engine:
Filing No.:
Piston Pin
Removal / Refitment
0178-07-10 1656
© 1083
02.12.01
S/BVM 628
Remove piston (job 02.09.01). Before remo-
ving piston pin, check that respective cylinder
No. is marked at piston, shank, and big-end
bearing cap (points I, II, and III in adjacent
Fig.). Provide marks, if missing. Following pin
removal, gauge small-end bush and pin (job
02.13.01).
Job:
Removing the Pin
Attach rod/piston assembly to hoist, with piston (7)
at bottom and carefully place on piston crown. Re-
move circlips (6) and push out pin (5). Raise rod out
of piston by hoist. Clean pin receiving bore, pin, and
brush.
Replacing one Conrod
When replacing a conrod by a new one, make sure
that the cylinder No. is marked at the points "II" and
"III", before assembling the conrod and the big-end
bearing cap (see Fig. 1).
Refitting the Pin
Install one circlip (6) in piston (7). Position rod by
hoist so that, when introducing the rod into the
piston, the cylinder Nos. marked on piston (I) and rod
(II) are in line one above the other (see Fig. 1).
Apply oil to pin (5) and bush. Afterwards push in pin
and install the second circlip.
When installing circlips (6), check that their
gaps are facing towards the big-end (3) ( see
Fig. 2).
Fig. 2
Fig. 1
Job Cards:
- 02.09.01
- 02.13.01
- 02.14.01
Tools:
- Circlip pliers
- Hoist
© 51 268 0
© 51 269 0
NEDEN ACABA?