Cylinder Liner
Maintenance / Disassembly
A5.05. 03.04.01.00
30000
M20
en / 30.09.2010 IB021527 1/1
03
See also: 01.06.01.nn, 02.06.01.nn
Spare parts list: B1.05.03.2.1110
Time requirement: 1 Pers./ 0,50 h
Personnel qualification: skilled engine hand
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Operating medium: Heavy fuel and distillate fuel
Maintenance:
Removal of cylinder liners and changing O-rings after 30,000 h
Tools:
Device for mounting and extracting the W1 2.9216-A
cylinder liners
Sequence of operations:
1. Put upper crosshead half (Fig. 1/W1) with
threaded rod and eye bolt on liner collar.
2. Mount lower crosshead half (1) and tighten
both crosshead halves firmly with each
other with nuts (2).
3. Attach the extracting device to a crane and
lift the liner along its centre line out of the
cylinder and put it down.
4. Remove O-rings (Fig. 1/3 and 4) at the cy-
linder liner collar and in the cooling water
distributor housing. Thoroughly clean the
sealing surfaces and annular grooves for
the
O-rings.
5. Clean the seat of the liner collar and the fir
for the upper and bottom end of the liner in
the cylinder.
6. Clean the cooling water zone at the cylin-
der liner collar.
CAUTION
The cylinder liner holding
device must be removed.
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