Wartsila RT-flex50-D - Connecting Rod Removal and Fitting

Maintenance
3303−4/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
1/ 7
Tools: Key to Illustrations:
4 Retaining pins 94323 1 Inside pipe 10 Guide way
1 Lifting plate 94324 2 Connecting rod 11 Cylinder block
1 Holder 94331 3 Crosshead pin 12 Screw
2 Lifting rings 94332 4 Piston rod 13 Spur-geared chain block
1 Stop plate 94370h 5 Screw
6 Disc H
1...
Lifting tackles
7 Nut HZ Lifting tackle
8 Bearing cover RC RUD-eye bolt
9 Guide shoe R
1...
RUD-eye bolts
1. General
A connecting rod can be removed from or fitted to the engine without removing the
piston, crosshead pin and bearing cover to the top end bearing.
D The bearing cover to the bottom end bearing must be removed, see 3303−2.
D If the crosshead pin is also to be removed after the removal of the connecting
rod, the inside pipe 1 must be dismantled beforehand.
Remark: Pay attention to:
− General Guidelines for Lifting Tools 0012−1.
− Utilization of Working Platform 3301−1.
2. Removal
⇒ Turn crank of the respective cylinder to B.D.C
.
⇒ Fasten holder 94331 to the connecting ro
d
head.
⇒ Screw RUD-eye bolts R
1
and R
2
into the co
n-
necting rod head on both sides.
⇒ Connect lifting tackles H
1
and H
2
(lifting c
a-
pacity 1500 kg each) to RUD-eye bolts R
1
an
d
R
2
and tauten them.
A
B
013.020/05
2
5
6
94331
94331
2
R
1
3
H
1
1
4
R
2
H
2
2010
C
onnecting Rod
R
emoval and Fitting