WÄRTSILÄ RT-flex50-D, Maintenance Manual

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Maintenance
3326−2/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
1/ 7
Tools: Key to Illustrations:
1 Working platform 94142 1 Piston 8 Nut
1 Lifting plate 94324 2 Crosshead pin 9 Spur-geared chain block
2 Lifting rings 94332 3 Column lug
1 Wire rope sling 94666 4 Connecting rod head H
1...
Lifting tackles
5 Guide shoe HZ Lifting tackle
6 Screw HU Wooden underlay
7 Cylinder block RC RUD-eye bolt
Overview
1. Preparatory works 1/7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2. Removal of crosshead pin 2/7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3. Removal of guide shoes 6/7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4. Fitting 7/7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1. Preparatory works
Remark: Pay attention to General Guidelines for Lifting Tools 0012−1 .
⇒
Turn crank of the cylinder concerned to B.D.C.
⇒
Install working platform 94142 (see 3301−1 ).
⇒
Remove inside pipe to piston cooling (see 3603−1 ).
⇒
Suspend the piston as instructed for changing the compression shims (see
3403−2 ).
⇒
Loosen and remove all four nuts for the upper connecting rod studs (see
3303−1 ).
⇒
Remove the upper bearing cover (see 3303−5 ).
⇒
Protect the crosshead pin against damages and dirt.
Crosshead
Removal and Fitting of a Crosshead Pin
2010