Wartsila RT-flex50-D - Removal and Fitting of a Crosshead Pin

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.
C
rosshead
R
emoval and Fitting of a Crosshead Pin
2010