Maintenance
Group3
RT-flex50-D
Wärtsilä Switzerland Ltd
1/ 3
Crankshaft, Connecting Rod and Piston Group
Crankshaft: Measuring Crank Deflection 3103−1/A1..................................
o Vibration Damper
− Taking a Silicone Fluid Sample 3130−1/A1........................................
− Inspection (GEISLINGER Vibration Damper) 3130−2/A1............................
Axial Damper: Dismantling and Assembling 3146−1/A1................................
Turning Gear: Checking the Toothing 3206−1/A1......................................
Crankcase: Utilization of Working Platform 3301−1/A1................................
Upper Platform: Arrangement of Lifting Tools 3301−2/A1...............................
o Connecting Rod
− Loosening and Tensioning the Connecting Rod Studs 3303−1/A1....................
− Inspection, Removal and Fitting of Bottom End Bearing 3303−2/A1...................
− Inspection, Removal and Fitting of Top End Bearing 3303−3/A1......................
− Removal and Fitting 3303−4/A1..................................................
− Removal of Bearing Cover to Top End Bearing 3303−5/A1..........................
o Crosshead
− Checking the Clearances and Fitting the Guide Shoes 3326−1/A1....................
− Removal and Fitting of a Crosshead Pin 3326−2/A1................................
o Piston
− Removal and Fitting 3403−1/A1..................................................
− Changing the Compression Shims 3403−2/A1.....................................
− Dismantling and Assembling 3403−3/A1..........................................
− Checking Piston Top Surface 3403−4/A1..........................................
Piston Rings: Checking Piston Ring Wear 3425−1/A1..................................
Piston Cooling and Crosshead Lubrication:
Removal and Fitting of Inside Pipe 3603−1/A1........................................
Wärtsilä Switzerland Ltd RT−flex50−D / MM / 2010
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