Maintenance
0002−1/A1
Table of Contents
RT-flex50-D
Wärtsilä Switzerland Ltd
1/ 5
2011-12
General Information Group 0
For Particular Attention 0000−1/A1..................................................
Preface 0001−1/A1...............................................................
Engine Numbering and Designations 0008−1/A1......................................
o General Guidelines
− for Maintenance: Safety Measures and Warnings 0011−1/A1........................
− for Lifting Tools: Wire Rope Slings, Span-sets, Eye Bolts, etc. 0012−1/A1.............
o Clearance Table 0330−1/A1....................................................................
− General Page 1...............................................................
− Crankshaft and Thrust Bearing 2, 3..............................................
− Crankshaft and Main Bearing 4, 5................................................
− Crosshead Guide 6, 7..........................................................
− Cylinder Liner 8, 9.............................................................
− Piston Rod Gland 10, 11........................................................
− Exhaust Valve 12, 13...........................................................
− Top and Bottom End Bearings to Connecting Rod 14, 15............................
− Piston Cooling and Crosshead Lubrication 16, 17..................................
− Piston and Piston Rings 18, 19..................................................
− Driving Wheels for Supply Unit 20, 21............................................
− Supply Unit 22, 23.............................................................
− Fuel Pump 24, 25..............................................................
o Tightening Values
− of Important Screwed Connections 0352−1/A1.....................................
− of Standard Screwed Connections 0352−2/A1.....................................
Masses (Weights): Individual Components per Piece in kg 0360−1/A1...................
o Dimensions
− O-rings and Round Rubber Rings 0370−1/A1......................................
− Piston and Rod Seal Rings 0370−2/A1............................................
− Un-slotted Back-up Rings Page 2................................................
Maintenance Schedule: Inspection and Overhaul Intervals (Guidelines) 0380−1/A1........
Engine Cross Section and Longitudinal Section 0803−1/A1.............................
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