Maintenance
0330−1/A1
Winterthur Gas & Diesel Ltd.
15/ 25
Top and Bottom End Bearings to Connecting Rod
Group
Key No.
Description Measured
Direction
Nominal
Dimension
(mm)
(usual, new)
Maximum Clearance,
Dimension
(mm)
(because of worn
components)
3303
3326
Top end bearing
Crosshead pin outer ∅
528
0
− 0.04
4
Bearing inner ∅ 528
1 Bearing clearance vertical 0.20−0.40 0.60
*2 Lateral clearance total 0.40−0.60
*3 Lateral clearance total 0.20−0.40
3303 Bottom end bearing
Crankshaft outer ∅
600
0
− 0.07
Bearing inner ∅ 600
4 Bearing clearance vertical 0.30−0.50 0.65
*5 Lateral clearance total 0.20−0.40
*6 Lateral clearance total 0.30−0.50
* Make sure that you measure at the correct points.
For measuring clearances (1) the crank must be at BDC.
2016
Clearance Table
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