WinGD RT-flex50DF, Maintenance Manual, Page: 35 / 586

Maintenance
0330 − 1/A1
Winterthur Gas & Diesel Ltd.
7/ 25
Crosshead Guide
Group Key No.
Description Measured
Direction
Nominal
Dimension
(mm)
(usual, new)
Maximum Clearance,
Dimension
(mm)
(because of worn
components)
3326 Crosshead guide
1 Guide way (column) transverse 812
2 Guide shoe transverse 812
− 0.20
− 0.30
3 Guide shoe clearance 0.20 − 0.90 1.0
4 Guide rail, lateral clearance total 0.80 − 1.60 2.0
*5 Guide shoe, lateral clearance total 0.10 − 0.60
6 Guide shoe, bearing pin outer ∅ 528
− 0
− 0.044
Guide shoe, bearing bore inner ∅ 528
+ 0.101
0.044
7 Bearing clearance radial 0.064 − 0.145 0.25
To measure the clearances, refer to 3326 − 1 .
* The clearance (3) is only correct with tie rods tightened.
* The clearance (5) refers to the space between the white metal of the guide
shoe and the connecting rod. The clearance 5 must be measured near the
holding plates which must rest on the crosshead pin at X.
2016
Clearance Table