Maintenance
2708−1/A1
RT-flex58T-D
Winterthur Gas & Diesel Ltd.
3/ 3
4.1 Water guide jacket
D Clean all the sealing faces and O-ring grooves.
D Fit new O-rings 10 and11 in cylinder cover 1 and oil them slightly.
D Unscrew Allen screws 7 from the threaded holes ’TH’.
D Align cylinder cover above upper water guide jacket 5 in such a way that tape
holes and through holes in water guide jacket for the Allen screws are in line.
D Drive Allen screws into the through holes evenly until the water guide jacket
contacts the cylinder cover. Tighten the Allen screws.
4.2 Cylinder cover
Before placing the cylinder cover in position the following points must be taken
care of:
D The compression space must be absolutely free of foreign particles or dirt.
D The seating surfaces on cylinder cover and cylinder liner must be clean and
undamaged.
D A new soft iron joint ring 4 of 2 mm thickness must be placed on the cylinder
liner in such a way that it lies flat all over.
D Fit new O-rings 12 in pipes 9 and oil them slightly.
D Threads of cylinder cover elastic studs must be clean and smeared with oil.
When these conditions are met, align the bores in the upper water guide jacket 5
with pipes 9 and lower the cylinder cover slowly over the elastic studs.
D Screw all the nuts by hand onto the cylinder cover studs, paying attention to
easy turning.
D Tighten nuts of elastic studs (see 2708−2).
D Reconnect all connections to cylinder cover and to exhaust valve as well as
expansion piece between exhaust valve and exhaust manifold.
A leak test must be carried out after fitting of a cylinder cover with cooling water
pump switched on and running at its normal operating pressure.
D
3
6
8
WCH01066
5
10
11
12
9
4
1
Removal and Fitting of Cylinder Cover and Water Guide Jacket
V2 / 2013-02
CHECK
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