Maintenance2751−2/A1
RT-flex58T-E
Winterthur Gas & Diesel Ltd.
4/ 9
2.3 Removal of guide bush
⇒ Loosen head screws 20 and remove them together with distance ring 19 and
rod seal ring 22 (Fig. ’B’).
⇒ Withdraw guide bush 21 from valve cage 1 by means of jack screws 94263.
Check and measure the inner diameter of the guide bush according to Clearance
Table 0330−1 ’Exhaust Valve’.
D
1
21
94263
99.7543
2.4 Fitting of guide bush
⇒ Clean the bore in valve cage 1 concerned and guide bush 21.
Check oil bores ’OB’ in guide bush for free passage.
⇒ Replace O-ring 35.
⇒ Oil and fit the guide bush.
⇒ Fit distance ring 19 and hold it provisionally tight with head screws 20.
E
OB
1
21
94263
99.7543
35
2013 / V2
Exhaust Valve: Dismantling and Assembling
CHECK
CHECK
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