Maintenance
2751−1/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
5/ 7
2.2 Fitting of expansion piece
⇒ Clean the joint faces on expansion piece 8 and the corresponding ones on
valve cage and exhaust pipe.
⇒ Apply a thin layer of a heat-resisting lubricant to joint faces and connecting
screws.
⇒ The expansion piece has to be fitted in such a way that protection pipe 9 of the
expansion piece comes to lie in the flow direction i.e. on the valve cage side,
as shown in Fig. ’H’.
H
013.499/05
013.500/05
I
I
I - I
8
9
2010
Removal and Fitting of Exhaust Valve, Replacing of Waisted Studs