WÄRTSILÄ RT-flex50-D, Maintenance Manual

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Maintenance
8733−1/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
3/ 4
3. Regrinding of sealing faces ’DF’
3.1 With regrinding device 94870
In order to achieve a clean and smooth sealing face the following regrinding pro-
cess is recommended. For deep notches > 0.1 mm choose emery cloth of medium
to coarse grade. Once the deep notches have been ground off, use a fine or ultra
fine emery cloth.
D
E
016.738/08
016.738/08
94870d
EC
94870b
GRAINED FACE
TIGHTENED
CONDITION
⇒
Place template 94870d on the back of emery cloth
’EC’ .
⇒
Trace inner contour using a pointed pencil or a ball
pen.
⇒
Cut out precisely the traced contour.
⇒
Shape the cut cloth in a manner to obtain a cone with
the grained face being turned inward.
⇒
Place the emery cloth in the cone of the grinding tool
94870b and fix it by means of its countersunk screw.
2010
Fuel Pressure Piping: Removing, Fitting and Regrinding of Sealing Faces