Wartsila RT-flex50-D - Removal of Pump Cylinder; Removal of Regulating Rack

Maintenance
5556−1/A1
RT-flex50-D
Wärtsilä Switzerland Ltd
5/ 9
H
I
5
32
29
33
4
39
35
30
31
34
25
2338
2
6
27 24
28
013.679/05
008.653/00
3.4 Removal of regulating rack
⇒ Unscrew all screws 23.
⇒ Remove circlip 26 and stop ring 27.
⇒ Remove flange 24 together wit rod seal ring 38, an
d
push out regulating rack 25.
3.5 Removal of pump cylinder
⇒ With pump cover 4 turned upwards, clamp the fu
el
pump into the work bench.
⇒ Unscrew screws 28.
⇒ Remove pump cover 4, valve block 29, valve bod
y
30, and compression spring 31.
For removing intermediate disc 34 remove circl
ip
35.
⇒ Remove holding screw 32 and pump cylinder 33.
Remark: Pump cylinder 33 and pump plunger 18 are
a
single unit and must not be interchanged.
Therefore they are not delivered separately.
2010
F
uel Pump: Dismantling and Assembling