Maintenance
5556−1/A1
RT-flex58T-E
Winterthur Gas & Diesel Ltd.
3/ 10
3. Dismantling of a fuel pump
3.2 Removal of guide piston
⇒ Screw two eye bolts ’RC’ into guide piston 7, and
withdraw the latter from the housing.
3.3 Removal of roller
⇒ Remove circlip 11.
⇒ Press out pin 10, and remove roller 8 together with
pressure discs 12 and bush 13.
Dismantle and assemble the fuel pumps in a clean room
which should be as dust-free as possible (grinding dust,
etc).
3.1 Removal of guide pin
⇒ With the head of the pump turned towards the bot-
tom, fasten the fuel pump onto a work bench.
⇒ Mount fitting & dismantling device 94551 according
to Fig. ’D’, and press guide piston 7 inwards by turn-
ing the spindle of the device until guide pin 9 allows
to be withdrawn by means of handle screw
94009−M6.
⇒ Remove the fitting & dismantling device.
E
10
13
7
11
12
41
8
RC
14
15
008.649/00
D
876 9 94009−M6
DS
94551
008.648/00
2013
Fuel Pump: Dismantling and Assembling