Page 347 - CTS - Mechanic Diesel - TP

MECHANIC DIESEL - CITS

3 Remove the circlip for bores.
4 Remove the circlip for shafts.
5 Remove the mechanical seal and replace it when reassembling.

6 Remove the support washer
7 Mechanical seal reassembling should be made in the opposite order.
Pump dismantlingin (Fig 2)

Fig 2

1 At first realize the Mechanical seal dismantling operating (see above)
2 Unscrew the 4 screws M6 and the 2 screws.
3 Remove the cap.

While dismantling the cap, make sure you have recovered the indx hand which assures the stator
positioning with the cap.

1 Remove the O-ring seal.
2 Remove the 2 blades and replace it when reassembling.
3 Remove the circlip for shafts.
4 Remove the rotor and replace it.

5 Remove the stator and replace it too.
6 Pump reassembling should be made in the opposite order.
By-pass dismantling and control
By-pass calibration has already been done. While dismantling it, is important to memorize the number o funscrew
rotation in order to reassemble it correctly. (Fig 3, 4)
1 Unscrew the cap nut.
2 Remove its copper joint
3 Unscrew the counter nut.
4 Remove its copper joint.

5 Unscrew the regulating screw and memorize the number of unscrew rotation.
6 Remove the spring.
7 Unscrew the plug.
8 Remove the copper joint

9 Remove the slide valve.

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CITS : Automotive - Mechanic Diesel - Exercise 18.6