Page 284 - CTS - Mechanic Diesel - TP

MECHANIC DIESEL - CITS

Detach the spring out of the pin to which the spring plate and the idling spring are fixed to remove the driving shaft
and the governor lever.
Remove the pressure control valve
Remove locking nut and plain washer, unlock the governor shaft
Remove speed governor unit and keep collar disc and adjustment plate
1 Speed governor
2 Governor weights

3 Collar disk
4 Governor collar
Remove solenoid and valve with inner spring.
Remove screw of plunger of the hydraulic head by means of wrench (!) Unscrew the four feed pipe connections

Dismantle the feed pipe connection parts
1 Pipe connection
2 spring support
3 Adjustment disks
4 Spring

5 Valve seat
6 Ball
7 Spring support with calibrate bore
8 Spring

9 Valve housing
UnScrew fastening screws of the hydraulic head by socket wrench.
Remove hydraulic head the guide pins and the pressure springs of the governor disk.
Pull out the spring plate of the pump element return springs, the distance washers the guide pins the pressure
spring and the seal ring out of the lower parts of the hydraulic head.
Remove the distributor piston together with the return springs, the slider, the spring plate and the condensing
washers.

Unscrew and remove the fastening screws of the governor disk by means of socket wrench
Remove the cam disk along with adjustment screw for feed start .
Remove Oldham coupling
Remove locking clamp and locking pin of the connection
Remove timer stop pin and take out retaining pin
Remove roller ring assembly and timing device piston.

Push sliding pin towards the centre of roller ring assembly so that the claw of the drive shaft to it.
Take out coil supporting ring without fitting it
Note : Do not mix up the rollers

Remove fastening screws by means of wrench and remove both covers of the injection adjuster.
Remove the injection adjuster.
Remove nut for fastening of coupling at the pump driving shaft. Avoid rotation of coupling by holding socket
wrench
Remove coupling from pump driving shaft using pulling - off device
Remove driving shaft, unscrew fastening screw of plate for booster pump.

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CITS : Automotive - Mechanic Diesel - Exercise 15.5