Page 269 - CTS - Mechanic Diesel - TP

MECHANIC DIESEL - CITS

Fig 29

Caution
Calibration of pump/governor should be done in accordance with the respective Test specifications chart.
Check control rack travel again. If the value is still not obtained, adjust slightly the maximum speed stop screw
Testing
With the control lever resting against the maximum speed stop, check the readings. If specified readings are not
obtained, readjust both the maximum speed stop screw (fine adjustment) and the notch screw (rough adjustment)
Adjusting the full load delivery (maximum output) Test chart column 2
Run the pump at the specified speed, set the control lever to the maximum speed stop and adjust the full load stop
screw to obtain the specified delivery quantity (Fig 30)
Fig 30

Adjusting the torque control (Adaption capsule)( Test chart column 3)

Run the pump at the specified minimum speed of the governor, set the control lever to maximum speed stop and
note down the control rack travel. Screw the adaption capsule with combination wrench into the tension lever
(Fig 31) until the control rack moves further by the specified value given against the above minimum speed.
Check the other readings.

252

CITS : Automotive - Mechanic Diesel - Exercise 15.3