Thermo King 920000, Manual

Page: 93 / 190

Engine Maintenance
93
4. Turn the solenoid rod to change the engine
speed. Turn the solenoid rod clockwise to
reduce the engine speed. Turn the solenoid rod
counterclockwise to increase the engine
speed.
5. Place the solenoid rod back in the eye bolt and
check the engine speed.
6. Repeat steps 4 and 5 until the engine speed is
2400 to 2450 RPM. Then fasten the solenoid
rod to the eye bolt with the clip and tighten the
jam nut.
Injection Pump
Injection Pump Removal
1. Remove the fuel injection lines and the fuel
lines. Remove the four nuts holding the pump
to the timing cover, and the fuel supply line.
2. Remove the inspection plate on the side of the
timing cover.
3. Remove the clip that connects the rack pin to
the governor arm.
4. Center the rack in the pump body, then
remove the injection pump from the timing
cover. The timing shims will usually stay
attached to the pump.
AEA636
1. Fuel Solenoid 6. Boot
2. Low Speed Adjustment Screw 7. Throttle Solenoid
3. Solenoid Rod 8. Jam Nut
4. Clip 9. Ball Joint
5. Eye Bolt 10. Throttle Lever
Figure 47: Engine Speed Adjustments
CAUTION: If the rack is not positioned
correctly, the pump will not come out of
the timing cover.