Engine Maintenance
78
Engine Speed Adjustments
Low Speed Adjustment
1. Start the unit and let it run until the engine is
warmed up.
2. Run the engine in low speed and check the
engine speed. The engine speed should be
1625 ± 25 RPM.
3. If the engine speed is not correct, loosen the
jam nut on the low speed adjustment screw.
4. Turn the low speed adjustment screw to
change the engine speed. Turn the screw in to
increase the engine speed. Turn the screw out
to decrease the engine speed.
5. Set the engine speed at 1625 ± 25 RPM and
tighten the jam nut.
High Speed Adjustment
1. Start the unit and let it run until the engine is
warmed up.
2. Run the engine in high speed and check the
engine speed. The engine speed should be
2450 ± 50 RPM.
3. If the engine speed is not correct, loosen the
jam nut remove the clip from the solenoid rod,
and remove the solenoid rod from the eye bolt.
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
2450 ± 50 RPM. Then fasten the solenoid rod
to the eye bolt with the clip and tighten the
jam nut.
Summary of Contents for 919180
Page 4: ...4...
Page 10: ...Table of Contents 10...
Page 32: ...Unit Description 32 Unit Photographs Figure 3 Front View Figure 4 Back View AJA584 AJA585...
Page 33: ...Unit Description 33 Figure 5 Left Side View Figure 6 Right Side View AJA586 AJA58...
Page 35: ...Unit Description 35 Figure 8 North American Power Receptacle Box AJA58...
Page 38: ...Unit Description 38...
Page 58: ...Electrical Maintenance 58...
Page 66: ...Engine Maintenance 66 Figure 37 Fuel and Oil System Components...
Page 84: ...Engine Maintenance 84...
Page 96: ...Refrigeration Maintenance 96...
Page 118: ...Hilliard Clutch Maintenance 118...
Page 136: ...Cycle Diagrams 136...
Page 140: ...Wiring and Schematic Diagrams Index 140...
Page 141: ...141 Truck S Model SR 30 Schematic Diagram Page 1 of 2...
Page 142: ...142 Truck S Model SR 30 Schematic Diagram Page 2 of 2...
Page 143: ...143 Truck S Model 30 Units with P T Wiring Diagram Page 1 of 2...
Page 144: ...144 Truck S Model 30 Units with P T Wiring Diagram Page 2 of 2...
Page 145: ...145 Truck S Model 50 Schematic Diagram Page 1 of 2...
Page 146: ...146 Truck S Model 50 Schematic Diagram Page 2 of 2...
Page 147: ...147 Truck S Model 50 Units with P T Wiring Diagram Page 1 of 2...
Page 148: ...148 Truck S Model 50 Units with P T Wiring Diagram Page 2 of 2...