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Engine Maintenance (Rev. 04/03)
59
Engine Speed Adjustments
Low Speed Adjustment
1.
Start the unit and let it run until the engine is warmed
up.
2.
Set the thermostat to make the engine run 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.
Integral Fuel Solenoid Parts List
Part
Description
Part
Number
Quantity
Fuel Stop Solenoid
41-1386
1
O-ring
33-2770
1
Throttle Solenoid
44-9181
1
Relay
44-9111
1
High Speed Adjustment
1.
Start the unit and let it run until the engine is warmed
up.
2.
Set the thermostat to make the engine run in high speed
and check the engine speed. The engine speed should
be 2425 ± 25 rpm.
3.
If the engine speed is not correct, loosen the jam nut at
the end of the adjuster.
4.
Unbolt the adjuster from the throttle lever and turn to
adjust the engine speed. Reinstall on the throttle lever.
5.
Set the engine speed at 2425 ± 25 rpm and tighten the
jam nut.
Summary of Contents for 088669
Page 4: ......
Page 8: ......
Page 12: ...Safety Precautions Rev 04 03 iv PUB126...
Page 13: ...Safety Precautions Rev 04 03 v aea105...
Page 14: ......
Page 28: ...Unit Description Rev 04 03 14 Rear View Curbside RD II SR Evaporator aea105...
Page 32: ...Unit Description Rev 04 03 18 Power Receptacle Box RD II SR 50 aea102...
Page 76: ...Refrigeration Maintenance Rev 04 03 62...
Page 77: ...Refrigeration Maintenance Rev 04 03 63...
Page 81: ...Refrigeration Maintenance Rev 04 03 67...
Page 103: ...89 Hilliard Clutch Maintenance Clutch Assembly...
Page 106: ...Hilliard Clutch Maintenance Rev 04 03 92 12 Install retaining ring Clutch Torque Values...
Page 125: ...111 Cool Cycle RD II SR with TherMax Heating...
Page 126: ...112 Condenser Cycle RD II SR with TherMax Heating...
Page 127: ...113 Heat and Defrost Cycle RD II SR with TherMax Heating...
Page 129: ...115...
Page 130: ...116...
Page 131: ...117...
Page 132: ...118...
Page 133: ...119...
Page 134: ...120...
Page 135: ...121...
Page 136: ...122...