ACTUATOR AS-GOVERNOR 1664454 - Caterpillar

Heating (B) - Turn the blower fan switch to LOW, HIGH or DEFROSTING speed. Adjust the temperature variable control for the desired temperature. Pressurizing - When heating or cooling is not desired, pressurize the cab in order to prevent dust from entering.Turn the temperature variable controls to a comfortable stage. Turn the blower fan switch to LOW, HIGH, or DEFROSTING speed. Use the fan speed that is needed to keep out the dust.Defogging - Activate the air conditioning system. Turn the blower fan switch for the air conditioner to LOW, HIGH, or DEFOGGING speed. Use the fan speed that is needed to remove moisture from the air in the cab. This prevents moisture from forming on the windshield and the windows. Adjust the temperature control until the moisture level is lowered. Adjust the temperature control until the temperature of the cab is comfortable.
The Fan Speed Switch for the Heating and for the Air Conditioning (5) - The fan speed switch controls the three-speed blower fan motor.
Off (4) - Move the switch to the vertical position in order to stop the blower fan. Move the switch counterclockwise in order to operate the blower fan for the air conditioner.
Low (1) - Move the switch to this symbol for the lowest fan speed.
High (2) - Move the switch to this symbol for a higher fan speed.
Defogging (3) - Move the switch to this symbol in order to remove moisture from the cab. Move the switch clockwise in order to operate the blower fan for the heater.
Low (6) - Move the switch to this symbol for the lowest fan speed.
High (7) - Move the switch to this symbol for a higher fan speed.
Defrosting (8) - Move the switch to this symbol in order to defrost the windshield and windows. Window (23)
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Squeeze latch (2) in order to release the window from the CLOSED position. Pull latch (1) in order to slide the window.Horn (24)
Horn - Push the knob downward in order to sound the horn. Use the horn to alert the personnel. Use the horn to signal the personnel. Lighter (25)
Lighter - Push in the lighter knob in order to activate the lighter. The lighter knob will pop out slightly when the lighter is ready for use. To reinsert the lighter, push the lighter into the socket so that the outer portion of the lighter is flush with the outer rim of the socket. Backup Alarm (26)
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Note: The backup alarm is on the right rear of the machine near the top canopy.
Backup Alarm (26) - The alarm sounds when the transmission control lever is in the REVERSE position. The alarm alerts the people behind the machine that the machine is backing up. The alarm is set from the factory at the defined sound level. The setting should remain at the same level without intervention. Consult your Caterpillar dealer if a problem with the sound level occurs.Control Panel for the AccuGrade