HARNESS AS. 7C1317 - Caterpillar

Interior Dome Light - Move the switch back to turn the light on.Windshield Wiper/Washer
Front Windshield Wiper and Washer (1) - Turn the knob clockwise to turn on the windshield wiper. Push the knob to activate the windshield washer. Spring force will return the knob when released. Rear Windshield Wiper and Washer (2) (If Equipped) - Turn the knob clockwise to turn on the windshield wiper. Push the knob to activate the windshield washer. Spring force will return the knob when released.Horn
Horn - Push the knob down to sound the horn. Use the horn to alert or to signal personnel.Back-up Alarm
Back-up Alarm - The alarm will sound when the transmission control lever is in the reverse position. It is used to alert people behind the machine that it is backing up. A three position switch at the rear of the back-up alarm regulates its volume. (1) is High, (2) is Low and (3) is Medium.The alarm is set at the highest sound level when shipped from the factory. The setting should remain on high, unless the job-site requires a lower level.Heating and Air Conditioning Controls
Fan Control
Fan Speed Switch - This switch controls the three speed blower fan motor. First Speed (1) - Move the switch to this symbol for lowest fan speed. Second Speed (2) - Move the switch to this symbol for medium fan speed. Third Speed (3) - Move the switch to this symbol for high fan speed.Selector Switch
This switch activates the heat or air conditioning. Off - Move the switch to this symbol to turn of all controls. Heater - Move the switch to this symbol to activate the heater. Air Conditioner - Move the switch to this symbol to activate the air conditioner.Temperature Control
Heating and Air Conditioning Variable - Turn the knob anywhere between low (1) and maximum (2), to control heating and air conditioning.Heating and Air Conditioning System Operation
The Heating and Air Conditioning system can perform four function: Heating - Move the selector switch (1) to heater. Move the fan speed switch (2) to desired speed. Turn the temperature control (3) to the desired temperature. Cooling - Move the selector switch (1) to air conditioner. Move the fan speed switch (2) to desired speed. Turn the temperature control (3) to the desired temperature. Pressurizing - Pressure inside of the cab will help keep dust out, when heating or cooling is not desired.Move the selector switch (1) to off. Move the fan speed switch (2) to desired speed, depending on the volume of air needed to keep out dust. Defogging - It is possible to use the heating system, with the air conditioning system, to remove moisture from the air in the cab. This will prevent moisture from forming on the windshield and windows.Move the selector switch (1) to air conditioner. Move the fan speed switch (2) to desired speed. Turn the temperature control (3) toward maximum until the moisture level is lowered, the temperature is comfortable