AIR CLEANER A 0685501 - Caterpillar

Air Conditioning Control (85) - Use this knob to control the air conditioner temperature. Turn the knob anywhere between MINIMUM position (left) and MAXIMUM position (right). The air conditioning and heating system can perform four functions:Heating - Turn air conditioning control (85) counterclockwise to the MINIMUM position in order to deactivate the air conditioner. Turn heating control (84) counterclockwise for the desired temperature. Turn fan speed switch (83) to FIRST speed, SECOND speed, or THIRD speed.Cooling - Turn heating control (84) clockwise to the MINIMUM position. Turn air conditioning control (85) clockwise for the desired temperature. Turn fan speed switch (83) to FIRST speed, SECOND speed, or THIRD speed.Pressurizing - Turn air conditioning control (85) counterclockwise to the MINIMUM position in order to deactivate the air conditioner. Turn heating control (84) clockwise to the MINIMUM position. Turn fan speed switch (83) to FIRST speed, SECOND speed, or THIRD speed. The speed of the blower fan depends on the volume of air that is needed in order to keep out the dust. Pressure inside the operator station will help keep out the dust when heating or cooling is not desired.Defogging - Turn air conditioning control (85) clockwise to the MAXIMUM position in order to activate the air conditioner. Turn heating control (84) counterclockwise to the MAXIMUM position. Turn fan speed switch (83) to FIRST speed, SECOND speed, or THIRD speed. The speed of the blower fan depends on the volume of air that is required to remove moisture from the air in the operator station. Once the windows are free from moisture, adjust the air conditioning control and the heating control until the operator station is comfortable.Adjusting the Cab Louvers
Illustration 30 g02731938
Four louvers are located on the heater and air conditioning unit.Louvers - Adjust the louvers in order to circulate air in the cab. Adjustments are rotating clockwise or counterclockwise and adjusting from top to the bottom.Window Wiper and Washer Control (27)
Illustration 31 g03421108
Illustration 32 g03421109
Front Window Wiper and Washer Switch (86) - Turn the knob clockwise to turn on the front window wiper. Push the knob to activate the window washer. Spring force will return the knob when released.
Side Window Wiper and Washer Switch (87) - Turn the knob clockwise to turn on the side window wiper. Push the knob to activate the window washer. Spring force will return the knob when released.
Rear Window Wiper and Washer Switch (88) - Turn the knob clockwise to turn on the rear window wiper. Push the knob to activate the window washer. Spring force will return the knob when released.
Wiper Mode Switch (89) - Turn knob (89) to the LEFT position (90) and press switch (92) to turn on the front, side, and rear window wipers. Turn knob (89) to the RIGHT position (91) and press switch (92) to turn on the front side and rear window wipers and washers. Idle Timer Control (Engine Shutdown) (28) (If Equipped)
Illustration 33 g03421110
The idle timer control provides a timed period of idle