MECHANISM AS 1159409 - Caterpillar

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(A) Vent for upper body (If equipped)
(B) Defroster vent
(C) Floor vent
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Air conditioning and heating equipped models
(1) Temperature control lever
(2) Air outlet lever
(3) On/Off and fan speed switch
(4) Compressor switch
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Heating only equipped models
(1) Temperature control lever
(2) Air outlet lever
(3) On/Off and fan speed switch Temperature Control
Lever (1) controls the temperature. Move the lever to the right in order to increase the temperature. Move the lever to the left in order to decrease the temperature.Air Control
Recirculate - Move lever (2) to this position in order to close the air inlet. The air will recirculate inside the cab.
Fresh Air - Move lever (2) to this position in order to open the air inlet. Fresh air will circulate into the cab.Fan Control
On/Off and Fan Speed Switch (3) - This knob controls the air conditioning, the heater, and fan speed.
OFF - Move the knob to this position in order to turn off the air conditioning and the heater.
Low - Turn the switch to this position in order to operate the fan at low speed.
Medium - Turn the switch to this position in order to operate the fan at medium speed.
High - Turn the switch to this position in order to operate the fan at high speed.Air Conditioning Control (If Equipped)
On/Off Switch (4) - Push the switch in order to turn on the compressor or push the switch in order to turn off the compressor. In humid conditions, the compressor may be used to remove moisture from the air in the cab. In cool weather, operate the compressor weekly in order to prevent leakage of the refrigerant gas. Weekly operation will help to maintain the compressor in optimum working order.