KIT-ENGINE GASKET 4549090 - Caterpillar

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(A) Vents for upper body (B) Floor vents (C) Defroster vents (D) Vent for the control panelRedirect the louvers for air outlet (A), (B), (C) and (E) by hand to the desired direction. The louvers for air outlet (D) cannot be redirected.
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The control knobs for the heating and air conditioning system are located on the right side of the cab.Consult with your dealer for periodic maintenance of the heating and air conditioning system.Flow Control Knob
Flow control knob (1) controls the flow of air between the front ducts, the rear ducts, and the ducts that are located below the seat.Heating and Air Conditioning Control
Cooling - Turn knob (2) clockwise in order to turn on the air conditioner.
Heating - Turn knob (2) counterclockwise in order to turn on the heater. Temperature Control
Temperature Variable Control - Turn temperature control knob (3) clockwise for warmer air. Turn temperature control knob (3) counterclockwise for cooler air. Fan Switch
Fan Speed Switch - Fan speed switch (4) controls the speed of the blower fan motor for the heating and air conditioning system. Turn the knob clockwise for more air. Turn the knob counterclockwise for less air. Circulation Fan
The machine is equipped with a circulation fan for moving air in the upper part of the cab. The circulation fan has the following three settings:
OFF
LOW
HIGHUse switch (4) in order to select the fan speed.Heater Control Valves
The machine has two heater control valves that can be closed when heat is not required. The valves will need to be opened in order for the heater to work properly when heat is required. The valves are located in the engine compartment.