WARNING - Windshield heating
Do not use the (
) or (
)
position during cooling operation in extremely humid weather. The difference between
the temperature of the outside air and the windshield could cause the outer surface
of the windshield to fog up, causing loss of visibility.
When the amount of refrigerant is low, the performance of the air conditioning is reduced. Overfilling also has a negative influence on the air conditioning system.
To defog inside windshield 1. Select any fan speed except "0" position. 2. Select desired temperature. 3. Select the or position. 4. The outside (fresh) air will be selected automatically.
Repair procedures Removal • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
Description and operation Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engine.