Automatic Climate Control - Porsche 928 1982 Owner's Manual

Automatic climate control

This system automatically controls the air
flow distribution and the temperature level
inside the car, according to the occupants
wishes. The distribution and mixture of cool
and warm air is electronically regulated and
kept constant, regardless of weather condi-
tions.
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Individual controls
Fan speed control - rotary switch knob
The air volume is controlled by a 4-speed
fan. When the ignition is turned on, the fan
automatically operates at low speed, even
with the switch in OFF position. By turning
the knob clockwise, fan speeds 1-4 can be
selected to increase the air volume.
Temperature control - upper lever
Move lever to desired temperature setting.
Program control - lower lever
- climate control system and fan motor
off.
- Automatic air flow distribution for heat-
ing system only. Cooling is not pos-
sible, since the air conditioner com-
pressor is not activated for reasons of
fuel ECOnomy! This setting is recom-
mended for outside temperatures of
4 0 ° F / 5 ° C .
- Air flow distribution through footwell
outlets only.
- Air flow distribution through wind-
shield and footwell outlets.
- air conditioner compressor activated.
Automatic air flow distribution for
heating and air conditioning system
through footwell outlets and open
side window/center air vents. Vents
can be closed manually if desired.
- air conditioner compressor activated.
Automatic air flow distribution for
heating and air conditioning system
through windshield and footwell out-
lets in addition to open side window/
center air vents.
- air conditioner compressor activated.
Automatic air flow distribution for
heated and dehumidified air through
windshield outlets and open side
window vents. Center air vents will
close automatically. Heating system
and fan motor are automatically
switched on maximum output and
high speed for fast defrosting or de-
fogging.
Note:
A cold start shut-off system will prevent un-
heated air emission through the footwell out-
lets. At engine coolant temperatures below
113° F/45° C, the air flow is automatically di-
rected toward the windshield. At engine cool-
ant temperatures above 113° F/45
automatic climate control system resumes
normal operation.
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