Mike's Workshop Manuals
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Pontiac
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1969
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Tempest Base, 6.6L Eng, Automatic Trans, Trans Mfr CD Powerglide
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Repair and Diagnosis
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Heating, Ventilation & A/C (HVAC)
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HVAC Control Systems
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Automatic Temperature Control
Automatic Temperature Control
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Description & Operation
Notes
Sensor System & Temperature Dial Rheostat
Programmer
Instrument Panel Control Assembly
Blower Lever (Lo - Hi)
Master Relay
Control Lever (Off-Normal - Inside - Defog - Deice)
Temperature Lever (65 - 75 - 85)
Hi-Blower Relay
Bi-Level Boost Switch
Ambient Switch
Programmer "Park" Positions
Adjustment
Temperature Door Link
Temperature Control Dial (Variable Rheostat)
In Car Adjustment
Replacement Rheostat Adjustment
Testing
Notes
Tester Installation
Temperature Dial Calibration
Testing Procedure
Automatic Temperature Control Diagnosis Guide