Pushbutton Positions: "Heat"
Outside air door open as in "A/C-VENT" mode. Vacuum applied to rod side of A/C door actuator closes passage to A/C and opens passage to heater-defroster door. Full flow of heated air goes to heater outlets except for a small amount which bleeds through defroster outlets. Water valve is open, blower control is activated and compressor is off.
CONTROL CHART - ALL CARLINES
| PUSH BUTTON | OFF | A/C MAX |
A/C NORM |
A/C BI-LEVEL |
HEAT | DEFROST | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Inlet Air Door (Open to) | Inside | Inside | Outside | Outside | Outside | Outside | ||||
| Heat-Defrost. Door (Open to) | Heat | Heat | Heat | Heat | Heat | Defrost | ||||
| Upper Bi-Lev Door (Open to) | Bi-Lev-A/C | Bi-Lev-A/C | Bi-Lev-A/C | Bi-Lev-A/C | Heat | Heat | ||||
| Lower Bi-Lev Door (Open to) | A/C | A/C | A/C | Bi-Lev/Heat | Bi-Lev/Heat | Bi-Lev-Heat | ||||
| Compressor Clutch | Off | On | On(1) | On(1) | Off | On(2) | ||||
| Blower | Off | On | On | On | On | On | ||||
| Water Valve | Off | Off | On | On | On | On | ||||
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