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Mode Control Switch
- With heat mode button depressed, continuity should exist between terminals No. 1 and 4. With heat/defrost mode button depressed, continuity should exist between terminals No. 2 and 4. See Figure
and Figure
.
- With defrost mode button depressed, continuity should exist between terminals No. 3 and 4. With vent mode button depressed, continuity should exist between terminals No. 4 and 7. With heat/vent mode button depressed, continuity should exist between terminals No. 4 and 8. If continuity is not as specified, replace heater control panel.