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5 STEP 2 - SENSOR CIRCUITS ARE CHECKED FOR OPEN OR SHORT CIRCUIT Press (HOT) switch. Does code No. appear on the display? RHA970DB Yes or No Yes © GO TO 6. No © GO TO 13. 6 STEP 3 - MODE DOOR AND INTAKE DOOR POSITIONS ARE CHECKED Press (HOT) switch. Does code No. appear on the display? RHA869DD Yes or No Yes © GO TO 7. No © GO TO 14. TROUBLE DIAGNOSES Self-diagnosis (Cont’d) HA-46 |