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RHA654F 3. Confirm that discharge air comes out according to the air dis- Intake door position is checked in the next step. is selected. RHA459G 4. Check Recirculation NCHA0019S0204 1. Press REC switch. Recirculation indicator should illuminate. 2. Listen for intake door position change (you should hear blower If NG, go to trouble diagnosis procedure for intake door (HA-58). RHA460G 5. Check Temperature Decrease NCHA0019S0205 1. Press the temperature decrease button until 18°C (65°F) is 2. Check for cold air at discharge air outlets. If NG, go to trouble diagnosis procedure for insufficient cooling RHA461G 6. Check Temperature Increase NCHA0019S0206 1. Press the temperature increase button until 32°C (85°F) is 2. Check for hot air at discharge air outlets. If NG, go to trouble diagnosis procedure for insufficient heating GI MA EM LC EC FE CL MT AT AX SU BR ST RS BT SC EL IDX TROUBLE DIAGNOSES AUTO Operational Check (Cont’d) HA-43 |