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TROUBLE DIAGNOSIS ATC-75 C D E F G H I K L M A B ATC COMPONENT DESCRIPTION The air mix door motor is attached to the heater & cooling unit. It DIAGNOSIS PROCEDURE FOR AIR MIX DOOR MOTOR SYMPTOM: Discharge air temperature does not change. ATC-66, "DIAGNOSIS PROCEDURE FOR LAN CIRCUIT" . Air Mix Door Motor PBR Circuit NJS0008H SYMPTOM: If PBR circuit is open or shorted. (26/ − 26 or 27/ − 27 is indicated on auto amp. as a result of con- ducting self-diagnosis STEP-2.) DIAGNOSIS PROCEDURE FOR AIR MIX DOOR MOTOR PBR Perform diagnosis procedure. Refer to ATC-66, "DIAGNOSIS PROCEDURE FOR LAN CIRCUIT" . RJIA0287E RJIA0288E |