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INSPECTION AND ADJUSTMENT HAC-99 < BASIC INSPECTION > [MANUAL A/C (TYPE 1)] C D E F G H J K L M A B HAC N O P INSPECTION AND ADJUSTMENT Operational Check INFOID:0000000006164737 The purpose of the operational check is to confirm that the system operates properly. CHECKING BLOWER 1. Rotate the blower control dial clockwise once, blower should operate on low speed. HAC-132, "Front Blower Motor Diagnosis Procedure" If OK, continue with next check. CHECKING DISCHARGE AIR 1. Press each MODE switch and the DEF switch. 2. Each MODE position indicator should illuminate. 3. Confirm that discharge air comes out according to the air distribution table. Refer to . Mode door position is checked in the next step. If NG, go to trouble diagnosis procedure for HAC-116, "Mode Door Motor Diagnosis Procedure" . If OK, continue the check. NOTE: Confirm that the compressor clutch is engaged (sound or visual inspection) and intake door position is at fresh when the DEF or D/F is selected. CHECKING RECIRCULATION ( , ONLY) 1. Press recirculation ( ) switch one time. Recirculation indicator should illuminate. 2. Press recirculation ( ) switch one more time. Recirculation indicator should go off. 3. Listen for intake door position change (blower sound should change slightly). HAC-126, "Intake Door Motor Diagnosis Procedure" If OK, continue the check. NOTE: Confirm that the compressor clutch is engaged (sound or visual inspection) and intake door position is at fresh ) is not allowed in DEF ( ) D/F ( ) or FOOT ( ). CHECKING TEMPERATURE DECREASE 1. Rotate temperature control dial counterclockwise until maximum cold. . If air mix door motor appears to be malfunctioning, go to Door Motor Diagnosis Procedure" . If OK, continue the check. CHECKING TEMPERATURE INCREASE 1. Rotate temperature control dial clockwise until maximum hot. . If air mix door motor appears to be malfunctioning, go to Door Motor Component Function Check" . If OK, continue with next check. CHECK A/C SWITCH 1. Press A/C switch. Conditions : Engine running and at normal operating temperature |