Operation CHARM: Car repair manuals for everyone.

Performance Charts

Test Condition
Testing must be performed as follows:
Vehicle location: Indoors or in the shade (in a well-ventilated place)
Doors: Closed
Door window: Open
Hood: Open
TEMP: Max. COLD
Discharge Air: Face Vent
REC switch: (Recirculation) set
FAN speed: High speed
Engine speed: Idle speed
Operate the air conditioning system for 10 minutes before taking measurements.

Performance Chart - Recirculating-to-discharge Air Temperature Table:




Performance Chart - Ambient Air Temperature-to-operating Pressure Table:




Test Reading