Mitsubishi 3000GT Service Manual page 1246

55-26
Garage ambient
temperature "C ("F)
Discharge air
temperature "C (OF)
Compressor
discharge pressure
Compressor suction
pressure kPa (psi)
HEATERS AND MANUAL
AIR CONDITIONING
PERFORMANCE TEST
(1) Park the tested vehicle at the area which is not exposed
to direct sunlight.
(2) Connect a tachometer.
(3) Turn back the adaptor valve handle all the way and install
the adaptor valves to the high pressure and low pressure
service valves.
(4) Connect the gauge manifold to the adaptor valves.
(5) Tighten the adaptor valve handle and open the service
valves.
(6) Start the engine.
(7) Set the controls to the air conditioning as follows:
Air conditioning switch: Air conditioning - ON position
Mode selection: Face position
Temperature control: MAX. COOL position
Air selection: Recirculation position
Blower switch: HI (Fast) position
(8) Adjust engine speed to 1,000 rpm with air conditioning
clutch engaged.
(9) Engine should be warmed up with doors, windows close,
and hood open.
(lO)lnsert a thermometer in the center air conditioning outlet
and operate the engine for 20 minutes.
(ll)Note the discharge air temperature.
NOTE
If the clutch cycles, take the reading before the clutch
disengages.
Performance Temperature Chart
21 (70) 26.7 (80)
130-190 130-190
(18.5-27.5)
32.2 (90) 37.8 (100)
1.0-4.0
(33.8-39.2)
870-920
(123.7-130.9)
130-190 130-190
(18.5-27.5)
(18.5-27.5)
43.3 (110)
130-190
(18.5-27.5)