Mitsubishi 3000GT Service Manual page 1238

Resistance
Service
or compressor
Vacuum
valve (3)
HEATERS AND MANUAL
AIR CONDITIONING
FIN-THERM0 SENSOR AND AIR-INLET SENSOR
and by using an ohmmeter, measure the resistance.
tic curve, the sensor is functioning normally.
(2) If the sensor is normal, there is a malfunction of the air
conditioning control unit, and it should be replaced.
COMPRESSOR DRIVE BELT ADJUSTMENT
Refer to GROUP 11 - On-vehicle Service.
CHARGING PROCEDURES <Vehicles using
R-l 2 refrigerant>
CHARGE EQUIPMENT INSTALLATION
(1) Turn the adaptor valves (1) and (2) handles back fully
(valves shut) and attach adaptor valves (1) and (2) to
the high and low pressure service valves respectively.
(2) Fully tighten the handles of adaptor valves (1) and (2)
(valves open) and open the high and low pressure service
valves.
(3) Connect the charging hoses to adaptor valves (1) and
(4) Attach the fully tightened adaptor valve (3) (valve open)
handle to the low pressure charging hose.
(5) Attach the vacuum gauge to adaptor valve (3).
(6) t;t;h the vacuum pump to the high pressure charging
NOTE
(1) Do not connect the high and low pressure sides ad-
(2) The indications "DIS" and "SW' on the compressor
versely. (Connect high pressure side to the condenser
and low pressure side to the evaporator.)
indicate high and low pressure sides respectively.