Mitsubishi Stealth 1994 Import Service Manual page 1205

HEATERS AND MANUAL AIR CONDITIONING -
Low pressure
CHARGING
(1) With the handles turned back all the way (valve closed),
install the adaptor valve to the low-pressure side of the
gauge manifold.
(2) Connect the charging hose (blue) to the adaptor valve.
(3) Connect the quick joint (for low pressure) to the charging
hose (blue).
(4) Connect the quick joint (for low pressure) to the low
pressure service valve.
NOTE
The low-pressure service valve should be connected to the
low pressure hose.
Caution
1. Use tools that are designed for R-134a.
2. To install the quick joint, press section A firmly
against the service valve until a click is heard.
When connecting, run your hand along the hose
while pressing to ensure that there are no bends in
the hose:
(5) Close the high and low pressure valves of the gauge
manifold.
(6) Install the vacuum pump adaptor to the 'vacuum pump.
(7) Connect the vacuum pump plug to the vacuum pump
adaptor.
(8) Connect the charging hose (yellow) to the R-134a connec-
tion port of the vacuum pump adaptor.
(9) Tighten the adaptor valve handle (valve open).
position.
NOTE
Even if the vacuum pump power switch is turned ON, the
vacuum pump will not operate because of the power supply
connection in step (7).
start the vacuum pump.
Caution
Do not operate the compressor during evacuation.
(13)Evacuate to a vacuum reading of 100 kPa (29.5 inHg) or
higher (takes approx. 10 minutes).
stand it for 5 minutes.
Caution
Do not operate the compressor in the vacuum condi-
tion; damage may occur.
not drop.)
Caution
If the negative pressure (vacuum) is lost, check for
loose connections. Then, repeat the evacuation proce-
dure from step (12). If negative pressure (vacuum) is
still lost, add 1 lb of refrigerant and check system using
an R-134a compatible leak detector.
Service Adjustment Procedures 24- 13