Mitsubishi MOTORS L200 1996, Руководство по ремонту

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– On-vehicle Service
HEATER, AIR CONDITIONER
AND VENTILATION
55-13
PERFORMANCE TEST
55200140127
1. The vehicles to be tested should be in a place that is
not in direct sunlight.
2. Close the high and low-pressure valve of the gauge
manifold.
3. Connect the charging hose (blue) to the low-pressure
valve and connect the charging hose (red) to the
high-pressure valve of the gauge manifold.
4. Install the quick joint (for low-pressure) to the charging
hose (blue), and connect the quick joint (for high-pressure)
to the charging hose (red).
5. Connect the quick joint (for low-pressure) to the
low-pressure service valve and connect the quick joint
(for high-pressure) to the high-pressure service valve.
NOTE
The high-pressure service valve is on discharge hose
and the low-pressure service valve is on the suction hose.
Caution
To connect 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.
6. Start the engine.
7. Set the controls to the A/C as follows:
A/C switch: A/C – ON position
Mode selection: Face position
Temperature control: Max. cooling position
Air selection: Recirculation position
Blower switch: HI (Fast) position
8. Adjust engine speed to 1,000 r/min with A/C clutch
engaged.
9. Engine should be warmed up with doors and windows
closed.
10. Insert a thermometer in the left center A/C outlet and
operate the engine for 20 minutes.
11. Note the discharge air temperature.
NOTE
If the clutch cycles, take the reading before the clutch
disengages.
Low-pressure valve
High-pressure valve
Gauge manifold
Charging
hose (red)
Charging
hose (blue)
Adaptor
valve (for low
pressure)
Sleeve
Adaptor valve
(for high pressure)
Low-
pressure
service
valve High-
pressure
service
valve
A
Thermometer