CHARGING <Vehicles using R-134a refrigerant> · 83

CHARGING <Vehicles using R-134a refrigerant> · 83

Pajero II Workshop Manual 1991 · Отопление, кондиционирование и вентиляция · страница 83 из 118 · Открыть оригинал PDF ↗

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DISCHARGING SYSTEM

ESBAFOSCA

Turn the engine at a engine speed of1200 - 1500 r/min
for approximatelyminuteswiththe A/Coperatingto
return the oil:

NOTE

Returning the oil will be more effective if it is done while
driving:

Stop the engine

Иллюстрация 1, страница 83

3Connect the charging hose (blue) to the adaptor valve with
its handle turned back all the wav (valve closed):
Connect the quick joint to the charging hose (blue)

5_Install the quick joint to the low pressure service valve_
NOTE

The low-pressure service valve should be connected to the
compressor.

Caution

Toconnectthequick joint;press sectionfirmly
against the service valve until a click is heard_
When connecting; run your handalongthe hose while
pressing to ensure that there are no bends in the hose.

Place the adaptor valve inside the container and discharge
the refrigerant by opening the handle gradually so that oil
does notgushout:

NOTE

Anyoil remaining in the container should be returned to the
A/C system.

REFILLING OF OIL IN THE AIR-CONDITIONER SYSTEM

Too little oil will provide inadequate compressor lubrication and
cause a compressor failure. Too much oil willincrease discharge
air temperature:

When1OPA15compressoris installedatthe factory,
contains 80 cm3 (4.9 cu.in ),150 cm3 (9.2 cu.in ) of refrigerant
oil;

NOTE

for dual A/C

While the air conditioning system is in operation, the oil iS
carried through the entire system by the refrigerant
Some of this oil will be trapped and retained in various parts of
the system:

Whenthe followingsystemcomponentsare charged,it iS
necessary to addoilto thesystemto replace the oil being
removed with the component:

Compressor oil: ND-OIL 8
Quantity:
Vehicles with single A/C
Evaporator:40 cm? (2.4 cu.in )
Condenser:40 cm3 (2.4 cu.in:)
Suction hose:10 cm3 (0.6 cu.in )
Receiver:10 cm3 (0.6 cu.in )
Vehicles with dual A/C
Evaporator:60 cm?3 (3.6 cu.in )
Condenser:30 cm3 (1.8 cu.in )
Suction hose:10 cm? (0.6 cu.in.)
Receiver:10 cm? (0.6 cu.in:)

PWJE9086-D

ADDED

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