Electrolux EPI09LEIW Manual De Instrucciones página 24

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Liquid side
Ø 6.35mm
Ø 9.52mm

Make sure that the R410A refrigerant
added into air conditioner is in liquid
form in any cases.

When relocating the unit to another
place, using vacuum pump to perform
evacuation.
CAUTION

Open the valve stem until it hits
against the stopper. Do not try to
open it further.

Securely tighten the valve stem cap
with a spanner or the like.

Valve stem cap tightening torque.
See Tightening torque table.
Outdoor
unit
Packed valve
Valve body
Additional amount of
refrigerant to be charged
R410A: (Pipe length-5)x20g/m
R410A: (Pipe length-5)x40g/m
Refrigerant
Gas side
Liquid side
Flare nut
Flare nut
Stopper
Cap
Valve stem
When using the Vacuum Pump
1. Completely tighten the flare nuts, A, B,
C, D, connect the manifold valve
charge hose to a charge port of the
packed valve on the gas pipe side.
2. Connect the charge hose connection
to the vacuum pump.
3. Fully open the handle Lo of the
manifold valve.
4. Operate the vacuum pump to
evacuate. After starting evacuation,
slightly loose the flare nut of the
packed valve on the gas pipe side and
check that the air is entering.
(Operation noise of the vacuum pump
changes and a compound meter
indicates 0 instead of minus)
5. After the evacuation is complete, fully
close the handle Lo of the manifold
valve and stop the operation of the
vacuum pump.

Make evacuation for 15 minutes and
more and check that the compound
meter indicates -76cmHg(-
1.0x10
Indoor
6. Turn the stem of the packed valve B
unit
about 45˚ counterclockwise for
6~7 seconds after the gas coming out,
then tighten the flare nut again. Make
sure the pressure display in the
pressure indicator is a little higher
than the atmosphere pressure.
7. Remove the charge hose from the
Low pressure charge hose.
8. Fully open the packed valve stems B
and A.
9. Securely tighten the cap of the
packed valve.
5
Pa).