Operating Instructions and Installation
3-2-2(a) Refrigerant Refill
Y Refill an air-conditioner with refrigerant when refrigerant has been leaked at installing or using
1. Purge air(for new installation only).
2. Turn the 3-way valve clockwise to close,
connect the pressure gauge(low
pressure side) to the service valve, and
open the 3-way valve again.
Press this ON/OFF
Switch for 5sec.
And then the
Airconditioner
3. Connect the tank to refill with Refrigerantoperating on rating
speed.
4. Set the unit to Low pressure checking mode.
* Press the ON/OFF switch for 5 second.
*All lamps blink on the indoor unit.
5. Check the pressure indicated by theSuspension hook
pressure gauge(low pressure side).
* Refer to Low pressure graph.CompoundHigh
gaugepressure
gauge
Hand
wheel
6. Open the refrigerant tank and fill with refrig-Finger tight
erant until the rated pressure is reached.fittings
For mounting
* It is recommended not to pour the other and ofConnected to
refrigerant in too quickly, but gradually hose whenhigh pressure
not in useside
while operating a pressure valve.
Charging
line
7. Stop operation of the air conditioner.
8. Close the 3-way valve, disconnect the
pressure gauge, and open the 3-way
valve again.
9. Close the cap of each valve.
3-6Samsung Electronics |
ACEC
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