26
INSTALLATION OF DECORATIVE PANEL(ACCESSORY)
ENGLISH
Indoor unit
Outdoor unit
Lo
Hi
Manifold valve
Vacuum pump
Open
Close
Vaccum
gauge
- Once the desired vacuum is created.
Disconnect the vacuum pump and open the
liquid side valve stem by turning it to count-
er-clockwise direction with service valve
wrench.
- Open completely the gas side valve buy turn-
ing to counter-clockwise with service valve
wrench.
- Remove slowly the charge hose connected
to the gas side service port (to release the
pressure).
- Replace back the flare nut and its bonnet on
the gas side service port. Fasten the flare nut
with adjustable wrench to prevent any leak-
age from the system.
- Fasten back the valve cap on both gas and
liquid side service valves.
Test running
PRECAUTIONS IN TEST RUN
- The initial power supply must provide at least
90% of the rated voltage.
Otherwise, the air conditioner should not be
operated.
- The test run is started by pressing the room
temperature checking button and down
timer button for 3 seconds at the same time.
- To cancel the test run, press any button.
CAUTION
• For test run, carry out the cooling opera-
tion firstly even during heating season.
If heating operation is carried out firstly,
it leads to the trouble of compressor.
Then attention must be paid.
• Carry out the test run more than 5 min-
utes without fail.
(Test run will be cancelled 18 minutes
later automatically)
!
Содержание AT-12GULA0
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