Outdoor Unit
Multimeter-
76cmHg
Lo Handle
Charging hose
Low pressure valve
Vacuum Pump
Safety and leakage check
1. Soap water method:
Apply a soap water or a liquid neutral
detergent on the indoor unit connections
and outdoor unit connections by a soft
brush to check for leakage of the
connecting points of the piping. If
bubbles come out, it indicates that the
pipes have leakage.
2. Leak detector
Use the leak detector to check for
leakage.
Indoor unit
check point
Cover
Outdoor unit
check point
A: Lo packed valve B: Hi packed valve C
and D are ends of indoor unit connection.
Test running
Perform test operation after completing
gas leak check at the flare nut
connections and electrical safety check.
Check that all tubing and wiring have
been properly connected.
Check that the gas and liquid side
service valves are fully open.
1. Connect the power, press the
ON/OFF button on the remote
controller to turn the unit on.
Hi
Hand-
2. Use the MODE button to select COOL,
le
HEAT, AUTO and FAN to check if all
the functions works well.
Charging
hose
3. When the ambient temperature is too
low(lower than 17˚C), the unit cannot
be controlled by the remote controller
to run at cooling mode, manual
operation can be taken. Manual
operation is used only when the
remote controller is disable or
maintenance necessary.
Hold the panel sides and lift the panel
up to an angle until it remains fixed
with a clicking sound.
Press the Manual control button to
select the AUTO or COOL, the unit
will operate under Forced AUTO or
COOL mode(see User Manual for
details).
4. The test operation should last about
30 minutes.
Manual control
button
ENGLISH
24
AUTO/COOL