Test Running - LG UM30F Installation Manual

Test Running

- Check that all tubing and wiring are properly
connected.
- Check that the gas and liquid side service
valves are fully open.
Prepare remote controller
1
Remove the battery cover by pulling it
according to the arrow direction.
2
Insert new batteries making sure that the
(+) and (–) of battery are installed correctly.
3
Reattach the cover by pushing it back into
position.
NOTE
• Use 2 AAA(1.5 V) batteries. Do not use
rechargeable batteries.
• Remove the batteries from the remote
controller if the system is not used for
a long time
THE INDOOR UNIT INSTALLATION
Test operation
- If you press and hold the On/Off button for
3 – 5 seconds instead of 6 seconds, the unit
will switch to the test operation.
- In the test operation, the unit blows out
strong air for cooling for 18 minutes and then
returns to the factory default settings.
NOTE
If the actual pressure is higher than shown,
the system is most likely over-charged, and
charge should be removed. If the actual
pressure are lower than shown, the system
is most likely undercharged, and charge
should be added.
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