LG TCM 18 Service Manual page 35

7. Test running
1) Connection of power supply
1. Connect the power supply cord to the inde-
pendent power supply.
• Circuit breaker is required.
2. Prepare the remote control.
• Insert two batteries provided.
Remove the battery cover from the remote con-
troller.
• Slide the cover according to the arrow direction.
Insert the two batteries.
(Two "R03" or "AAA" dry-cell batteries or equiva-
lent.)
• Be sure that the (+) and (-) directions are cor-
rect.
• Be sure that both batteries are new.
Re-attach the cover.
• Slide it back into position.
3. Operate the unit for fifteen minutes or more.
2) Evaluation of the performance
1. Measure the temperature of the intake and dis-
charge air.
2. Ensure the difference between the intake temper-
ature and the discharge one is more than 8°C
(Cooling) or reversely (Heating).
3) Selection of the slide switch according to
installation method (Heating model only)
1. In case the indoor unit is installed on the floor,
please change the side switch which is on the
Main PCB Assembly to the 'BOTTOM' state.
2. In case the indoor unit is installed under the ceil-
ing, please change the slide switch which is on
the Main PCB Assembly to the ' CEILING' state.
The initial state of the slide switch is set for
the bottom installation.
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Thermometer