LG Electronics LA120HPI Test Running, Prepare remote controller, Settlement of outdoor unit

Test running

TEST RUNNING

TestRunning

1.Check that all tubing and wiring are properly connected.

2.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.

NOTICE

• Use 2 AAA(1.5volt) batteries. Do not use rechargeable batteries.

•Remove the batteries from the remote controller if the system is not used for a long time.

Settlement of outdoor unit

1.Anchor the outdoor unit with a bolt and

nut(ø 0.39"(ø 10mm)) tightly and horizontally on a con- crete or rigid mount.

2.When installing on the wall, roof or rooftop, anchor the mounting base securely with a nail or wire assuming the influence of wind and earthquake.

3.If the vibration of the unit is transmitted to the hose, secure the unit with an anti-vibration rubber.

Bolt

Tubing connection

Evaluation of the performance

Operate the unit for 15~20 minutes, then check the sys- tem refrigerant charge:

1.Measure the pressure of the gas side service valve.

2.Measure the temperature of the intake and discharge of air.

3.Ensure the difference between the intake tempera- ture and the discharge is more than 46.4°F(8°C)

4.For reference; the gas side pressure of optimum con- dition is as below.(Cooling)

The air conditioner is now ready for use.

Intake temperature

Discharge air

		Discharge
		temperature
Refrigerant	Outside ambient	The pressure of the gas side
	TEMP.	service valve.
R-410A	95°F(35°C)	8.5~9.5kg/cm2G(120~135 P.S.I.G.)

Service Manual 33