To Next Page

To Previous Page

- 36 -

Only for training and service purposes

LGE Internal Use Only

4.6 ITR(Cooling)

This function is checking process for normal operation of parts and system On operating system.

• Saved data can check using LGMV.

Start

All IDU operation on

Fan mode on 1 minute

Check Temp. Condition

Yes

System off

Stop operation and judge

the result

Judge IDU EEV

Switchover 4way valve

All IDU operation(refrigerant

check) and save data

(All-1) IDU operation and

save data

1 IDU operation and

save data

Judgment Code Display

ITR(Cooling)

IDU EEV

OK 5-Cn

NG 5-C1

Impossible to Judge 5-CF

Refrigerant

More than standard ex) 20%

Less than standard ex) -15%

Don't Adjustment required 00

Impossible to Judge 3-CF

Function

LG MULTI V IV ARNU12GTU 2 Series User Manual

Questions and Answers: