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Only for training and service purposes

LGE Internal Use Only

UNCTION:

f the unit has a malfunction, a green OPERATION LED located on the Display PCB used by the unit to indicate the

errors.

USE:

If the customer has to register a complaint to the service center, he can be very clear about registering the complaint that

what is happening & by referring the user's manual the customer can clearly define the problem.

So that the engineer should go fully prepared with the prescribed tools to be used regarding that problem. It also keeps

the customer aware about the unit.

Here are some of the problems defined below for which the LED indicates by flashing number of times the error has

been recorded against it.

The errors are the mentioned which is as follows:

• Electrical Controls

ON Normal

OFF No power / failed board

Fault Codes

CH 01 Indoor Air Thermistor Error

CH 02 Indoor Coil Thermistor Error

CH 03 Outdoor Air Thermistor Error (PTHP Only)

CH 04 Outdoor Coil Thermistor Error (PTHP Only)

CH 05 Mode Error

CH 06 Set point Error

CH 07 Bad Thermistor Wiring

CH 09 Pressure Switch Error

• Manual Controls

ON Normal

OFF No power / failed board

Fault Codes

1 Indoor Air Thermistor Error

2 Indoor Coil Thermistor Error

3 Outdoor Air Thermistor Error (PTHP Only)

4 Outdoor Coil Thermistor Error (PTHP Only)

5 Mode Error

6 Set point Error

7 Bad Thermistor Wiring

LED Flash Rate

0.25 sec On per flash, 0.25 sec OFF between flashes,

2.00 sec OFF between codes.

1.3 SELF-DIAGNOSIS

LG LP096CD3A User Manual

Questions and Answers: