Refrigerant Auto Charge (Fd1 [Cooling], Fd2 [Heating]) - LG Multi V5 Service Manual

OTHER CONTROLS
Setting Optional Modes

Refrigerant Auto Charge (Fd1 [Cooling], Fd2 [Heating])

This function can be used to automatically charge a suitable amount of refrigerant in the system through cycle operation. Use the refrigerant
auto charge function if the refrigerant amount is not correct after the system is serviced, if there is a leak in the piping, etc. (During the instal-
lation procedure, make sure to calculate and add the proper amount of refrigerant.)
Refrigerant charging time can be different depending on the amount necessary. Approximate charge time is about 6.6 minutes per pound.
Cooling
Airflow mode runs for one (1) minute.
Heating
Operate refrigerant auto charge mode.
Start the auto refrigerant charge procedure.
58
Start
No
Are the temperature / load
conditions suitable?
Yes
Start system full load operation.
(25 minute operation)
No
Is the cycle stable?
Yes
No
Is there a lack of refrigerant?
Yes
Display.
No
Push the SW02C,SW03C
( , ) buttons for more
than three (3) seconds.
Yes
No
Is the refrigerant amount correct?
Yes
Reverse switch, indoor units off.
End
Due to our policy of continuous product innovation, some specifications may change without notification.
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No
Has it been more
than twelve (12) minutes after E10
.
was displayed
No
Is the operation time more
than forty (40) minutes
Yes
Is the cycle instable?