Samsung AC052MNCDKH - Page 64

4-30 Samsung Electronics
4-4-13 E403 : Freezing control causes comp. down
No
No
No
Yes
Yes
Yes
Check the indoor fan.
Check the EEV.
Same as when checking other temp sensors.
Check for clogging in the suction area of the
indoor machine.
The indoor FAN/MOTOR operates normally?
The indoor EEV operates normally?
The indoor heat exchanger sensor displays the
temperature ok?
Outdoor unit display E403
Criteria
•Alltheoperatingindoormachinesdonotreach-4°Cformorethanfiveminutes
Cause of problem
•CheckiftheindoorFAN/MOTORoperatesnormally.
•CheckiftheindoorEEVoperatesnormally.
•Checktheindoorheatexchanger'sIN/OUTsensor.
•Checkforclogginginthesuctionareaoftheindoormachine.
1. How to check