Samsung AVXCSH022EE, Service Manual, Page: 140 / 508

Troubleshooting
Samsung Electronics 4-49
■
Main EEV Auto Inspect
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- Error code: None. (Print the S-net pro result report “inspection required”)
●
An “Inspection required” may occur even in normal conditions depending on the installation location and temperature conditions.
Before running an inspection, please determine after running a Data analysis of S-net pro.
●
Normal inspections may be difficult if Main EEV before entry is open to more than 700 step.
●
Examples of when “Inspection required” can occur even in normal conditions:
a. If outside the auto inspect guaranteed range
b. If Thermo On/Off occurs in the indoor unit during inspection
c. If outdoor unit is implanted or if cold air is prevented from running in the indoor unit during inspection…
Yes
Does the function
evaluation result show other valve
as normal?
1. Reset outdoor unit 2, 3 times (initialize EEV)
2. Run air operation for at least 10 minutes
3. Re-start auto inspect mode
Yes
Yes
Yes
No
No
No
No
Is the Main EEV’s Connector
connected properly?
Is the Main EEV Coil
resistance normal?
Is the Main EEV normal?
End
Re-connect Connector
Inspect relevant valve
Replace Coil
Replace Main EEV
❈
Main EEV Coil resistance value standard (measured temperature 20°C)
Main EEV Coil
Operation voltage
(VDC)
Interphaseresistance
(Ω)
12±1.2
Re-Wh
Re-Or
Br-Ye
Br-Bi
--------
150±15
$9;&6+B$BaLQGG