Troubleshooting
30 Samsung Electronics
4-3-8 Comp. down due to a protective control of low pressure (Error Code : E410)
1. How to check
Do the values of S-net and
Manifold gauge correspond?
Does indoor/outdoor EEV
operate well?
Is there any clogged place
in the piping (ex. filter)?
Check the amount of refrigerant
Is there any leakage
in liquid pipe valve or discharge
check valve of the stop-side outdoor unit when
several outdoor units are in
operation?
Test operation
Open the service valve
Replace low pressure sensor
Check the relevant EEV
Check the piping
Replace the relevant components
Yes
Yes
Yes
No
Are service valves open?
Connect S-net and Manifold gauge
(Mandatory)
No
No
No
Yes
Yes
No
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