Samsung MH020FVEA, Руководство по обслуживанию

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9-11 Samsung Electronics
Troubleshooting
- Try-run Check Error
Q5
Analysis
Contents
When system start in cooling mode, System don’t operate and display E441 Error code
Check point Remarks
FJM PLUS is able to operate by -10˚C
But we admit that minimum Cooling temperature is by -5˚C
Please, Remember cooling operation range.
Q7
Analysis
Contents
When system start in Heating mode, System don’t operate and display E440 Error code.
Check point Remarks
FJM PLUS is able to operate up to 30˚C
But we admit that Maximum Heating temperature is up to 24˚C
Please, Remember Heating operation range.
Q1
Analysis
Contents
While the system is working try-run mode, system turn off and display E128 / 129 / 246 / 261 / 419 / 422 / 554
Error code.
Check point Remarks
These Error codes only apply with Try-run mode, in case of system have some defect as result of try-run operation.
✳
Refer to self-detection algorithm (Check Error Code meaning and check it out)
Q6
Analysis
Contents
While using heating, outdoor unit turn off and display E404 Error code.
Check point Remarks
Heating overload safety mode make this situation.
After System restart automatically until 3 times, System display this error code and stop.
System can operate by remote controller input signal or K3(reset) key input.
Step 1 Check indoor units air flow.
Step 2 Check outdoor unit air flow and installation (outdoor air flow blocking & over charging)