Troubleshooting
Samsung Electronics 77
Error mode Cause
E-904 EHS water tank sensor(Short or Open)
E-907 EHS freezing protection error
E-908 EHS freezing protection error (EHS reoperatable)
E-909 EHS freezing protection error (EHS not reoperatable)
E-910 EHS water out sensor detached
E-911 EHS flow switch error
E-913 EHS flow switch error(6th detection)(EHS not resperatable)
E-914 EHS thermostat detached
E-915 EHS radiating fan unoperate error
UP
Trial operation incomplete (UnPrepared) - It will be cleared when trial operation was executed for 1 hour or when
automatic inspection is completed.
Diagnosis and Adjustment (Error Code)
► Error code related to the Communications / Settings / HW
(cont.)
4-2 Service Operation (cont.)
4-2-3 Number Display M
ethod (Outd
oor Unit, MCU, Cable remote control, wall-mount, etc.)
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