Error Code H-4
Lower Oven Broil heater malfunction (Self-Diagnosis)
Moderate
Address soon - your appliance may not work properly
What This Means
Lower broil heater not operating; Loose wire connection on Wall Main PCB
How to Fix
- 1
Check operation of lower broil heater and wire connections
- 2
Check lower broil heater wire on Wall Main PCB (T206, T207)
- 3
If connections correct, replace lower broil heater
- 4
If still not resolved, replace Wall Main PCB
This Error Applies To
Samsung NQ70M7770D Series Ovens & Ranges
Related Error Codes
Keypad keys are shorted
Door lock is mispositioned
Communication between Main and Sub PCB is interrupted
Partition inserted or removed while oven is operating
Communication between Main and Touch PCB is interrupted
Gas sensor value out of range (below 5 or above 250)
Steam sensor is open or shorted when steam mode is on
Water draining issue - water level sensor detects remaining water after maximum draining time