Samsung NQ70T5511DOvens & Range
Error Code H-4
Lower Broil Heater Error
Moderate
Address soon - your appliance may not work properly
What This Means
Lower broil heater not operating; Wire connection incorrect on Main PCB
How to Fix
- 1
Check operation of lower broil heater and wire connections
- 2
Check lower broil heater wire on Main PCB (T206, T207)
- 3
Replace lower broil heater and reconnect wire correctly if needed
- 4
Change Wall Main PCB if heater operates correctly but wire looks fine
Other Error Codes for NQ70T5511D
C-31
PCB temperature rises abnormally high
C-F0
Communication interrupted between Main and Sub PCB
C-A2
Cooling motor is operating abnormally
H-3
Lower Bake Heater Error
C-d0
Keys are shorted
C-30
PCB temperature sensor is open or shorted when oven is operating
bAd LinE
Power connection installed improperly
C-d1
Door lock is mispositioned