Error Code C-72
Drain system problem - Water level sensor detects water remaining after max draining time
Moderate
Address soon - your appliance may not work properly
What This Means
Ground wire on steam generator disconnected; Pump motor not operating; Wire connection faulty; Main PCB failure
How to Fix
- 1
Check ground wire on steam generator is connected
- 2
Check pump motor operation and wire connections
- 3
If problem persists, replace Main PCB
Other Error Codes for NV51M9970D
Steam sensor open when steam mode is on
Cooling motor operating abnormally
Partition inserted or removed while oven is operating
Communication interrupted between Main and Sub PCB
Oven sensor open circuit when operating
Internal temperature rises abnormally high - Oven sensor short circuit or thermal runaway
Temp probe sensor is shorted when oven is operating
PCB temp sensor is open when oven is operating