Error Code C-A2
Cooling motor operating abnormally
Moderate
Address soon - your appliance may not work properly
What This Means
Main PCB connector not inserted; Cooling motor connector disconnected; Hall sensor PCB failure; Cooling motor failure
How to Fix
- 1
Check connector at Main PCB is inserted
- 2
Check connector at motor is inserted
- 3
Check wire connection between Wall Main PCB (CN550) and Hall sensor PCB
- 4
Check wiring pin map
- 5
If problem persists, replace cooling motor or Hall sensor PCB
Other Error Codes for NV51M9970D
Steam sensor open when steam mode is on
Drain system problem - Water level sensor detects water remaining after max draining time
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