NUTRICHEF PKMRC46, Manual, Page: 7 / 7

Trouble shooting
Malfunction Inspection
No. Malfunction Reasons How to solve
1 Indica
tor
light is
not on
The
heating
plate is not
heating.
1. The PCB power supply is disconnected.
2. Power supply circuit is damaged.
3. Circuit connection disconnected.
4. Main PCB is damaged.
1. Check that the switch
、
socket
、
fuse and cord are
in good condition.
2. Send to the repair shop.
The
heating
plate is
heating.
Main PCB is damaged. Send to the repair shop.
2 Indica
tor
light is
on
The
heating
plate is not
heating.
1. Electric heating elements are damaged.
2. Circuit connection disconnects.
3. Power supply circuit is damaged.
Send to the repair shop.
3.
The rice isn’t
cooked enough or
the cooking take
too long.
1. There isn
’t enough time set keeping warm is
not enough.
2. The heating plate has deformed.
3. The inner pot deflects to one side.
4. There is something between the inner pot
and the heating plate.
5. The inner pot has deformed.
6. Main PCB is damaged.
7. The main temperature controller is stained.
1. Keep warm as request.
2. If it is slightly deformation, use an abrasive
cleaner to clean. If it is very serious, please send
it to the repair shop.
3. Gently rotate the inner pot to fix the positioning.
4. Use abrasive cleaners to remove any residue.
5. Send to the repair shop and change the inner
pot.
6. Send to the repair shop.
4 The rice is
overcooked or the
cooker does not
enter
“keep warm”
automatically.
1. Main PCB is damaged.
2. The main temperature controller is
stained.
1. Send to the repair shop.
2. Use abrasive cleaners to clean main temperature
controller.
5 Porridge overflows. 1. Main PCB is damaged.
2. There is something in the steam valve.
1. Send to the repair shop.
2. Clean steam valve and remove any debris.
6 Boiling does not
occur even when
rice or porridge
cooking for a long
time.
1. Main PCB is damaged.
2. The temperature controller is broken.
Send to the repair shop.