Bluestone RCB-5991, User Manual, Page: 22 / 24

FAULT DETECTION
Please contact local service center to do the maintenance.
CODE CAUSE OF FAILURE TREATMENT
E0
The cooker cannot
work normally due to
circuit failure.
If the failure remains after the cooker is
powered on, send the cooker to Please
contact local service center to do the
maintenance.
E1
When operating, the
cooker detects no
pot or unsuitable pot
material or dimension.
After putting in a suitable inner pot,
press down “Keep Warm/Cancer”
to release the alarm. If the E1 alarm
continues, send the cooker to local
service center to do the maintenance.
E2
The IGBT temperature
sensor is over hot or
the IGBT has a short or
open circuit fault.
If the failure remains after the cooker is
powered on, send the cooker to Please
contact local service center to do the
maintenance.
E3
The grid voltage is too
high.
It will recover after the grid voltage is
back to normal. If the alarm continues,
send the cooker to local service center
to do the maintenance.
E4
The grid voltage is too
low.
It will recover after the grid voltage is
back to normal. If the alarm continues,
send the cooker to local service center
to do the maintenance.
E5
The top temperature
sensor has an open-
circuit fault.
If the failure remains after the cooker is
powered on, send the cooker to Please
contact local service center to do the
maintenance.
ENGLISH ENGLISH
22 23