Dealing With Abnormal Condition - Jeio tech IB-05G Operation Manual

7. Dealing with Abnormal Condition

1) Check points when the unit doesn't work.
(1) Check out power supply.
(2) Check out fuse if off.
(3) Check out Run LED on display is off.
Please press Start / Stop button if it is off.
(4) Please check the power is out.
2) Malfunction check list.
Malfunction symptom
Buzzer sound
continuously(1)
No temperature
control.
Air circulation is not
made in the chamber
Abnormal sound
No power
Temperature wouldn't
rise
Buzzer sound
continuously(2)
☞ If you can't recover the instrument please call a repair service.
What to check and what to do.
If Door is opened, Press START/STOP Switch once and check out Run
LED turns on.
Check if there are machines generating strong high frequency noise
near by the unit.
Check if Some contaminants are in the control panel.
Do Auto tune again.
Check the door switch (open and close the door 2~3times)
Check the blower works correctly
Check the Impeller of blower is OK inside of the chamber.
Open the back plate of the instrument and Check the Impeller of Blower
touches any part.
Check the Main power Switch is on.
Check the power supply is on in the room.
Check the power failure.
Check the fuse is OK
Check the RUN LED is on.
Press the START/STOP Switch once if the RUN LED is off.
Check the door is opened.
Check the Over temp. limit is set lower than current set value of the
temperature.
If it is, please set the value of the Over temp. limit at least 15% higher
than PV.
Press the START/STOP Switch once and the check the RUN LED.
Page 19