Drawell DW-WJ-2 User Manual - Page 8

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Drawell DW-WJ-2 User Manual
Ⅸ. Malfunction handling.
Malfunction
1.Alarm
turning on.
ER1
ER2
2.Errol
display
ER3
ER4
3. No power
4. No heating.
5.Temperature
demonstration
inaccurate
Ⅹ. Storage and transportation.
The incubator should be stored in well ventilated room with the RH no more than 80% and
without erosive gas. Shockproof, moisture proof and other protection measurements should be
taken during the transportation.
IX. After-sales service.
We guarantee free repairs, changing and returning back in one year period (except for heating
units). In the guarantee time if the equipment is not valid due to quality problems, we will fix
or change parts for free. After one year's guarantee time, we will try to help with the customer
service first spirit.
Web : www.drawell.com.cn
Cause
Sensor error.
when
Not filled with water
Chamber sensor error or
short circuit.
Door sensor error or
short circuit.
Water sensor error or
short circuit.
Water level detection
error
Not plugged or wire
broken.
Fuse open circuit.
Preset temperature too
low.
Door
open
switches error.
Heater error.
Temperature
error
Is not correct
Drawell International Technology Limited
Tel: +86-023-63268643
Refer to malfunction 2
Continue inject water to WH light
Check the wire or change the sensor.
Check the wire or change the sensor.
Check the wire or change the sensor.
Check the wire or change the sensor.
Plug it or check the wire.
Change the same type fuse.
Reset the temperature.
or
door
Close the door or replace the door
switch.
Replace the same type heater.
control
Replace
According to the instruction manual
revised SC value
Handling