Caple WI152, Technical Information

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7.10.
Unstable temperatures inside the cabinet.
The unstable temperature is caused by the evaporator fans cease, and it can be check by the below method:
When the compressor is running, the light “Run” is on, the fan should be running, if the fan stop, check the
whether is any fault in the fan or fan connection. If the fan is broken, replace it with the fan of the same
model .
（→6.1.3）
7.11.
The digital display’s fault
This malfunction is caused by the display of main PCB default, replace with the same model’s main PCB.
（→
6.1.6）
7.12. Sensor default
The process: remove the shelves → remove the control box → remove the air-duct board →
remove the sensor
(
→
6.1.4.)
1 >
．
After turning on the power, if the LED display shows the temperature is similar with the ambient
temperature, it is normal, if abnormal or show ‘E1, E2’ , please remove the control box, check the sensor
insert whether reliable (Fig.5) . If the insert is reliable, it is the sensor’s fault, replace the sensor with the
same module. (Fig.1, Fig.2, Fig.3) ;
2 >
．
If the LED display show ‘E3, E4’, it is the defrost sensor problem. Remark: The defrost sensor is in
the foam body, if the sensor faulty, just place the replace sensor in the control box.
How to replace the sensor:
Cut the sensor, the rest wiring should be long enough to reconnect. Peel off the scarfskin about 12mm, cut
the spare sensor and peel off it’s scarfskin about 12 mm, connect the ends, and wrap the ends with
insulating tape. Fix the sensor on the original position.
Fig.18