TROUBLESHOOTING
DCH DCI 43 Version - 1
10.2.5 Open circuit or short circuit of temperature sensor diagnosis and solution
(E5)
Error Code
E4/E5/F1/F2/F3
Malfunction decision
conditions
If the sampling voltage is lower than 0.06V or higher than 4.94V,
the LED will display the failure.
Supposed causes
●
Wiring mistake
●
Sensor faulty
●
PCB faulty
Trouble shooting:
Check the connection
between temperature
sensor and PCB.
Correct the connection
No
Yes
Replace indoor or outdoor
main PCB
Measure the resistance
value of the sensor
Repalce the sensor
No
Yes
Summary of Contents for JSP023054
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Page 13: ...DIMENSION DCH DCI 13 Version 1 For JOSI DCH024 N11 ...
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Page 66: ...SERVICE MANUAL DCH DCI Series ...