Service diagnosis
34
Domestic air conditioner
10.3.2 EEPROM abnormal
Indoor Display
ƾƶƾ
E4: Indoor EEPROM error
Indoor display
ƵƾƵ
F12: Outdoor EEPROM error; Outdoor LED1 flash 1 times
Method of The Data detected by the EEPROM are used to determine MCU
Malfunction
Detection
Malfunction When the data of EEPROM is error or the EEPROM is damaged
Decision
Conditions
Supposed
Ŷ
Faulty EEPROM data
Causes
Ŷ
Faulty EEPROM
Ŷ
Faulty PCB
Troubleshooting * Caution Be sure to turn off power switch before connect or disconnect connector, or parts
damage may be occurred.
Replace the indoor or outdoor mainboard.
Содержание 1U35YEFFRA-C
Страница 11: ...Pinping diagrams Domestic air conditioner 4ˊPiping diagrams 9 ...
Страница 12: ...Operation range 10 Domestic air conditioner 5 Operation range 10 0 21 27 35 20 40 60 43 20 40 ...
Страница 14: ...Functions and control 13 Domestic air conditioner Wiring diagrams OUTDOOR UNIT ...
Страница 37: ...Service diagnosis 37 Domestic air conditioner ...
Страница 56: ...57 Do C omestic air ircuit Diagra conditioner ams r ...
Страница 59: ...Removal Procedure 1 Removal of Outdoor panel RPHVWLF LU RQGLWLR ...
Страница 60: ...Removal Procedure 2 Domestic Air Condition ...
Страница 61: ...4 Removal Procedure 3 Domestic Air Condition ...
Страница 62: ...Removal Procedure 2 Removal of Electrical Box RPHVWLF LU RQGLWLR ...
Страница 63: ...Removal Procedure 3 Removal of Fan and Fan Motor RPHVWLF LU RQGLWLR ...
Страница 64: ...Removal Procedure 4 Removal of fan motor brcked and partition RPHVWLF LU RQGLWLR ...
Страница 65: ...Removal Procedure 7 Domestic Air Condition ...
Страница 66: ...Removal Procedure 5 Removal of compressor and heat exchanger RPHVWLF LU RQGLWLR ...
Страница 67: ...Removal Procedure 9 Domestic Air Condition ...