•
Regarding the remote controller check, refer to the Reference Materials.
•
For information on the procedures for replacing the nonvolatile memory (EEPROM) of the indoor unit and/or replacing the
indoor unit's control board, refer to the manual that is packaged with the indoor unit service board.
Outdoor Unit Control PCB
A746894 : (U-60PE1E5, U-71PE1E5)
(for single-phase outdoor unit PCB)
5
A746845 : (U-125PE1E5, U-140PE1E5)
(for single-phase outdoor unit PCB)
TERMINAL
Indoor Unit Control PCB
A746802 : 4-way Cassette Type
EEPROM
TEST pin
OPTION
TERMINAL
EEPROM
EEPROM
RC
CHK pin
A746844 : (U-100PE1E5)
(for single-phase outdoor unit PCB)
TERMINAL
A746968 : (U-71PE1E8)
A746967 : (U-100PE1E8, U-125PE1E8, U-140PE1E8)
(for 3-phase outdoor unit PCB)
TERMINAL
TERMINAL
A746803 : Duct Type
EEPROM
TEST pin
OPTION
5-14
EEPROM
EEPROM
EEPROM
RC
CHK pin