76
Check code
Wired
remote
controller
E31
F01
F02
F03
F04
F05
F06
F07
F08
F10
F12
F13
Outdoor 7-segment display
Check code
Auxiliary code
E31
—
—
—
—
—
—
F04
—
F05
—
F06
01: TE1 sensor error
02: TE2 sensor error
F07
—
F08
—
—
—
F12
—
F13
01: Compressor 1 side
02: Compressor 2 side
03: Compressor 3 side
Detected
position
I/F
Indoor unit
Indoor unit
Indoor unit
I/F
I/F
I/F
I/F
I/F
Indoor
I/F
IPDU
Check code name
IPDU communication error
Indoor TCJ sensor error
Indoor TC2 sensor error
Indoor TC1 sensor error
TD1 sensor error
TD2 sensor error
TE1, TE2 sensor error
TL sensor error
TO sensor error
Indoor TA sensor error
TS1 sensor error
TH sensor error
Status
All stop
Corresponding
unit only stops.
Corresponding
unit only stops.
Corresponding
unit only stops.
All stop
All stop
All stop
All stop
All stop
Corresponding
unit only stops.
All stop
All stop
Error detection condition
Communication of each IPDU
(P.C. board) in inverter box
interrupted.
• Resistance value of sensor is
infinite or zero. (Open/Short)
• Resistance value of sensor is
infinite or zero (Open/Short).
• Resistance value of sensor is
infinite or zero (Open/Short).
• Resistance value of sensor is
infinite or zero (Open/Short)
• Resistance value of sensor is
infinite or zero (Open/Short)
• Resistance value of sensor is
infinite or zero (Open/Short).
• Resistance value of sensor is
infinite or zero (Open/Short).
• Resistance value of sensor is
infinite or zero (Open/Short).
• Resistance value of sensor is
infinite or zero (Open/Short).
• Resistance value of sensor is
infinite or zero (Open/Short).
• Resistance value of sensor is
infinite or zero (Open/Short).
Check item (position)
• Check connection of communication connector and
disconnection between IPDU and I/F P.C. board.
• Check outdoor P.C. board (I/F, Comp., IPDU, Fan IPDU) error.
• Check external noise.
• Check connection/cabling of TCJ sensor connector.
• Check characteristics of TCJ sensor resistance value.
• Check indoor P.C. board error.
• Check connection/cabling of TC2 sensor connector.
• Check characteristics of TC2 sensor resistance value.
• Check indoor P.C. board error.
• Check connection/cabling of TC1 sensor connector.
• Check characteristics of TC1 sensor resistance value.
• Check indoor P.C. board error.
• Check connection of TD1 sensor connector.
• Check characteristics of TD1 sensor resistance value.
• Check outdoor P.C. board (I/F) error.
• Check connection of TD2 sensor connector.
• Check characteristics of TD2 sensor resistance value.
• Check outdoor P.C. board (I/F) error.
• Check connection of TE1, TE2 sensor connector.
• Check characteristics of TE1, TE2 sensor resistance value.
• Check outdoor P.C. board (I/F) error.
• Check connection of TL sensor connector.
• Check characteristics of TL sensor resistance value.
• Check outdoor P.C. board (I/F) error.
• Check connection of TO sensor connector.
• Check characteristics of TO sensor resistance value.
• Check outdoor P.C. board (I/F) error.
• Check connection/cabling of TA sensor connector.
• Check characteristics of TA sensor resistance value.
• Check indoor P.C. board error.
• Check connection of TS1 sensor connector.
• Check characteristics of TS1 sensor resistance value.
• Check outdoor P.C. board (I/F) error.
• IGBT built-in temp sensor error
→
Exchange Comp. IPDU P.C. board.
A-3-IPDU FAN
A-3-IPDU FAN
1
2
3 IPDU
1
2
3 IPDU
01
¡
0A
¡
¡
02
¡
0B
¡ ¡
¡
03
¡ ¡
0C
¡
¡
04
¡
0D
¡
¡
¡
05
¡
¡
0E
¡ ¡
¡
06
¡ ¡
0F
¡ ¡ ¡
¡
07
¡ ¡ ¡
08
¡
09
¡
¡
¡
mark: Error position.