– 39 –
Check code
Location
of
detection
De
s
cription
S
y
s
tem
s
tatu
s
Check code detection
condition(
s
)
Check item
s
(location
s
)
• Check connection of TE1/
TE2/TE3 sensor
connectors.
• Check resistance
characteristics of TE1/TE2/
TE3 sensors.
• Check for failure in outdoor
P.C. board (I/F).
I/F
01: TE1 sensor
trouble
02: TE2 sensor
trouble
03: TE3 sensor
trouble
TE1/TE2/TE3
sensor trouble
All stop
Sensor resistance is infinity
or zero (open/short circuit).
F06
F06
• Check connection of TL1/
TL2/TL3 sensor connector.
• Check resistance
characteristics of TL1/TL2/
TL3 sensor.
• Check for failure in outdoor
P.C. board (I/F).
TL1/TL2/TL3
sensor trouble
I/F
01: TL1 sensor
trouble
02: TL2 sensor
trouble
03: TL3 sensor
trouble
All stop
Sensor resistance is infinity
or zero (open/short circuit).
F07
F07
• Check connection of TG1/
TG2/TG3 sensor connectors.
• Check resistance
characteristics of TG1/TG2
/TG3 sensors.
• Check for failure in outdoor
P.C. board (I/F).
TG1/TG2/TG3
sensor trouble
I/F
01: TG1 sensor
trouble
02: TG2 sensor
trouble
03: TG3 sensor
trouble
All stop
Sensor resistance is infinity
or zero (open/short circuit).
F09
F09
• Check connection of TS1/
TS3 sensor connector
• Check resistance
characteristics of TS1/TS3
sensor.
• The attachment check of
TS3 sensor.
• Check for failure in indoor
P.C. board.
TS1/TS3
sensor trouble
I/F
01: TS1 sensor
trouble
03: TS3 sensor
trouble
04: TS3 sensor
disconnect
All stop
• Sensor resistance is infinity
or zero (open/short circuit).
• When TS3 detects an
unusual temperature
during compressor
operation and PMV4
operation in cooling mode.
F12
F12
• Failure in IPM built-in
temperature sensor
→
Replace Compressor
P.C. board.
TH sensor
trouble
Compressor
P.C. board
1
∗
: Compressor
1
side
2
∗
: Compressor
2
side
All stop
Sensor resistance is infinity
or zero (open/short circuit).
F13
F13
• Check connection of TO
sensor connector.
• Check resistance
characteristics of TO
sensor.
• Check for failure in outdoor
P.C. board (I/F).
TO sensor
trouble
I/F
All stop
Sensor resistance is infinity
or zero (open/short circuit).
F08
F08
—
• Check connection of TA
sensor connector and
wiring.
• Check resistance
characteristics of TA
sensor.
• Check for failure in indoor
P.C. board.
Indoor TA
sensor trouble
Indoor unit
Stop of
corresponding
unit
Sensor resistance is infinity
or zero (open/short circuit).
F10
—
—
• Check connection of TF
sensor connector and
wiring.
• Check resistance
characteristics of TF
sensor.
• Check for failure in indoor
P.C. board.
Indoor TF
sensor trouble
Indoor unit
Stop of
corresponding
unit
Sensor resistance is infinity
or zero (open/short circuit).
F11
—
—
• Check installation of
TE1 and TL1 sensors.
• Check resistance
characteristics of TE1 and
TL1 sensors.
• Check for outdoor P.C.
board (I/F) trouble
Outdoor
temperature
sensor wiring
trouble (TE1,
TL1)
I/F
All stop
During compressor
operation in HEAT mode,
TL1 continuously provides
temperature reading higher
than indicated by TL1 by at
least specified margin for 3
minutes or more.
F15
F15
—
Main
remote
controller
Outdoor 7-
s
egment di
s
play
Check
code
S
ub-code
• Check connection of TD2
sensor connector.
• Check resistance
characteristics of TD2
sensor.
• Check for failure in outdoor
P.C. board (I/F).
TD2 sensor
trouble
I/F
All stop
Sensor resistance is infinity
or zero (open/short circuit).
F05
F05
—
