Toshiba MMY-MAP0804FT7(Z), Руководство по обслуживанию, Страница: 183 / 333

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Check code
Location
of
detection
System status Description
Error detection
condition(s)
Check items (locations)
Outdoor 7-segment display Main
remote
controller
Check
code
Sub-code
I/F
F08 — F08
All stop Sensor resistance is infinity
or zero (open/short circuit). • Check connection of TO
sensor connector.
• Check resistance
characteristics of TO sensor.
• Check for defect in outdoor
P.C. board (I/F). TO sensor error
Indoor unit
— — F10
Stop of
corresponding
unit Sensor resistance is infinity
or zero (open/short circuit). • Check connection of TA, TSA
sensor connector and wiring.
• Check resistance
characteristics of TA, TSA
sensor.
• Check for defect in indoor
P.C. board. Indoor TA, TSA
sensor error
Indoor unit
— — F11
Stop of
corresponding
unit Sensor resistance is infinity
or zero (open/short circuit). • Check connection of TF
sensor connector and wiring.
• Check resistance
characteristics of TF sensor.
• Check for defect in indoor
P.C. board. Indoor TF sensor
error
I/F
F12 — F12
All stop Sensor resistance is infinity
or zero (open/short circuit). • Check connection of TS1, TS2
sensor connector.
• Check resistance
characteristics of TS1, TS2
sensor.
• Check for defect in outdoor
P.C. board (I/F). 01:
TS1 sensor error
02:
TS2 sensor error
I/F
F15 — F15
All stop During compressor operation in
HEAT mode, TE1 continuously
provides temperature reading
higher than indicated by TL by
at least specified margin for 3
minutes or more. • Check installation of TE1 and
TL sensors.
• Check resistance
characteristics of TE1 and TL
sensors.
• Check for outdoor P.C. board
(I/F) error. Outdoor
temperature
sensor wiring
error (TE1, TL)
I/F
F16 — F16
All stop Readings of high-pressure
Pd sensor and lowpressure
Ps sensor are switched.
Output voltages of both sensors
are zero. • Check connection of high-
pressure Pd sensor connector.
• Check connection of low-
pressure Ps sensor connector.
• Check for defect in pressure
sensors Pd and Ps.
• Check for error in outdoor
P.C. board (I/F).
• Check for deficiency in
compressive output of
compressor. Outdoor
pressure
sensor wiring
error (Pd, Ps)
Indoor unit
F17 — F17
Stop of
corresponding
unit Sensor resistance is infinity
or zero. (open/short circuit) • Check connection of TOA
sensor connector.
• Check resistance
characteristics of TOA sensor.
• Check for defect in outdoor
I/F P.C. board TOA sensor error
Indoor unit
F18 — F18
Stop of
corresponding
unit Sensor resistance is infinity
or zero. (open/short circuit) • Check connection of TRA
sensor connector.
• Check resistance
characteristics of TRA sensor.
• Check for defect in indoor
P.C. board TRA sensor error
I/F
F22 — F22
All stop Sensor resistance is infinity
or zero. (open/short circuit) • Check connection of TD3
sensor connector.
• Check resistance
characteristics of TD3 sensor.
• Check for defect in outdoor
P.C. board (I/F). TD3 sensor error
I/F
F23 — F23
All stop Output voltage of Ps
sensor is zero. • Check for connection error
involving Ps sensor and Pd
sensor connectors.
• Check connection of Ps
sensor connector.
• Check for defect in Ps sensor.
• Check for deficiency in
compressive output of
compressor.
• Check for defect in 4-way
valve.
• Check for defect in outdoor
P.C. board (I/F).
• Check for defect in SV4, SV5
circuit. Ps sensor error
IPDU 01:
Compressor 1 side
02:
Compressor 2 side
03:
Compressor 3 side
F13 F13
All stop Sensor resistance is infinity
or zero (open/short circuit). • Defect in IGBT built-in
temperature sensor
→
Replace A3-IPDU
P.C. board.
TH sensor
error
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