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Toshiba MMU-AP0151MH F04 TD1 sensor error, F05 TD2 sensor error, F06 TE1 sensor error, F07, F10

Models: MMU-AP0181MH MMU-AP0071MH MMU-AP0091MH MMU-AP0151MH MMU-AP0121MH

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Check code

Check code name

Cause of operation

 

 

 

[F04]

TD1 sensor error

TD1 sensor Open/Short

 

 

 

This error code means detection of Open/Short of TD1 sensor. Check disconnection of circuit for connection of connector (TD1 sensor: CN502, White) and characteristics of sensor resistance value.

(Refer to Outdoor unit temperature sensor characteristics.) If sensor is normal, replace outdoor I/F P.C. board.

Check code

Check code name

Cause of operation

 

 

 

[F05]

TD2 sensor error

TD2 sensor Open/Short

 

 

 

This error code means detection of Open/Short of TD2 sensor. Check disconnection of circuit for connection of connector (TD2 sensor: CN503, Pink) and characteristics of sensor resistance value.

(Refer to Outdoor unit temperature sensor characteristics.) If sensor is normal, replace outdoor I/F P.C. board.

Check code

Check code name

Cause of operation

 

 

 

[F06]

TE1 sensor error

TE1 sensor Open/Short

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This error code means detection of Open/Short of TE1 sensor. Check disconnection of circuit for connection of

 

connector (TE1 sensor: CN505, Green) and characteristics of sensor resistance value.

 

(Refer to Outdoor unit temperature sensor characteristics.)

 

 

If sensor is normal, replace outdoor I/F P.C. board.

 

 

 

 

 

 

 

 

 

 

Check code name

Check code name

Cause of operation

 

 

 

 

 

[F07]

TL sensor error

TL sensor Open/Short

 

 

 

 

This error code means detection of Open/Short of TL sensor. Check disconnection of circuit for connection of connec- tor (TL sensor: CN521, White) and characteristics of sensor resistance value.

(Refer to Outdoor unit temperature sensor characteristics.) If sensor is normal, replace outdoor I/F P.C. board.

Check code name

Check code name

Cause of operation

 

 

 

[F08]

TO sensor error

TO sensor Open/Short

 

 

 

This error code means detection of Open/Short of TO sensor. Check disconnection of circuit for connection of connector (TO sensor: CN507, Yellow) and characteristics of sensor resistance value.

(Refer to Outdoor unit temperature sensor characteristics.) If sensor is normal, replace outdoor I/F P.C. board.

Check code name

Check code name

Cause of operation

 

 

 

[F10]

Indoor TA sensor error

TA sensor Open/Short

 

 

 

This error code means detection of Open/Short of TA sensor. Check disconnection of circuit for connection of connec- tor (TA sensor: CN104, Yellow) and characteristics of sensor resistance value. (Refer to Outdoor unit temperature sensor characteristics.)

If sensor is normal, replace indoor P.C. board.

Check code name

 

Check code name

Cause of operation

 

 

 

 

[F12]

 

TS sensor error

TS1, TS2 sensor Open/Short

 

 

 

 

Auxiliary code : 01: TS1 sensor

02 : TS2 sensor

 

This error code means detection of Open/Short of TS sensor. Check disconnection of circuit for connection of connector (TS1 sensor: CN504, White TS2 sensor: CN522, Black) and characteristics of sensor resistance value. (Refer to Outdoor unit temperature sensor characteristics.)

If sensor is normal, replace outdoor I/F P.C. board.

Check code name

Check code name

Cause of operation

 

 

 

[F13]

TH sensor error

IGBT built-in sensor error in A3-IPDU

 

 

 

Auxiliary code : 01: Compressor 1 side 02: Compressor 2 side

This error code means IGBT built-in temperature sensor error.

Check connection of connectors CN06 on IPDU P.C. board and CN600 on I/F P.C. board.

If sensor is normal, replace IPDU P.C. board.

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Toshiba MMU-AP0151MH F04 TD1 sensor error, F05 TD2 sensor error, F06 TE1 sensor error, F07, F08 To sensor error, F10, F12
Page 70 Page 72

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