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En-14

00 No error No error No error

01 –– –

02 Model information abnormal Model information abnormal –

03 Microcomputer communication error Microcomputer communication error Microcomputer communication error

04 Power supply frequency abnormal Power supply frequency abnormal –

05 –– Parallel communication error

06 EEPROM access error EEPROM access error EEPROM access error

07 EEPROM deletion error EEPROM deletion error –

08 –– –

09 Compressor 1 error Room temperature thermistor error –

0A Compressor 2 error Heat exchanger thermistor (middle) error –

0b Compressor 3 error Heat exchanger thermistor (inlet) error –

0C – Heat exchanger thermistor (outlet) error –

0d Discharge temperature thermistor 1 error Blower temperature thermistor error –

0E Discharge temperature thermistor 2 error ––

0F Discharge temperature thermistor 3 error ––

10 Outdoor temperature thermistor error ––

11 Heat exchanger inlet thermistor 1 error Drain abnormal –

12 Heat exchanger inlet thermistor 2 error Room temperature abnormal –

13 Heat exchanger inlet thermistor 3 error Indoor unit fan error –

14 Heat exchanger outlet thermistor 1 error ––

15 Heat exchanger outlet thermistor 2 error ––

16 Heat exchanger outlet thermistor 3 error ––

17 Suction temperature thermistor error ––

18 –

Standard wired remote control communication error

–

19 Discharge pressure sensor error ––

1A Liquid pressure sensor error – Address setting error

1b Suction pressure sensor error ––

1C Oil sensor error – Connection error

1d –– System error

1E –– –

1F Transmission error Transmission error Transmission error

20 –– –

21 Discharge temperature 1 error ––

22 Discharge temperature 2 error ––

23 Discharge temperature 3 error ––

24 High-pressure error ––

25 Low-pressure error ––

26 –– –

27 Oil recovery error ––

28 Pump down error ––

ERROR CODE

The air conditioning system must be inspected if “E✽:✽✽” (error code) appears on the Timer and Clock Display, or the operation lamp

is flashing.

The following explains the meaning of each of the error codes.

Model code

Error code

Model code

: Outdoor unit

: Indoor unit

: Group remote controller

: Convertor

Group remote controller error

Convertor error

Outdoor unit error

Indoor unit error

Error

Code

Brand	Fujitsu
Model	UTB-YDB
Category	Remote Control
Language	English

Fujitsu UTB-YDB User Manual

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Fujitsu UTB-YDB Specifications

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