ESIE19-06
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21/01/20
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Version 1.1
Page 3
Modular L Smart
1.2.1. Meaning of symbols ....................................................................................................................................... 8
1.2.2. Warnings ........................................................................................................................................................ 8
1.2.3. Cautions ....................................................................................................................................................... 10
1.2.4. Information ................................................................................................................................................... 10
1.4.1. Interactive information flow ........................................................................................................................... 14
1.4.2. Parts of the book .......................................................................................................................................... 15
2.1.1.1. Error codes via wired remote controller BRC1E ...................................................................................... 17
2.1.1.2. How to reset error codes .......................................................................................................................... 18
2.1.1.3. History of error codes ............................................................................................................................... 18
2.2.1.1. “6A” – Damper motor malfunction ............................................................................................................ 23
2.2.1.2. “60” – External protection device activated .............................................................................................. 23
2.2.1.3. “64” – Air return thermistor faulty ............................................................................................................. 24
2.2.1.4. “65” – Air intake thermistor faulty ............................................................................................................. 24
2.2.1.5. “A1-01” – PCB abnormality ...................................................................................................................... 25
2.2.1.6. “A6-00” – Fan motor abnormality ............................................................................................................. 25
2.2.1.7. “A8-00” – Power supply malfunction ........................................................................................................ 25
2.2.1.8. “AJ-00” – Capacity setting abnormality .................................................................................................... 26
2.2.1.9. “CH-00” – CO2 sensor warning ............................................................................................................... 26
2.2.1.10. “CJ-00” – Remote controller thermistor abnormality .............................................................................. 27
2.2.1.11. Smart Gateway ...................................................................................................................................... 27
2.2.2.1. “U5-00” – Transmission user interface PCB abnormality ......................................................................... 28
2.2.2.2. “U8-00” – Main-Sub control error ............................................................................................................. 28
2.2.2.3. “UA-00” – Wrong user interface used ...................................................................................................... 29
2.2.2.4. “UC-00” – Duplication group number address ......................................................................................... 29
2.2.2.5. “UE-00” – Transmission fault indoor-central control device ..................................................................... 30
2.3.1. Unit does not operate ................................................................................................................................... 31
2.3.2. Operation sometimes stops .......................................................................................................................... 31
2.3.3. Equipment operates but does insufficient air flow ........................................................................................ 32
2.3.4. Large operation noise and vibration ............................................................................................................. 32
2.4.1.1. Control PCB ............................................................................................................................................. 33
2.4.1.2. Damper motor + limit switch .................................................................................................................... 35
2.4.1.3. Air thermistor ............................................................................................................................................ 36
2.4.1.4. Smart Gateway ........................................................................................................................................ 38
Summary of Contents for Modular L Smart
Page 1: ...Service Manual Modular L Smart ESIE19 06 ...
Page 6: ...ESIE19 06 Page 6 21 01 20 Version 1 1 Modular L Smart ...
Page 16: ...ESIE19 06 Part 1 Introduction 1 4 How to use Page 16 21 01 20 Version 1 1 Modular L Smart ...
Page 59: ...ESIE19 06 Part 4 Maintenance 4 1 HRV unit 21 01 20 Version 1 1 Page 59 Modular L Smart ...
Page 60: ...ESIE19 06 Part 4 Maintenance 4 1 HRV unit Page 60 21 01 20 Version 1 1 Modular L Smart ...