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ESIE15-11A
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23/09/16
Page 3
VRV4 indoor units
Table of contents
Part 1. Introduction ....................................................................................................................5
1. Version log ....................................................................................................................................................5
2. System description ........................................................................................................................................6
2.1. General system layout of a VRV heat recovery system .................................................................................... 6
3. General operation of VRV heat recovery system ..........................................................................................9
4. How to use this book ...................................................................................................................................10
4.1. Interactive information flow .............................................................................................................................. 10
Part 2. Troubleshooting ...........................................................................................................11
1. How to retrieve error code and data? .........................................................................................................11
1.1. Wired remote controller BRC1D ...................................................................................................................... 11
1.1.1. Access to error code ................................................................................................................................... 11
1.1.2. Access to inspection menu ......................................................................................................................... 11
1.1.3. Access to Service menu ............................................................................................................................. 13
1.2. Wired remote controller BRC1/2/3E ................................................................................................................ 14
1.2.1. Access to error code ................................................................................................................................... 14
1.2.2. Access to service menu .............................................................................................................................. 15
1.3. Wireless controller BRC4/7 ............................................................................................................................. 17
1.3.1. Access to error code ................................................................................................................................... 17
2. Error code based troubleshooting ...............................................................................................................18
Part 3. Field settings ................................................................................................................21
1. Wireless remote controller BRC4C and BRC7C/E .....................................................................................21
1.1. Access field settings ........................................................................................................................................ 21
2. Wired remote controller BRC2/3E52 ...........................................................................................................22
2.1. Access field settings ........................................................................................................................................ 22
2.2. Field settings, specific for wired remote controller BRC2/3E52 ...................................................................... 25
3. Wired remote controller BRC1D51/52 ........................................................................................................27
3.1. Access field settings ........................................................................................................................................ 27
3.2. Field settings, specific for BRC1D51/52 .......................................................................................................... 28
4. Wired remote controller BRC1E51 ..............................................................................................................30
4.1. Access field settings ........................................................................................................................................ 30
4.2. Field settings, specific for BRC1E51 ............................................................................................................... 32
5. Wired remote controller BRC1E52 ..............................................................................................................35
5.1. Access field settings ........................................................................................................................................ 35
5.2. Field settings, specific for BRC1E52 ............................................................................................................... 37
6. General indoor units ....................................................................................................................................41
7. Presence sensor BRYQ140A7 (for 3x3 cassette) / BRYQ60A7 (for 2x2 cassette) ....................................46
8. Selfcleaning panel BYCQ140D7G ..............................................................................................................47
9. Aircurtain CAV/CYV ....................................................................................................................................48
10. VKM ..........................................................................................................................................................48
11. FXSQ-A / FXNQ-A / FXDQ-A / FXMQ-P/MB / FXTQ-A ............................................................................51
12. Factory settings .........................................................................................................................................53
12.1. How to perform factory reset of settings through remocon ........................................................................... 53
12.2. Field settings as per type indoor unit ............................................................................................................. 55