S&P UTBS PRO-REG Series, Manual

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11.8. Control of isolation damper ..................................................................................................... 47
12. BOOST FUNCTION (only available in CAV and COP modes) ............................................................. 48
13. REMOTE STOP-START ....................................................................................................................... 48
14. FREE COOLING BY NIGHT ................................................................................................................. 49
15. WATER HEATER FROST PROTECTION .............................................................................................. 50
16. RESET THE CORRIGO CONTROLLER ................................................................................................ 50
17. CONNECTION TO BUILDING MANAGEMENT SYSTEMS (BMS) ........................................................ 53
17.1. RTU Modbus ............................................................................................................................. 53
17.2. TCP/IP Bacnet .......................................................................................................................... 54
18. REPLACEMENT OF THE BATTERY FROM THE CORRIGO PROGRAMMABLE
LOGIC CONTROLLER ........................................................................................................................ 54
19. OPERATION ANOMALIES ................................................................................................................. 55
19.1.
General anomalies ................................................................................................................... 55
19.2. Failure list ................................................................................................................................ 56
20. EMERGENCY OPERATIONS ............................................................................................................... 57
21. PREVENTIVE MAINTENANCE ........................................................................................................... 57
21.1.
Water coils ................................................................................................................................ 58
21.1.1. DX coils.......................................................................................................................... 58
21.2. Drainage system ....................................................................................................................... 58
21.3. Motors ....................................................................................................................................... 58
21.4. Fans ....................................................................................................................................... 58
21.5. Filters ....................................................................................................................................... 58
21.5.1. Replacing the fi lter in the main unit and side-by-side or stacked recovery unit ........ 59
21.5.2. Replacing fi lters for in-line recovery modules ............................................................. 60
21.6. Coils ....................................................................................................................................... 60
21.7. Dampers ................................................................................................................................... 60
21.8. Silencers ................................................................................................................................... 61
21.9. Connecting the unit to the water network ............................................................................... 61
22. WIRING DIAGRAMS ........................................................................................................................... 62