3 | P a g eTABLE OF CONTENTSSafety Considerations ......................................................................................................... 4Before You Begin ................................................................................................................ 4Water Quality Parameters .................................................................................................. 5Assembly ............................................................................................................................ 6System Sizing ...................................................................................................................... 7Location .............................................................................................................................. 7Orientation ......................................................................................................................... 8Installation ......................................................................................................................... 9System Disinfection .......................................................................................................... 12Cleaning the Quartz Sleeve .............................................................................................. 12Cleaning the UV Sensor .................................................................................................... 13Operation ......................................................................................................................... 13BLACKCOMB4.1 Controllers ..................................................................................... 14BLACKCOMB5.1 & BLACKCOMB6.1 Controllers ......................................................... 14BLACKCOMB5.1 & BLACKCOMB6.1 Power-up Sequence ........................................... 14BLACKCOMB5.1 Operational Screens....................................................................... 15BLACKCOMB6.1 Operational Screens....................................................................... 16Lamp Countdown Sequence .................................................................................. 16Lamp Replacement (BLACKCOMB4.1 systems) ........................................................ 17Lamp Replacement (BLACKCOMB5.1 & BLACKCOMB6.1 systems) ............................ 17QR Codes ............................................................................................................... 17System Troubleshooting......................................................................................... 18Temperature Management Devices ................................................................................. 19Expansion Modules .......................................................................................................... 20BLACKCOMB Rack-Mount UV System Specifications ........................................................ 21Limited Warranty Statement: ........................................................................................... 22Warranty Registration ...................................................................................................... 23