Carrier AQUASNAP 30RB060-390 Controls, Start-up, Operation, Service And Troubleshooting Instructions

Also see for AQUASNAP 30RBA315: Installation instructions

113INDEXActual start-up 44Alarms and alerts 57Alarm codes 58-62Alarm descriptions 63, 108-111BoardsBoard addresses 16Capacity control 20Capacity control overrides 22Compressor stages and circuit cycling 21, 22Compressor starts and run hours 20CCNComfortLink™ CCN communicationwiring 16, 17Interface 16CCN control 33CCN global schedule 32CCN tables 94-107Chilled water flow switch 53Compressor protection 56Compressors 56Oil charge 56Replacement 56System burnout cleanup procedure 57Condenser coilsCleaning round tube plate fin coils 53Cleaning MCHX coils 55Condenser fans 55Configuration set point limits 33Control methods 32CCN control 33CCN global schedule 32Switch control 32Time schedule 32Unit run status 33Controls 5-43Board addresses 16Capacity control 20Carrier Comfort Network® interface 16ComfortLink display menu structure 4Configuring the master chiller 18Configuring the slave chiller 19Control methods 32Control module communication 16Cooler pump control 31Demand limit 41Dual chiller control 17Electronic expansion valve (EXV) Board 8, 9Emergency on/off switch 13Enable-off-remote contact switch 13Energy management module (EMM) 14, 15Energy management module (EMM)inputs and outputs 15EXV1 board inputs and outputs 8EXV2 inputs and outputs 10Fan board 1 outputs 11Fan board 2 outputs 12Fan board 3 inputs and outputs 14Fan boards 9General 2-5Heat reclaim 49Local equipment network 16Low ambient head pressure control 24Machine control 32Main Base Board 5Main Base Board inputs and outputs 6Minimum load control 17Minutes off time 17Navigator™ module 3Ramp loading 17Remote alarm and alert relays 41Reverse rotation board 13Scroll protection module (SPM) 7, 8Scroll protection module inputs andoutputs 8Scrolling marquee display 3Temperature reset 33Cooler head boltsTightening 53-55Cooler protection 51Chilled water flow switch 53Flow rate 53Freeze protection 51Loss of fluid flow protection 51Low fluid temperature 51Plug components 52Tightening cooler head bolts 53-55Tube plugging 51Cooler pump control 31Cooling set point selection 334 to 20 mA input 33Configuration set point limits 33Control methods and cooling set pointstable 32Dual switch 33Ice mode 33Set point 1 33Set point 2 33Set point occupancy 33Crankcase heaters 56Demand limit 412-step switch controlled 412-step switch controlled configurationtable 42CCN loadshed controlled 41Demand limit signal 41Externally powered 41Externally powered demand limitconfiguration table 43Electronic expansion valve 8, 49Cutaway view of 50Filter drier 51Inspecting/opening 51Installing motor 51Liquid line service valve 51Moisture liquid indicator 51Troubleshooting procedure 50Flow rate 53Freeze protection 51Head pressure control. See low ambienthead pressure controlHeat reclaim module 49High-side protection 56Local display tables 82-93Loss of fluid flow protection 51Low ambient head pressure control 24Fan Staging 25Operating instructions 24Low fluid temperature 51Machine control 32Maintenance 57ManualConventions used 3Minimum and maximum cooler flow ratestable (sizes 060-300) 45Minimum and maximum cooler flow ratestable (sizes 315-390) 45Minimum fluid loop volume 44Modular unit combinations 3Navigator displayAlarms mode 93Configuration mode 88, 89Inputs mode 86Operating mode 93Outputs mode 87Password 4Pressure mode 85Run status mode 82, 83Service test mode 84Set points mode 86Temperature mode 85Time clock mode 90-93Navigator module 3Adjusting the backlight brightness 4Adjusting the contrast 4