Carrier 48/50AJ Air Conditioner User Manual


 
183
INDEX
Accessory control components 124
Accessory installation 7
Accessory Navigator™ display 4, 124
Airflow control during
fire-smoke modes 66
Alarm output 31
Alarms and alerts 93
Alert limit configuration 72
Auto view of run status 90
Basic control usage 3-6
Building pressure configuration 63
Building pressure control 63
Carrier Comfort Network
®
(CCN) System 71
CCN tables and display 5
CCN tables 148-160
Cleaning 128
ComfortLink™ controls 3
Complete unit stoppage 77
Compressor run hours display table 91
Compressor starts display table 91
Condenser-fan adjustment 132
Controls 7
Controls operation 4, 32-75
Controls quick start 27-29
Controls set point and configuration
log CL-1 to CL-5
Conventions used in this manual 3
Cool mode selection process 40
Cooling 30
Cooling control 37
Cooling mode diagnostic help 46
Crankcase heaters 7
Dehumidification and reheat 69
Demand controlled ventilation control 31
Demand limit control 31, 48
Dirty filter switch 60
Discrete switch logic configuration 74
Display configuration 74
Economizer 60
Economizer diagnostic help 63
Economizer integration with
mechanical cooling 50
Economizer operation 61
Economizer options 28
Economizer run status 90
Evacuation mode 66
Evaporator fan 7, 130, 131
Exhaust options 29
Factory-installed components 101
Fan status monitoring 59
Fans 30
Filter drier 139
Fire shutdown mode 66
Fire-smoke inputs 66
Four-inch filter replacement 132
Forcing inputs and outputs 90
Gas heat (48A only) 7
Gas valve adjustment (48A only) 132
Generics table 5
Head pressure control 49
Heat mode diagnostic help 52
Heat mode selection process 51
Heating 30
Heating control 50
Hot gas bypass 75
HVAC modes 33
Independent outputs 30
Indoor air quality control 67
Indoor air quality options 29
Internal wiring 7
Local display tables 140-147
Lubrication 130
Main burners 139
Major system components 101-127
Mode selection 170
Mode trip helper 91
Modes 32
Multi-stage constant volume units with
mechanical thermostat 28
Multi-stage constant volume units
with space sensor 28
Power failure 132
Pressurization mode 66
Programming operating schedules 29
Refrigerant charge 132
Remote control switch input 74
Remote switch 31
Replacement parts 139
Restart procedure 77
Run status menu 90
Safety considerations 2
Scrolling marquee 4, 122
Sensor trim configuration 73
Service 128-139
Service access 128
Service analysis 77
Service test 29, 30
Service test mode logic 29
Single circuit stoppage 77
Smoke control modes 66
Smoke purge mode 66
Software version numbers
display table 91
Space temperature offset 75
Staged gas heating control 54-56
Start up 7-27
Static pressure control 57
Static pressure reset 58,59
SumZ cooling algorithm 46
Supply air reset 31
Supply fan status monitoring logic 60
System modes 33
System Pilot™ interface 5
Temperature compensated start 71
Temperature compensated start logic 71
Thermistor troubleshooting 77
Thermostat 31
Thermostatic expansion valve (TXV) 132
Third party control 31,32
Time clock configuration 75-77
Transducer troubleshooting 78
Troubleshooting 77-101
Two-stage constant volume units
with mechanical thermostat 27
Two-stage constant volume units
with space sensor 27
Unit Configuration submenu 35
Unit preparation 7
Unit setup 7
Unit staging tables 43-45
Unit start-up checklist CL-6
Unoccupied economizer free cooling 62
UPC Open controller 171-182
Variable air volume units using return
air sensor or space temperature
sensor
28
VFD control 31
VFD information 161-169