Carrier 48/50PD05 Specifications Page 81
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- Table of contents
- TROUBLESHOOTING
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APPENDIX A - LOCAL DISPLAY AND CCN TABLES (CONT)
Table 37 — MODE - OPERATING MODES (cont)
ITEM EXPANSION RANGE UNITS
CCN
TABLE/SUB--- TABLE
CCN POINT
CCN
WRITE
STATUS
DISPLAY
WRITE
STATUS
(OCCDEFM = CCN only) Occupancy Supervisory OCCDEFM
Current Mode (1=Occup) 0,1 MODE
CurrentOccupPeriod# 0to8 PER_NO
T i m e --- O v e r r i d e i n E f f e c t Yes/No OVERLAST
Time--- Override Duration 0to4 hours OVR_HRS
Current Occupied Time xx.xx hh:mm STRTTIME
Current Unoccupied Time xx.xx hh:mm ENDTIME
Next Occupied Day NXTOCDAY
Next Occupied Time xx.xx hh:mm NXTOCTIM
Next Unoccupied Day NXTUNDAY
Next Unoccupied Time xx.xx hh:mm NXTUNTIM
Previous Unoccupied Day PRVUNDAY
Previous Unoccupied Time xx.xx hh.mm PRVUNTIM
(LINKDATA = CCN only) CCN --- Linkage LINKDATA
Supervisory Element # xxx S U P E --- A D R
Supervisory Bus xxx S U P E --- B U S
Supervisory Block Number xxx BLOCKNUM
Average Occup. Heat Stp. xxxx.x dF AOHS
Average Occup. Cool Stp. xxxx.x dF AOCS
Average Unocc. Heat Stp. xxxx.x dF AUHS
Average Unocc. Cool Stp. xxxx.x dF AUCS
AverageZoneTemperature xxxx.x dF AZT
Average Occup. Zone Temp xxxx.x dF AOZT
Linkage System Occupied? Yes/No LOCC
Next Occupied Day ”Mon”, ”Tue”,
& , ”Sun”
3 --- c h a
rtext
LNEXTOCD
Next Occupied Time xx:xx hh:mm LNEXTOCC forcible
Next Unoccupied Day ”Mon”, ”Tue”,
& , ”Sun”
3 --- c h a
rtext
LNEXTUOD
Next Unoccupied Time xx:xx hh:mm LNEXTUNC forcible
Last Unoccupied Day ”Mon”, ”Tue”,
& , ”Sun”
3 --- c h a
rtext
LLASTUOD
Last Unoccupied Time xx:xx hh:mm LLASTUNC forcible
Table 38 – MODE - ALARMS
ITEM EXPANSION RANGE DEFAULT
CCN
TABLE/SUB--- TABLE
CCN POINT
CCN WRITE
STATUS
DISPLAY
WRITE
STATUS
MAINTENANCE
DISPLAY
ALARMS ALARMS
R.CUR Reset All Current Alarms Yes/No No ALRESET forcible forcible
R.HIS Reset Alarm History Yes/No No ALHISCLR forcible forcible
CURR Currently Active Alarms
alarm# text string ALARM01C ---
ALARM25C
(repeat up to 25
alarms)
HIST Alarm History ALARM HISTORY
alarm# alarm#--- mm/dd/yy--- hh.mm
--- t e x t s t r i n g
(repeat up to 20
Alarms)
48/50PD
- Tr oubleshooting Instructions 1
- SAFETY CONSIDERATIONS 2
- BASIC CONTROL USAGE 3
- Operation 4
- CCN Tables and Display 4
- Force Hierarchy 5
- Generic Status Display Table 5
- START-UP 6
- CONTROLS QUICK SET--UP 8
- CCN Communication 9
- Accessories 9
- Fan Status 10
- Filter Status 10
- THIRD PARTY CONTROL 12
- SER VICE TEST 12
- CONTROLS OPERATION 13
- General Operation 14
- Setpoint Determination 14
- Occupancy Determination 15
- Indoor Fan Operation 15
- Cooling Mode 16
- Cooling Control 16
- Dehumidification Control 17
- Compressor Control 17
- Outdoor Fan Control 18
- Heating Mode Control 18
- Staging Control 19
- Heat Relay Control 19
- Fan Speed % 20
- Economizer Position % 20
- Indoor Air Quality (IAQ) 21
- IAQ (Analog Input) 22
- Temperature Compensated Start 23
- Configuration 24
- Demand Limit 24
- TROUBLESHOOTING 25
- Restart Procedure 26
- Alarms and Alerts 26
- MBB --- Main Base Board 30
- Green LED 31
- Yellow LED 31
- PROBLEM CAUSE REMEDY 32
- Economizer Troubleshooting 34
- PROBLEM POSSIBLE CAUSE REMEDY 35
- Heating Troubleshooting 36
- Phase Loss Protection 36
- IDM -- Induced-Draft Motor 37
- “AUTO” position 37
- Air Temperatures 39
- Refrigerant Temperatures 39
- Sensor Trim 40
- (86K at 25_C Resistors) 43
- MAJOR SYSTEM COMPONENTS 44
- Main Base Board (MBB) 49
- Table 19 – MBB Connections 50
- Table 20 – ECB Connections 52
- Modulation Board (AUX1) 53
- RED LED-STATUS 56
- Low Voltage Terminal Strip 57
- Scrolling Marquee Display 58
- Accessory Navigatort Display 58
- Field-Installed Accessories 58
- Cleaning 62
- Lubrication 64
- Deep Vacuum Method 66
- Triple Evac uation Method 66
- No Charge in the System 66
- Charge in the System 66
- PuronR Refrigerant 67
- Main Burner Removal 68
- Cleaning and Adjustment 68
- Compressor Rotation 69
- Table27–MODE- RUN STATUS 70
- Table 30 – MODE - PRESSURES 72
- Table 31 – MODE - SET POINTS 73
- Table 32 – MODE -- INPUTS 73
- Table 3 3 – MODE - OUTPUTS 73
- Table 35 – MODE - TIME CLOCK 78
- Table 36 – CCN ONLY TABLES 78
- Table 38 – MODE - ALARMS 81
- APPENDIX B - VFD INFORMATION 82
- Table 40 – VFD CONFIGURATIONS 83
- Start Up with Assistant 84
- Standard Display Mode 84
- Parameters Mode 85
- Start--Up Assistant Mode 85
- Changed Parameters Mode 85
- Drive Parameter Backup Mode 85
- Clock Set Mode 86
- I/O Settings Mode 86
- Faults (Red LED Lit) 86
- Alarms (Green LED Flashing) 86
- Correcting Faults 86
- Correcting Alarms 87
- Heat Sink 87
- Table41–FAULTCODES 88
- Table 41 — FAULT CODES (cont) 89
- Table 42 – ALARM CODES 90
- Main Fan Replacement 91
- Control Panel Cleaning 91
- Battery Replacement 91
- APPENDIX C -- START--UP DATA 92
- INDICATE UNIT SETTINGS BELOW 102
- ELECTRICAL 106
- TEMPERATURES 106
- PRESSURES 106
- Catalog No:48--50PD--02T 107
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