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COMFORTLINK 50PG20
Carrier COMFORTLINK 50PG20 Manuals
Manuals and User Guides for Carrier COMFORTLINK 50PG20. We have
3
Carrier COMFORTLINK 50PG20 manuals available for free PDF download: Controls, Start-Up, Operation, Service And Troubleshooting Instructions, Installation Instructions Manual
Carrier COMFORTLINK 50PG20 Controls, Start-Up, Operation, Service And Troubleshooting Instructions (112 pages)
Single Package Rooftop Units with COMFORTLINK Controls and PURON (R-410A) Refrigerant
Brand:
Carrier
| Category:
Air Conditioner
| Size: 5 MB
Table of Contents
Table of Contents
1
Safety Considerations
2
General
2
Basic Control Usage
2
Comfortlink Control
2
Scrolling Marquee
3
Accessory Navigator™ Display
3
Operation
3
System Pilot
4
CCN Tables and Display
4
Conventions Used in this Manual
4
Start-Up
6
Unit Preparation
6
Compressor Mounting
6
Refrigerant Service Ports
6
Crankcase Heater(S)
6
Compressor Rotation
6
Internal Wiring
6
Subcooler Heat Exchanger (SHX)
6
Evaporator Fan
6
Condenser Fans and Motors
6
Orifice Change (48PG Only)
7
Power Supply
7
Air Baffles
7
Accessory Installation
7
Controls Quick Start
35
Thermostat Control
35
Space Temperature Sensor Control - Direct Wired (T-55 or T-56)
35
Space Temperature Sensor Control - CCN (T-58)
35
Space Temperature Sensor Control - CCN Linkage
35
Space Humidity Control - Humidistat
35
Space Humidity Control - Thermidistat
35
Space Humidity Control - Relative Humidity Sensor
35
CCN Communication
35
Accessories
35
Control Configuration Checklist
36
Programming Operating Schedules
36
Service Test
36
Third Party Control
38
Thermostat
38
Humidistat
38
Humidity Sensor
38
Remote Occupancy
38
Fire Shutdown
38
Alarm Output
38
Outdoor Enthalpy
38
IAQ Switch
39
IAQ Sensor
39
OAQ Sensor
39
Controls Operation
39
Display Configuration
39
Modes
39
Unit Configuration
39
Occupancy Determination
40
Indoor Fan
41
Cooling
41
Thermostat Control
41
Gas Heating (48PG Units)
42
Space Sensor Control
43
Electric Heat (50PG Units)
44
Economizer
44
Economizer Actuator Communications
45
Optional Humdi-Mizer Dehumidification System
45
Indoor Air Quality
49
Temperature Compensated Start
51
Carrier Comfort Network® (CCN) Configuration
51
Alarm Handling
52
Troubleshooting
52
Complete Unit Stoppage
52
Restart Procedure
54
Control Module Communication
54
Alarms and Alerts
54
Viewing and Clearing Unit Alarms
54
Diagnostic Alarm Codes and Possible Causes
54
Cooling Troubleshooting
57
Humidi-Mizer Troubleshooting
57
Economizer Troubleshooting
57
Heating Troubleshooting
60
Phase Loss Protection
60
Thermistor Troubleshooting
61
Transducer Troubleshooting
64
Forcing Inputs and Outputs
64
Major System Components
67
General
67
Main Base Board (MBB)
67
Economizer Control Board (ECB)
67
Integrated Gas Control (IGC) Board
67
Low Voltage Terminal Strip (TB2)
67
Scrolling Marquee Display
80
Accessory Navigator™ Display
80
Carrier Comfort Network® Interface
80
Subcooler Heat Exchanger
80
Return/Supply Air Temperature Sensor
82
Field-Installed Accessories
82
Space Temperature Sensor (T-55)
82
Space Temperature Sensor (T-56)
82
Space Temperature Sensor (T-58)
82
Space Temperature Sensor Averaging
82
Service
85
Cleaning
85
Lubrication
86
Manual Outdoor Air Damper
87
Economizer Adjustment
87
Evaporator Fan Service and Replacement
87
Evaporator Fan Performance Adjustment
87
Evaporator Fan Belt Tension Adjustment
88
Condenser-Fan Adjustment
88
Verify Sensor Performance
88
Economizer Operation During Power Failure
88
Evacuation
88
Refrigerant Charge
89
Gas Valve Adjustment (48PG Only)
90
High Altitude (48PG Only)
90
Main Burners (48PG Only)
91
Control Circuit 24-V
92
Filter Drier
92
Protective Devices
92
Relief Devices
92
Replacement Parts
92
Diagnostic Leds
92
Appendix A - Local Display and Ccn Tables
93
Appendix B - Control Modes with Humidi-Mizer System and Economizer
104
Configuration Log
108
Unit Start-Up Checklist
112
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Carrier COMFORTLINK 50PG20 Installation Instructions Manual (27 pages)
Single Package Rooftop Units Electric Cooling with Electric Heat Option and COMFORTLINK with PURON (R -410A) Refrigerant
Brand:
Carrier
| Category:
Air Conditioner
| Size: 1 MB
Table of Contents
Table of Contents
1
Safety Considerations
1
Installation
1
Step 1 - - Provide Unit Support
1
Step 2 -Remove Shipping Rails
3
Step 3 -Rig and Place Unit
3
Step 4 -Field Fabricate Ductwork
9
Step 5 -Make Unit Connections
9
Step 6 -Trap Condensate Drain
10
Step 7 -Make Electrical Connections
10
Step 8 -Install Outdoor- -Air Hood
25
Step 9 -Position Optional Power Exhaust or
25
Barometric Relief Damper Hood
25
Step 10 -Non- -Fused Disconnect
27
Step 11 -Install All Accessories
27
Step 12 -Configure Controls
27
Warning
27
Carrier COMFORTLINK 50PG20 Installation Instructions Manual (8 pages)
With Controls Power Exhaust and Barometric Relief Accessory
Brand:
Carrier
| Category:
Ventilation Hood
| Size: 0 MB
Table of Contents
Installation Instructions
1
Safety Considerations
1
General
1
Installation
2
Barometric Relief Damper
6
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