Carrier WeatherMaker 50FCQ 28 Series Manuals

Manuals and User Guides for Carrier WeatherMaker 50FCQ 28 Series. We have 1 Carrier WeatherMaker 50FCQ 28 Series manual available for free PDF download: Service And Maintenance Instructions

Carrier WeatherMaker 50FCQ 28 Series Service And Maintenance Instructions (132 pages)

Single Package Rooftop Heat Pump with Puron R-410A Refrigerant and EcoBlue Fan Technology

Brand: Carrier | Category: Heat Pump | Size: 23 MB

Table of Contents
1
Safety Considerations
2
Unit Arrangement and Access
3
General
3
Routine Maintenance
3
Quarterly Inspection
3
Seasonal Maintenance
4
Return Air Filters
4
Supply Fan (Blower) Section
5
Electrical Shock Hazard
5
Supply Fan (Direct-Drive)
6
Selecting Fan Speed
6
Staged Air Volume
14
Cooling
14
Condenser Coil
14
Condenser Coil Maintenance and Cleaning
14
Recommendation
14
Evaporator Coil
16
Evaporator Coil Metering Devices
16
Typical Unit Piping
16
Thermostatic Expansion Valve (Txv)
19
TXV Operation
19
Replacing TXV
19
Refrigerant System Pressure Access Ports
20
Puron ® (R-410A) Refrigerant
21
Refrigerant Charge
21
Low-Charge Cooling
21
Cooling Charging Charts
22
Compressor
25
Lubrication
25
Replacing Compressor
25
Compressor Rotation
25
Filter Drier
25
Condenser-Fan Adjustment
25
Troubleshooting Cooling System
26
Convenience Outlets
27
Installing Weatherproof Cover
27
Non-Powered Type
27
Unit-Powered Type
27
Duty Cycle
28
Maintenance
28
Fuse on Powered Type
28
Commercial Defrost Control
28
Reversing Valve Control
28
Compressor Control
28
Auxiliary (Electric) Heat Control
28
Defrost
29
Electric Heaters
30
Heater Installation (All Units)
30
High Sccr Unit Installation  (65Ka Sccr)
30
High Sccr Unit Installation  (60Ka Sccr)
30
Completing Heater Installation
35
Smoke Detectors
36
System
36
Controller
36
Smoke Detector Sensor
36
Smoke Detector Locations
36
Supply Air
36
FIOP Smoke Detector Wiring and Response
38
All Units
38
Additional Application Data
38
Sensor and Controller Tests
39
Sensor Alarm Test
39
Controller Alarm Test
39
Dirty Controller Test
39
Dirty Sensor Test
39
Changing the Dirt Sensor Test
39
Remote Station Test
40
SD-TRK4 Remote Alarm Test Procedure
40
Remote Test/Reset Station Dirty Sensor Test
40
Dirty Sensor Test Using an SD-TRK4
40
Detector Cleaning
40
Indicators
41
Troubleshooting
41
Protective Devices
42
Compressor Protection
42
Relief Device
42
Control Circuit, 24-V
42
Systemvu Control System
43
Systemvu Interface
43
Additional Systemvu Installation and Troubleshooting
43
Economizer Systems
44
Economi$Er2
45
Economi$Er X (Factory-Installed Option)
46
Specifications
46
Economizer Module Wiring Details
47
S-Bus Sensor Wiring
47
Interface Overview
48
User Interface
48
Co 2 Sensor Wiring
48
Menu Structure
49
Setup and Configuration
49
Time-Out and Screensaver
49
Enthalpy Settings
56
Troubleshooting
57
Economizerone (Field-Installed Accessory)
58
Economizerone (Factory Option)
62
Economizer Settings
62
Electric Shock Hazard
81
Pre-Start-Up/Start-Up
83
Start-Up, General
83
Unit Preparation
83
Additional Installation/Inspection
83
Return-Air Filters
83
Outdoor-Air Inlet Screens
83
Compressor Mounting
83
Internal Wiring
83
Refrigerant Service Ports
83
Compressor Rotation
84
Cooling
84
Heating
84
Ventilation (Continuous Fan)
84
Fastener Torque Values
84
Start-Up, Systemvu Controls
84
Appendix A - Model Number Nomenclature
85
Appendix B - Physical Data
86
Appendix C - Fan Performance
87
Appendix D - Wiring Diagrams
97
Appendix E - Low Ambient Control Sensor Location
130
Start-Up Checklist
131
Preliminary Information
131
Pre-Start-Up
131

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Carrier WeatherMaker 50FCQ 28 Series Manuals

Carrier WeatherMaker 50FCQ 28 Series Service And Maintenance Instructions (132 pages)

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