User Manuals: Carrier 50TCQD14 Rooftop Heat Pump

Manuals and User Guides for Carrier 50TCQD14 Rooftop Heat Pump. We have 2 Carrier 50TCQD14 Rooftop Heat Pump manuals available for free PDF download: Service And Maintenance Instructions, Installation Instructions Manual

Carrier 50TCQD14 Installation Instructions Manual (68 pages)

Single Package Rooftop Heat Pump with Puron (R-410A) Refrigerant Size 14

Brand: Carrier | Category: Heat Pump | Size: 11 MB

Table of Contents
1
Theinstallation.

3
Safety Considerations

3
- Rated Indoor Airflow (Cfm)
  4
Refrigeration System Components

7
Installation

9
Step 8 - Install Outside Air Hood

12
Step 9 - - Install External Condensate Trap and Line

14
Step 10 - Make Electrical Connections

15
- Field Power Supply
  15
- All Units
  16
- Units Without Factory- - Installed
  19
- Non- - Fused Disconnect
  19
- Units with Factory- - Installed
  19
- Convenience Outlets
  19
- Factory- - Option Thru- - Base Connections
  21
- Units Without Thru- - Base Connections
  21
- Field Control Wiring
  21
- Thermostat
  21
- Central Terminal Board
  22
- Commercial Defrost Control
  22
  - Unit Without Thru- - Base Conversion Kit
    24
  - Heat Anticipator Settings
    24
- Electric Heaters
  24
Economi$Er R X (Factory- -Installed Option)

27
- Product Description
  27
- System Components
  27
Specifications

27
- W7220 Economizer Module
  27
- Electrical
  27
- Inputs
  27
- Outputs
  28
- Environmental
  28
- S- - Bus Sensor Wiring
  28
- CO 2 Sensor Wiring
  29
Interface Overview

29
- User Interface
  29
- Keypad
  29
Menu Structure

30
Setup and Configuration

30
- Time- - out and Screensaver
  30
Sequence of Operation

36
Enthalpy Settings

40
Two- -Speed Fan Operation

40
Checkout

41
- Power up
  41
- Initial Menu Display
  41
- Power Loss (Outage or Brownout)
  41
- Status
  41
- Checkout Tests
  41
Troubleshooting

41
- Alarms
  41
- Clearing Alarms
  41
Premierlinkt Controller (Factory Option)

42
Field Connections

44
- Space Sensors
  44
- Connect Thermostat
  44
- Configure the Unit for Thermostat Mode
  45
- Economizer Controls
  47
  - Indoor Air Quality (CO Sensor)
    47
  - Outdoor Air Quality Sensor
    47
  - Space Relative Humidity Sensor
    48
  - Smoke Detector/Fire Shutdown (FSD)
    48
  - Filter Status Switch
    48
  - Supply Fan Status Switch
    48
  - Remote Occupied Switch
    48
  - Power Exhaust (Output)
    48
  - CCN Communication Bus
    49
- RTU Open Controller System
  50
  - Supply Air Temperature (SAT) Sensor
    52
  - Outdoor Air Temperature (OAT) Sensor
    52
  - Economi$Er2
    52
  - Field Connections
    52
    
    Space Temperature (SPT) Sensors
    53
    
    Indoor Air Quality (CO ) Sensor
    53
    
    Outdoor Air Quality Sensor
    54
    
    Space Relative Humidity Sensor
    54
    
    Smoke Detector/Fire Shutdown (FSD)
    54
    
    Connecting Discrete Inputs
    54
  - Communication Wiring - - Protocols
    54
    
    General
    54
  - Local Access
    55
    
    RTU Open Controller Troubleshooting
    56
  - Outdoor Air Enthalpy Control
    57
    
    Differential Enthalpy Control
    57
    
    Return Air Enthalpy Sensor
    57
- Smoke Detectors
  57
- Step 11 - Adjust Factory- -Installed Options
  63
- Step 12 - Install Accessories
  63
- Step 13 - Check Belt Tension
  64
Unit Start- - up Checklist

67

Carrier 50TCQD14 Service And Maintenance Instructions (84 pages)

Single Package Heat Pump/Electric Heat

Brand: Carrier | Category: Heat Pump | Size: 4 MB

Table of Contents
1
Safety Considerations
1
Unit Arrangement and Access
3
Return Air Filters
3
Supply Fan (Blower) Section
4
Heat Pump Refrigeration System
9
Puronr (R−410A) Refrigerant
12
Thermostatic Expansion Valve (Txv)
13
Cooling Charging Charts
15
Convenience Outlets
23
Heat Pump Controls
24
Protective Controls
24
Commercial Defrost Control
25
Electric Heaters
28
Smoke Detectors
31
Premierlink™ Control
38
Rtu−Open Control System
39
Sensory/Accessory Installation
39
Additional Rtu−Open Installation and Troubleshooting
39
Pre−Start−Up
41
Start−Up, Premierlink
43
Start−Up, Rtu−Open
43
Fastener Torque Values
44
Appendix I. Model Number Significance
45
Appendix II. Physical Data
47
Appendix III. Fan Performance
49
Appendix IV. Wiring Diagrams
62
Appendix V. Motormaster Sensor Locations
79
Start-Up Checklist
83

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User Manuals: Carrier 50TCQD14 Rooftop Heat Pump

Carrier 50TCQD14 Installation Instructions Manual (68 pages)

Table of Contents

Theinstallation.

Safety Considerations

Refrigeration System Components

Installation

Step 8 - Install Outside Air Hood

Step 9 - - Install External Condensate Trap and Line

Step 10 - Make Electrical Connections

Economi$Er R X (Factory- -Installed Option)

Specifications

Interface Overview

Menu Structure

Setup and Configuration

Sequence of Operation

Enthalpy Settings

Two- -Speed Fan Operation

Checkout

Troubleshooting

Premierlinkt Controller (Factory Option)

Field Connections

Unit Start- - up Checklist

Carrier 50TCQD14 Service And Maintenance Instructions (84 pages)

Table of Contents

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