Carrier 50TCQA04 Manuals

Manuals and User Guides for Carrier 50TCQA04. We have 3 Carrier 50TCQA04 manuals available for free PDF download: Service And Maintenance Instructions, Installation Instructions Manual

Carrier 50TCQA04 Installation Instructions Manual (68 pages)

Single Package Rooftop Heat Pump with Puronr (R-410A) Refrigerant Sizes 04-07

Brand: Carrier | Category: Heat Pump | Size: 6 MB

Table of Contents
1
Safety Considerations
3
Rated Indoor Airflow (Cfm)
4
Refrigeration System Components
7
Installation
9
Jobsite Survey
9
Step 1 - Plan for Unit Location
9
Roof Mount
9
Step 2 - Plan for Sequence of Unit Installation
9
Curb- - Mounted Installation
9
Pad- - Mounted Installation
9
Frame- - Mounted Installation
9
Step 3 - Inspect Unit
9
Step 4 - Provide Unit Support
9
Slab Mount (Horizontal Units Only)
11
Alternate Unit Support (in Lieu of Curb or Slab Mount)
11
Step 5 - Field Fabricate Ductwork
11
For Units with Accessory Electric Heaters
11
Step 6 - Rig and Place Unit
11
Positioning on Curb
12
Step 7 - Convert to Horizontal and Connect
12
Ductwork
12
Step 8 - Install Outside Air Hood
13
Economizer and Two- - Position Damper Hood Package Removal and Setup - Factory Option
13
Economizer Hood and Two- - Position Hood
13
Step 9 - Units with Hinged Panels Only
14
Step 10 - Install External Condensate Trap and Line
14
Step 11 - Make Electrical Connections
15
Field Power Supply
15
Units with Factory- - Installed
18
Non- - Fused Disconnect
18
Units Without Factory- - Installed
18
All Units
18
Convenience Outlets
18
Factory- - Option Thru- - Base Connections
20
Units Without Thru- - Base Connections
20
Field Control Wiring
20
Thermostat
20
Unit Without Thru- - Base Connection Kit
21
Heat Anticipator Settings
21
Central Terminal Board
21
Commercial Defrost Control
21
Electric Heaters
23
Single Point Boxes and Supplementary Fuses
24
Single Point Boxes Without Fuses
24
Low- - Voltage Control Connections
24
Economi$Er R X (Factory- -Installed Option)
25
Product Description
25
System Components
25
Specifications
25
W7220 Economizer Module
25
Electrical
25
Inputs
25
Outputs
26
Environmental
26
S- - Bus Sensor Wiring
26
CO 2 Sensor Wiring
27
Interface Overview
27
User Interface
27
Keypad
27
Menu Structure
28
Setup and Configuration
28
Time- - out and Screensaver
28
Sequence of Operation
34
Enthalpy Settings
38
Two- -Speed Fan Operation
38
Checkout
39
Power up
39
Initial Menu Display
39
Power Loss (Outage or Brownout)
39
Status
39
Checkout Tests
39
Troubleshooting
39
Alarms
39
Clearing Alarms
39
Premierlinkt (Factory Option)
40
Supply Air Temperature (SAT) Sensor
42
Outdoor Air Temperature (OAT) Sensor
42
Economi$Er2
42
Field Connections
42
Space Sensors
45
Connect Thermostat
45
Configure the Unit for Thermostat Mode
45
Economizer Controls
46
Indoor Air Quality (CO 2 Sensor)
46
Outdoor Air Quality Sensor
46
Space Relative Humidity Sensors
47
Smoke Detector/Fire Shutdown (FSD)
47
Filter Status Switch
47
Supply Fan Status Switch
47
Remote Occupied Switch
47
Power Exhaust (Output)
48
CCN Communication Bus
48
RTU Open Control System
49
Supply Air Temperature (SAT) Sensor
51
Outdoor Air Temperature (OAT) Sensor
51
Economi$Er2
51
Field Connections
51
Space Temperature (SPT) Sensors
52
Indoor Air Quality (CO 2) Sensor
52
Outdoor Air Quality Sensor
53
Space Relative Humidity Sensor
53
Smoke Detector/Fire Shutdown (FSD)
53
Connecting Discrete Inputs
53
Communication Wiring - - Protocols
53
General
53
Local Access
54
RTU Open Controller Troubleshooting
54
Outdoor Air Enthalpy Control
56
Differential Enthalpy Control
56
Return Air Enthalpy Sensor
56
Smoke Detectors
56
Step 12 - Adjust Factory- -Installed Options
63
Step 13 - Install Accessories
63
Step 14 - Check Belt Tension
64
Unit Start- - up Checklist
67

Carrier 50TCQA04 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

Carrier 50TCQA04 Installation Instructions Manual (48 pages)

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

Brand: Carrier | Category: Heat Pump | Size: 5 MB

Table of Contents
1
Safety Considerations
1
- Cut Hazard
  2
- Jobsite Survey
  4
- Step 1 - Plan for Unit Location
  4
Installation
4

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