User Manuals: Carrier Infinity 48XT A Series System

Manuals and User Guides for Carrier Infinity 48XT A Series System. We have 1 Carrier Infinity 48XT A Series System manual available for free PDF download: Installation Instructions Manual

Carrier Infinity 48XT A Series Installation Instructions Manual

Carrier Infinity 48XT A Series Installation Instructions Manual (38 pages)

Brand: Carrier | Category: Air Conditioner | Size: 3 MB

Table of Contents

Table of Contents
1
Safety Considerations
2
Introduction
2
Receiving and Installation
2
Check Equipment
2
Identify Unit
2
Inspect Shipment
2
Provide Unit Support
2
Roof Curb
2
Slab Mount
3
Provide Clearances
3
Rig and Place Unit
3
Inspection
3
Rigging/Lifting of Unit
3
Select and Install Ductwork
8
Converting Horizontal Discharge Units to Downflow (Vertical) Discharge Units
9
Provide for Condensate Disposal
10
Install Flue Hood
10
Install Gas Piping
11
Install Electrical Connections
12
High- -Voltage Connections
12
Routing Power Leads into Unit
12
Connecting Ground Lead to Ground Screw
12
Routing Control Power Wires
12
Accessory Installation
13
Special Procedures for 208- -V Operation
13
Pre- -Start- -Up
15
Start- -Up
15
Unit Start- -Up and Troubleshooting
16
Sequence of Operation
21
Check for Refrigerant Leaks
27
Start- -Up Adjustments
27
Checking Cooling and Heating Control Operation
27
Checking and Adjusting Refrigerant Charge
27
Refrigerant Charge
27
No Charge
27
Low Charge Cooling
27
To Use Cooling Charging Charts
28
Non- -Communicating Emergency Cooling/Heating Mode
28
Maintenance
30
Air Filter
30
Indoor Fan and Motor
30
Combustion- -Air Blower
30
Burner Ignition
30
Main Burners
30
Inducer Pressure Switch
31
Outdoor Coil, Indoor Coil, and Condensate Drain Pan
31
Outdoor Fan
31
Electrical Controls and Wiring
31
Refrigerant Circuit
31
Indoor Airflow
31
Metering Devices-TXV & Accurater ® Piston
31
Pressure Switches
31
Loss- -Of- -Charge Switch
32
High- -Pressure Switches
32
Copeland Scroll Compressor (Puron Refrigerant)
32
Refrigerant System
32
Refrigerant
32
Compressor Oil
32
Servicing Systems on Roofs with Synthetic Materials
32
Liquid- -Line Filter Drier
32
Puron (R- -410A) Refrigerant Charging
32
Troubleshooting
33
Final Checks
34
Care and Maintenance
34
Start- -Up Checklist
38

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