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Legacy 549J 12 Series
Bryant Legacy 549J 12 Series Manuals
Manuals and User Guides for Bryant Legacy 549J 12 Series. We have
1
Bryant Legacy 549J 12 Series manual available for free PDF download: Installation Instructions Manual
Bryant Legacy 549J 12 Series Installation Instructions Manual (44 pages)
Single Package Rooftop Heat Pump with Puron (R-410A) Refrigerant
Brand:
Bryant
| Category:
Heat Pump
| Size: 10.43 MB
Table of Contents
Table of Contents
1
Safety Considerations
1
Model Number Nomenclature and Dimensions
2
Rated Indoor Airflow
2
Refrigeration System Components
6
Reversing Valve and Check Valve Position
6
Troubleshooting Refrigerant Pressure Problems and Check
6
Valves
6
Refrigerant System Pressure Access Ports
7
Installation
7
Jobsite Survey
7
Step 1 - Plan for Unit Location
8
Roof Mount
8
Step 2 - Plan for Sequence of Unit Installation
8
Curb-Mounted Installation
8
Pad-Mounted Installation
8
Frame-Mounted Installation
8
Step 3 - Inspect Unit
8
Step 4 - Provide Unit Support
8
Roof Curb Mount
8
Slab Mount (Horizontal Units Only)
8
Step 5 - Field Fabricate Ductwork
10
Units with Accessory Electric Heaters
10
Step 6 - Rig and Place Unit
10
Positioning on Curb
11
Step 7 - Convert to Horizontal and Connect Ductwork (When Required)
11
Step 8 - Install Outside Air Hood
12
Economizer Hood Removal and Setup (Fac- Tory Option)
12
Two-Position Damper Hood Removal and Setup (Factory Option)
12
Economizer and Two-Position Hood Assembly
12
Step 9 - Install External Condensate Trap and Line
13
Step 10 - Make Electrical Connections
14
Field Power Supply
14
All Units
15
Units Without Factory-Installed Non-Fused Disconnect
16
Units with Factory-Installed Non-Fused Disconnect
16
Convenience Outlets
16
Factory-Option Thru-Base Connections
18
Units Without Thru-Base Connections
18
Field Control Wiring
18
Thermostat
18
Central Terminal Board
18
Commercial Defrost Control
19
Unit Without Thru-Base Connection Kit
21
Heat Anticipator Settings
21
Electric Heaters
21
Control and Power Wiring Diagrams
22
Economi$Er® X (Factory Option)
27
System Components
27
Specifications
27
Inputs
27
Outputs
27
Environmental
27
Economizer Module Wiring Details
28
S-Bus Sensor Wiring
28
Co2 Sensor Wiring
29
Interface Overview
29
Setup and Configuration
30
Time-Out and Screensaver
30
Enthalpy Settings
38
Two-Speed Fan Operation
38
Checkout
38
Troubleshooting
39
Smoke Detectors
39
Completing Return Air Smoke Sensor Installation
39
Additional Application Data
39
2-Speed Indoor Fan Motor System with Variable
40
Frequency Drive (Factory-Installed Option)
40
RTU OPEN Controller (Factory Option)
40
Controller Options
40
Low Ambient
40
Step 11 - Adjust Factory-Installed Options
40
Smoke Detectors
40
Economi$Er IV Occupancy Switch
40
Step 12 - Install Accessories
40
Step 13 - Check Belt Tension
41
Belt Force - Deflection Method
41
Belt Tension Method
41
Pre-Start and Start-Up
41
Start-Up Checklist for 549J12 Single Package Rooftop Heat
43
Pump
43
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