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XRV-45-20D Series
Accurex XRV-45-20D Series Rooftop Unit Manuals
Manuals and User Guides for Accurex XRV-45-20D Series Rooftop Unit. We have
1
Accurex XRV-45-20D Series Rooftop Unit manual available for free PDF download: Installation, Operation And Maintenance Manual
Accurex XRV-45-20D Series Installation, Operation And Maintenance Manual (32 pages)
Packaged Rooftop Ventilator
Brand:
Accurex
| Category:
Fan
| Size: 0.68 MB
Table of Contents
General Safety Information
1
Table of Contents
2
Receiving, Handling, Storage
3
Product Overview
4
Subassemblies
5
Installation
6
Typical Unit Weights and Dimensions
6
Service Clearances
6
Additional Clearances for Packaged DX
7
Handling Concerns for Units with Package DX
7
Lifting
7
Roof Curb Mounting
8
Optional Piping Vestibule
8
Ductwork Configurations
8
Rail Mounting and Layout
9
Recommended Electrical and Gas Supply Entry Locations
9
Gas Supply Piping
9
Gas Connections
9
Piping Installation Optional Coil Piping
10
Condensate Drain Trap
10
Condensate Overflow Switch
10
Electrical Information
11
Determine the Size of Main Power Lines
11
Determine the Size of Electric Heater Wiring
11
Provide the Opening(S) for the Electrical Connections
11
Connect the Power Supplies
11
Wire the Optional Convenience Outlet
11
Connect Field-Wired Low Voltage Components
11
Field-Provided Disconnect
11
Control Center Components Main Control Center
12
Optional Indirect Gas-Fired Furnace
12
Component Operation Phase Monitor
13
Variable Frequency Drive
13
Supply Fan VFD Sequence
13
Optional Component Operation Exhaust Fan VFD Sequence
13
OA and Recirc Air Damper Sequence
13
Exhaust Fan Only Power
13
Vapor Tight Lights
13
EC Condenser Fans
14
Airflow Monitor
14
Dirty Filter Sensor
15
Microprocessor Control
15
Unoccupied Recirculation Damper
15
Vapor Tight Lights
15
Hot Gas Bypass Valve
15
Hot Gas Reheat Valve
15
Factory-Installed Refrigeration System Components
16
Start-Up Unit
17
Model and Serial Number
17
Pre-Start-Up Checklist
18
Special Tools Required
18
Start-Up Procedure
18
Voltage Imbalance
18
Start-Up Checklist
19
Start-Up Components
20
Fan
20
Supply Fan (Plenum Type)
20
Fan Wheel Rotation Direction
20
Supply/Exhaust Fan
20
Vibration
20
Airflow Monitor
21
Discharge Air Temperature Sensor
22
Hot Gas Reheat Valve
22
Troubleshooting Alarms
22
Microprocessor Controller
22
Phase Monitor
22
Variable Frequency Drive
22
Optional Digital Scroll Compressor Controller
22
Unit
23
Refrigeration Circuit
24
Refrigeration Circuit
27
Routine Maintenance
28
Monthly
28
Semiannually
28
Annually
28
Units with Packaged DX, Semiannually
28
Maintenance Procedures Lubrication
29
Dampers
29
Gas Furnace
29
Fan Motors
29
Fan Wheel and Fasteners
29
Internal Filter Maintenance
29
Outdoor Air Filters
29
External Filter Maintenance
29
Coil Maintenance
29
Reference
30
Venting Connection Locations
30
Rated Airflow
31
Maintenance Log
32
Our Commitment
32
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