Armstrong GFH-450 Manuals

Manuals and User Guides for Armstrong GFH-450. We have 1 Armstrong GFH-450 manual available for free PDF download: Installation And Maintenance Manual

Armstrong GFH-450 Installation And Maintenance Manual

Armstrong GFH-450 Installation And Maintenance Manual (36 pages)

Category I / III Gas Fired Appliance

Brand: Armstrong | Category: Humidifier | Size: 1.84 MB

Table of Contents

Table of Contents
3
Safety Precautions
4
Installation
5
- Site Selecton
  5
- Mounting Unit
  6
- Water Fill Supply
  8
- Electrical Service
  8
- Drainage
  8
Gas Piping
8
- Gas Leak Testing
  9
Combustion Air
10
Venting (General)
12
- Horizontally Vented
  13
- Vertically Vented
  14
Steam Distribution
14
Control Wiring
15
- Control Humidistat
  15
- High Limit Humidistat
  15
- Air Flow Pressure Switch
  16
- Alarm Circuit
  16
- Outdoor Enclosure Option
  17
Start-Up Procedure
22
Principal of Operation
23
- Completing a Service Life Cycle
  23
- End of Season Drain
  23
Maintenance
24
Troubleshooting
28
- Diagnostics
  28
- Clearing Error Codes
  29
- Dip Switch Settings
  29
Wiring Schematics
30
Parts List
35

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