User Manuals: Lochinvar Crest OFN1251 Condensing Boiler

Manuals and User Guides for Lochinvar Crest OFN1251 Condensing Boiler. We have 1 Lochinvar Crest OFN1251 Condensing Boiler manual available for free PDF download: Supplemental Manual

Lochinvar Crest OFN1251 Supplemental Manual

Lochinvar Crest OFN1251 Supplemental Manual (28 pages)

Outdoor Condensing Boiler

Brand: Lochinvar | Category: Boiler | Size: 4 MB

Table of Contents

Hazard Definitions

2
- Table of Contents
  2
Please Read before Proceeding

3
The Outdoor Crest - How It Works

4
Ratings

6
1 DETERMINE BOILER LOCATION Installation Must Comply with

7
2 GAS CONNECTIONS Gas Supply

11
- Connecting Gas Supply Piping
  11
- Natural Gas
  12
- Propane Gas
  12
- Check Inlet Gas Supply
  13
- Gas Valve Replacement
  14
3 Start-Up

15
- Pre-Commissioning Cleaning
  15
- Fill Water
  15
- Boiler Water
  15
- Oxygen Prevention
  16
- Check for Gas Leaks
  16
- Check Thermostat Circuit(S)
  17
- Inspect Condensate System
  17
- Final Checks before Starting the Boiler
  17
- Start the Boiler
  17
- If Boiler Does Not Start Correctly
  17
- Check System and Boiler
  17
- Check Flame and Combustion
  18
- Operating Instructions
  19
4 Diagrams

20

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