Laars Mini-Therm II JVT-225 Manuals

Manuals and User Guides for Laars Mini-Therm II JVT-225. We have 1 Laars Mini-Therm II JVT-225 manual available for free PDF download: Installation And Operation Instructions Manual

Laars Mini-Therm II JVT-225 Installation And Operation Instructions Manual

Laars Mini-Therm II JVT-225 Installation And Operation Instructions Manual (36 pages)

Residential Gas-Fired Hydronic Boilers

Brand: Laars | Category: Boiler | Size: 1.35 MB

Table of Contents

Table of Contents
2
Section 1.

3
General Information

3
Section 2.

4
- Diagnostic Tools
  4
- Specifications
  4
- General Specifications
  4
- Dimensions
  4
Installation Instructions

4
- Introduction
  4
- Field Assembly
  5
- Clearances
  6
- Flooring
  6
Section 3.

7
Venting

7
Section 4.

10
Gas Connections

10
- Gas Supply and Piping
  10
- Special Precautions for LP Gas
  11
Section 5.

12
Water Connections

12
- Water Piping
  12
- By-Pass Piping
  12
- Alternate Auto-Bypass Operation
  12
- Flow Requirements
  15
Section 6.

16
- Chilled Water Systems
  16
- Oxygen Permeable Systems
  16
- Anti-Freeze
  16
Electrical

16
- General Information
  16
- Main Power
  16
- Zone Valves
  20
Section 7.

21
- Grounding
  21
- Auxiliary Devices
  21
- Flow Switch
  21
- Heat Anticipator
  21
Operating Instructions

21
- Normal Operation
  21
- Start-Up
  22
- Filling the System
  22
- Boiler Start-Up
  22
- Lighting and Shutdown Procedures
  23
- Lighting the Boiler
  23
- Shutdown
  24
- Main Burner Shutdown (JVT Only)
  24
- Complete Shutdown
  24
- High Altitude Burner Air Shutter Adjustment
  24
Section 8.

25
Maintenance

25
- General Maintenance
  25
- Boiler Components and Their Operation
  26
Section 9.

27
Troubleshooting

27
Section 10.

30
- Electrical Troubleshooting
  30
Glossary

30
- Glossary of Terms
  30
Section 11.

31
Replacement Parts

31
- Ordering Information
  31
- Parts List
  31
- Exploded View
  34

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