Lochinvar HYDRONIC HEATING BOILERS Manuals

Manuals and User Guides for Lochinvar HYDRONIC HEATING BOILERS. We have 1 Lochinvar HYDRONIC HEATING BOILERS manual available for free PDF download: Installation And Service Manual

Lochinvar HYDRONIC HEATING BOILERS Installation And Service Manual (52 pages)

HYDRONIC HEATING BOILERS and DOMESTIC WATER HEATERS 495,000 - 2,065,000 Btu/hr MODELS

Brand: Lochinvar | Category: Water Heater | Size: 3.44 MB

Domestic Water Heaters
1
Table of Contents
2
General Product Information
3
- Special Instructions
  3
- Unpacking
  3
- Codes
  3
- Warranty
  3
Safety Information
3
Product Identification
5
Installation
6
Freeze Protection
7
- Pump Operation
  7
- Location
  7
- Hydronic System Antifreeze
  7
- Outdoor Boiler Installation
  7
- Shutdown and Draining
  7
Freeze Protection for a Heating Boiler System
8
- Combustion and Ventilation Air
  8
- Combustion Air Filter
  8
- Combustion Air Options
  9
- Exhaust Fans
  10
Venting
10
Vent System Options
12
- Barometric Damper Location
  12
1 Conventional Negative Draft Venting

13
2 Outdoor Installation Venting

14
- Connecting to Gas Supply
  16
  - Gas Pressure Test
    16
  - Gas Piping
    16
  - Connecting Gas Piping to Unit
    17
  - Gas Train and Controls
    17
  - Combination Gas Valves
    18
  - Venting of Combination Gas Valves
    18
  - Checking Gas Supply Pressure
    18
  - Gas Manifold Pressure Adjustment
    19
- Connecting to Water Supply
  20
  - Inlet and Outlet Connections
    20
  - Relief Valve
    21
  - Water Flow Switch
    21
  - Low Water Cutoff
    21
- Connecting to Electrical Supply
  21
  - Terminal Strip Connection Options
    22
- Boiler System Piping
  23
- Operation
  28
- Water Treatment
  28
- Placement of Sensors
  32
  - Remote Mounting of Sensor
    33
- Hot Surface Ignition System
  33
- Operation and Diagnostic Lights
  35
- Domestic Water Heaters
  36
  - Water Velocity Control
    36
  - Water Chemistry
    37
  - Pipe Size Requirements
    37
  - Circulating Pump
    37
  - Minimum Pump Performance
    38
  - Heat Exchanger
    38
  - Potable Hot Water Temperature Control Settings
    38
  - Location of Cold Water Supply Piping Connections
    39
  - High Water Temperature Limit Control
    39
  - Optional Relief Valve
    39
  - Thermal Expansion
    39
  - Cathodic Protection
    39
- Cleaning and Maintenance
  40
- Flue Gas Passageways Cleaning Procedures
  40
- Sequence of Operation
  44
- Glossary
  45
- Schematic Diagram
  47
- Schematic/Wiring Diagrams
  47

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Water Heater Boiler Gas Heater Heat Pump Swimming Pool Heater

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Lochinvar HYDRONIC HEATING BOILERS Manuals

Lochinvar HYDRONIC HEATING BOILERS Installation And Service Manual (52 pages)

Table of Contents

1 Conventional Negative Draft Venting

2 Outdoor Installation Venting

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