A.O. Smith VB/VW 1500, 2000 Manuals

Manuals and User Guides for A.O. Smith VB/VW 1500, 2000. We have 1 A.O. Smith VB/VW 1500, 2000 manual available for free PDF download: Instruction Manual

A.O. Smith VB/VW 1500, 2000 Instruction Manual

A.O. Smith VB/VW 1500, 2000 Instruction Manual (48 pages)

GAS-FIRED COPPER BOILERS FOR HYDRONIC HEATING AND HOT WATER SUPPLY

Brand: A.O. Smith | Category: Water Heater | Size: 5.44 MB

Table of Contents

Limited Warranty
1
Table of Contents
2
Safe Installation, Use and Service
3
Approvals
3
General Safety
4
General Safety
5
Introduction
6
Dimension and Capacity Data
6
Capacity and Flow Data
8
Control Components
8
- The Control System
  8
- Hot Surface Igniter
  8
- Pressure Switches
  8
- Low Gas Switch
  9
- Low Gas Pressure Switch
  9
- Gas Valve
  9
- Flow Switch
  9
- Flame Sensor
  9
- Water Temperature Limit Controls
  10
- On/Off Switch
  10
- Circulating Pump
  10
- Temperature Probes
  10
- Low Water Cutoff (Optional)
  10
- Pressure Relief Valve
  10
General
11
- Required Ability
  11
- Location
  11
- Replacing Existing Common Vented Boiler
  11
- Panels and Covers
  12
- Chemical Vapor Corrosion
  12
- Installation Clearances
  12
- Leveling
  12
- Air Requirements
  12
- Unconfined Space
  12
- Confined Space
  12
- Fresh Air Openings for Confined Spaces
  13
- Outdoor Air through Two Openings
  13
- Outdoor Air through One Opening
  13
- Outdoor Air through Two Horizontal Ducts
  13
- Outdoor Air through Two Vertical Ducts
  14
- Air from Other Indoor Spaces
  14
- Termination Clearances Sidewall Power Vent
  15
- Termination Clearances Sidewall Direct Vent
  16
Venting
17
System Installation
23
- General
  23
- Hot Water Heating (Hydronic) System
  23
- Internal Contaminants
  24
- Hot Water Supply System General Water Line Connections
  24
- Hard Water Conditions
  25
- Thermal Expansion (Closed System)
  25
- Gas Connections
  25
- Field Wiring
  26
Suggested Pipe Sizing Tables
27
Piping Diagrams
28
Schematic Diagram
31
Blocked Inlet
32
Wiring Diagram
33
Operation
34
- Important
  34
- General
  34
- Filling and Purging for Heating Boiler Installation
  34
- Filling for Hot Water Supply Boiler Installation
  34
- Purging Gas Line
  34
- Inlet Gas Pressure
  34
- Water Temperature Regulation
  35
- Manifold Pressure Connections
  35
Lighting and Operating Instructions
36
- Adjustment
  37
- Setting of the Test Mode
  37
- Control System
  37
- Inputs to MCB
  38
- Dipswitches
  38
- Operating Sequence
  39
- Operating Setpoint Adjustment Procedure
  41
Troubleshooting Ignition System
43
- Troubleshooting Gas Valve
  44
Preventative Maintenance
44
- Main Burner
  44
- Relief Valve
  45
- Blower Compartment
  45
- Burner Maintenance
  45
- Condensate Removal System
  45
- Venting Maintenance
  46
- Heat Exchanger Preventive Maintenance
  46
- Tube Cleaning Procedure
  46
- Replacement Parts
  46
Limited Warranty
47

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