A.O. Smith ***81-140 Manuals

Manuals and User Guides for A.O. Smith ***81-140. We have 1 A.O. Smith ***81-140 manual available for free PDF download: Installation, Service, Maintenance

A.O. Smith ***81-140 Installation, Service, Maintenance

A.O. Smith ***81-140 Installation, Service, Maintenance (28 pages)

Lined Tank Type Gas Water Heater

Brand: A.O. Smith | Category: Water Heater | Size: 0.6 MB

Table of Contents

Features and Specifications
2
Table of Contents
3
Foreword
3
General Safety Information
3
- Precautions
  3
- Chemical Vapor Corrosion
  3
- Improper Combustion
  4
- Liquid Petroleum Models
  4
- Extended Non-Use Periods
  4
- Insulation Blankets
  4
- High Altitude Installation
  4
Features
5
Installation Instructions
5
- Required Ability
  5
- Uncrating
  5
- Locating the Heater
  5
- Clearances
  6
- Levelling
  6
- Hard Water
  6
- Air Requirements
  6
- Mechanical Exhausting of Room Air
  7
- Venting
  7
- Barometric Draft Control Assembly
  7
- Vent Connection
  7
- Drain Valve and Access Panels
  8
- Burner Installation
  8
- Gas Meter Size-City Gases Only
  8
- Gas Pressure Regulation
  8
- Gas Piping
  9
- Heater Wiring Instructions
  9
- Water Line Connection
  10
- Water (Potable) Heating and Spacing
  10
- Relief Valve
  10
- Thermometers (Not Supplied)
  10
- Wiring for ***81-140 Thru ***81-370
  11
Installation Diagrams
12
- Manifold Kits
  16
Prior to Start up
17
- Required Equipment and Ability
  17
- Purging
  17
- Water Temperature Control
  17
- Operation & Adjustment Procedure
  18
  - Operating Instructions
    18
  - To Turn off Gas to Appliance
    18
- Adjustment Procedure
  19
Maintenance
20
- Maintenance Schedule
  20
- Flushing
  20
- Draining
  20
- Sediment Removal
  20
- Lime Scale Removal
  20
- Relief Valve
  21
- Circulating Pump
  21
- Power Burner
  21
- Vent System
  21
- Barometric Draft Control
  21
- Electrical Servicing
  22
Checklist and Service Information
22
Troubleshooting
23
- Replacement Parts
  23
Parts List
24

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