A.O. Smith
650A, 740A, BTP(V)-540A
warranty
Troubleshooting
Install
Heater Wiring
Warranty
Dimension
Maintenance
Drain Valve and Access Panels
Checklist
Replacement Parts
Features
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NOTES
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Image 34
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Page 35
Contents
Installation Operation Maintenance Limited Warranty
Models BTPV-540A, 650A and 740A
ROUGH-IN Dimensions
Foreword
Table of Contents
General Safety Information
Features
Extended NON-USE Periods
Required Ability
Installation Instructions
Dishwashing Machine Requirement
Uncrating
AIR Requirements
Hard Water
Clearances
Venting
Horizontal SIDE-WALL Venting For Btpv Models
Barometric Draft Control Assembly
Vertical Venting for BTP Models
Vent Connections
Vent System Installation
Vent Terminal LOCATIONS-EXHAUST
Direct Venting for Btpv Models
Vent Terminal LOCATIONS-INTAKE
Direct Vent System Installation
Drain Valve and Access Panels
GAS Piping
GAS Pressure Regulation
ANY Supply Pressure Testing Exceeding 1/2 PSIG. GAS
GAS Meter Size City Gases only
GAS Valves
Relief Valve
Water Line Connections
System Connections
Installation Diagrams
Circulating Pump Wiring Diagram
Wiring Diagram for Tempered Water Loop if Used
Circulating Pump Wiring Diagram
Page
Manifold Kits
Purging
Heater Wiring
Start UP
Filling
Page
Page
For Your Safety Read Before Lighting
Sequence of Operation
Adjustment for High Elevation Application
Premix LOW NOx Burner Exploded View for BTP Models
Premix LOW NOx Burner Exploded View for Btpv Models
Maintenance
General Information
Sediment Removal
Draining
Lime Scale Removal
Checklist and Service
Water Heater Makes Sounds
Troubleshooting
Water is TOO HOT
HOT Water Odor
Motor will not RUN
Burner Lockout Once in a While
Noisy Burner Operation
GAS Fails to Shut OFF
Model Btpv Limited Warranty
Page
Page
Replacement Parts
Top
Page
Image
Contents