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Water Heater
A.O. Smith
GPVR-50, GPVX-50, GPVH-50, 315465-000, GPVR-40 Series 102, 185237-004 instruction manual
Models:
GPVH-50
GPVX-50
GPVR-40 Series 102
GPVR-50
315465-000
185237-004
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Troubleshooting
Install
Repair Parts List
Drain Valve Washer Replacement
Maintenance
Claim Procedure
Temperature Regulation
Safety
Service
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Contents
Residential GAS Water Heaters
Power Vented GAS Models with HOT Surface Ignition
Important Definitions
Safe INSTALLATION, USE and Service
General Safety
Introduction
Table of Contents
Keep Clear of ALL Obstructions
Drain Pan
Typical Installation
Natural HOT Surface Igniter & Main Burner
Propane HOT Surface Igniter & Main Burner
Mixing Valve Usage
Facts to Consider about the Location
Locating the NEW Water Heater
Insulation Blankets
ALL AIR from Outdoors See Figures 7, 8
ALL AIR from Inside Buildings See
Water Piping
Installing the NEW Water Heater
Closed Water Systems
Thermal Expansion
Valve and Pipe Insulation if supplied
TEMPERATURE-PRESSURE Relief Valve
GAS Piping
GAS Piping with Flexible Connector
Sequence of Installation
Blower Assembly Installation
Sediment Traps
Filling the Water Heater
Venting and Installation
Vent Connections to Blower Assembly
Maximum and Minimum Vent Lengths
Condensate
Venting
Vent Terminal Installation
Vertical Vent Through Roof
Vertical Vent Termination Restrictions
Recommended BRUSH* Size for Primer Cement Applications
Vent Pipe Preparation
Step E
Step B
Step F
Step G
Page
GAS Control Valve Front View
Temperature Regulation
Start UP Conditions
For Your Information
Burner Cleaning
Periodic Maintenance
Venting System Inspection
Burner Operation and Inspection
Drain Valve Washer Replacement
TEMPERATURE-PRESSURE Relief Valve Operation
Anode ROD Inspection
Draining
Leakage Checkpoints
Service
Not Shown Optional
Repair Parts List
Trouble Shooting
Troubleshooting Guidelines
Page
Troubleshooting Guidelines
Claim Procedure
Service and Labor Responsibility
Conditions and Exceptions
Limitation on Implied Warranties