A.O. Smith GPVR-40 Series 102, GPVX-50, GPVH-50, 315465-000, GPVR-50 Table of Contents, Introduction

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TABLE OF CONTENTS

SAFE INSTALLATION, USE AND SERVICE

2

GENERAL SAFETY

3

TABLE OF CONTENTS

4

INTRODUCTION

4

Preparing for the New Installation

4

INSTALLATION REQUIREMENTS FOR THE

 

COMMONWEALTH OF MASSACHUSETTS

5

TYPICAL INSTALLATION

6-7

LOCATING THE NEW WATER HEATER

8-9

Facts to Consider About Location

8-9

Insulation Blankets

9

Combustion Air and Ventilation for Appliances

 

Located in Unconfined Spaces

9

Combustion Air and Ventilation for Appliances

 

Located in Confined Spaces

9-10

INSTALLING THE WATER HEATER

10-21

Water Piping

11-12

Temperature-Pressure Relief Valve

12

Gas Piping

13

Sediment Traps

14

Blower Assembly Installation

14

Vent Pipe Connection to Blower Assembly

15

Venting and Installation

15-16

LIGHTING & OPERATING LABEL

21

TEMPERATURE REGULATION

22

FOR YOUR INFORMATION

23

Start Up Conditions

23

Condensate

23

Smoke/Odor

23

Thermal Expansion

23

Strange Sounds

23

Operational Conditions

23

Smelly Water

23

“Air” in Hot Water Faucets

23

High Temperature Shut Off System

23

PERIODIC MAINTENANCE

24

Venting System Inspection

24

Burner Inspection

24

Burner Cleaning

24

Housekeeping

24-25

Anode Rod Inspection

25

Temperature-Pressure Relief Valve Operation

25

Draining

25

Drain Valve Washer Replacement

25-26

Service

26

LEAKAGE CHECKPOINTS

26

REPAIR PARTS

27

TROUBLESHOOTING

28-30

WARRANTY

31

INTRODUCTION

Thank You for purchasing this water heater. Properly installed and maintained, it should give you years of trouble free service.

Abbreviations Found In This Instruction Manual:

CSA - Canadian Standards Association

ANSI - American National Standards Institute

NFPA - National Fire Protection Association

ASME - American Society of Mechanical Engineers

GAMA - Gas Appliance Manufacturer’s Association

UL - Underwriters Laboratories Inc.

This gas-fired water heater is design certified by Underwriters Laboratories Inc. under American National Standard/CSA Standard for Gas Water Heaters ANSI Z21.10.1 • CSA 4.1 (current edition).

PREPARING FOR THE INSTALLATION

1. Read the “General Safety” section, page 3 of this manual first and then the entire manual carefully. If you don’t follow the safety rules, the water heater will not operate properly. It could cause DEATH, SERIOUS BODILY INJURY AND/OR PROPERTY DAMAGE.

This manual contains instructions for the installation, operation, and maintenance of the gas-fired water heater. It also contains warnings throughout the manual that you must read and be aware of. All warnings and all instructions are essential to the proper operation of the water heater and your safety. Since we cannot put everything on the first few pages, READ THE ENTIRE MANUAL

BEFORE ATTEMPTING TO INSTALL OR OPERATE THE WATER HEATER.

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2.The installation must conform with these instructions and the local code authority having jurisdiction. In the absence of local codes, installations shall comply with the National Fuel Gas Code ANSI Z223.1/NFPA 54 and the National Electrical Code, NFPA 70. These publications are available from The National Fire Protection Association, 1 Batterymarch Park, Quincy, MA 02269.

3.The water heater when installed must be grounded in accordance with the local codes, or in the absence of local codes: In the United States, the National Electrical Code. ANSI/NFPA 70.

4.If after reading this manual you have any questions or do not understand any portion of the instructions, call the local gas utility or the manufacturer whose name appears on the rating plate.

5.Carefully plan the place where you are going to put the water heater. Correct combustion, vent action, and vent pipe installation are very important in preventing death from possible carbon monoxide poisoning and fires, see Figures 1 and 2.

Examine the location to ensure the water heater complies with the “Locating the New Water Heater” section in this manual.

6.For California installation this water heater must be braced, anchored, or strapped to avoid falling or moving during an earthquake. See instructions for correct installation procedures. Instructions may be obtained from California Office of the State Architect, 400 P Street, Sacramento, CA 95814.

7.Massachusetts Code requires this water heater to be installed in accordance with Massachusetts 248-CMR 2.00: State Plumbing Code and 248-CMR 5.00. For more information see next page.

8.Complies with SCAQMD rule #1121 and districts having equivalent NOx requirements.

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Contents Power Vented GAS Models with HOT Surface Ignition Residential GAS Water HeatersSafe INSTALLATION, USE and Service Important DefinitionsGeneral Safety Table of Contents IntroductionKeep Clear of ALL Obstructions Typical Installation Drain PanNatural HOT Surface Igniter & Main Burner Propane HOT Surface Igniter & Main BurnerMixing Valve Usage Locating the NEW Water Heater Facts to Consider about the LocationInsulation Blankets ALL AIR from Inside Buildings See ALL AIR from Outdoors See Figures 7, 8Installing the NEW Water Heater Water PipingClosed Water Systems Thermal ExpansionTEMPERATURE-PRESSURE Relief Valve Valve and Pipe Insulation if suppliedGAS Piping with Flexible Connector GAS PipingBlower Assembly Installation Sequence of InstallationSediment Traps Filling the Water HeaterVent Connections to Blower Assembly Venting and InstallationCondensate Maximum and Minimum Vent LengthsVent Terminal Installation VentingVertical Vent Termination Restrictions Vertical Vent Through RoofVent Pipe Preparation Recommended BRUSH* Size for Primer Cement ApplicationsStep B Step EStep F Step GPage Temperature Regulation GAS Control Valve Front ViewFor Your Information Start UP ConditionsPeriodic Maintenance Burner CleaningVenting System Inspection Burner Operation and InspectionTEMPERATURE-PRESSURE Relief Valve Operation Drain Valve Washer ReplacementAnode ROD Inspection DrainingService Leakage CheckpointsRepair Parts List Not Shown OptionalTroubleshooting Guidelines Trouble ShootingPage Troubleshooting Guidelines Service and Labor Responsibility Claim ProcedureConditions and Exceptions Limitation on Implied Warranties