Table of Contents

SAFE INSTALLATION, USE AND SERVICE	2
APPROVALS	2
GENERAL SAFETY INFORMATION	3-4
TABLE OF CONTENTS	5
INTRODUCTION	5
Qualified Installer or Service Agency	5
Preparing for the Installation	5
INSTALLATION REQUIREMENTS FOR THE COMMONWEALTH
OF MASSACHUSETTS	6
TYPICAL INSTALLATION	7-9
Mixing Valves	9
LOCATING THE NEW WATER HEATER	10-13
Facts to Consider About Location	10-11
Insulation Blankets	11
Air Requirements	11-12
Unconfined Space	12
Confined Space	12
Fresh Air Openings for Confined Spaces	12
Outdoor Air Through Two Openings	12
Outdoor Air Through One Opening	12-13
Outdoor Air Through Two Horizontal Ducts	13
Outdoor Air Through Two Vertical Ducts	13
Air from Other Indoor Spaces	13
INSTALLING THE NEW WATER HEATER	14-27
Chemical Vapor Corrosion	14
Water Piping	14
Space Heating & Potable Water System	14
Closed Water Systems	14
Thermal Expansion	15
Temperature-Pressure Relief Valve	15-16
High Altitude Installation	16
Gas Piping	16-17
Sediment Traps	17

Filling the Water Heater	17-18
Vent Pipe Assembly	18
Venting	18
Vent Pipe Termination	19
Planning the Vent System	20
Condensate	20-21
Blower Assembly Installation	21
Installation of Vent System	21
Vent Terminal Installation, Sidewall	21-22
Installation of Vent System, Sidewall	23
Installation of Vertical Vent System	23
Vent Attenuation Assembly Installation Instructions	24-25
Vent Pipe Preparation	26-27
LIGHTING & OPERATING LABEL	28
TEMPERATURE REGULATION	29
FOR YOUR INFORMATION	30
Start Up Conditions	30
Operational Conditions	30
PERIODIC MAINTENANCE	30-33
Venting System Inspection	30
Burner Operation and Inspection	31
Burner Cleaning	31
Housekeeping	31
Anode Rod Inspection	31
Temperature-Pressure Relief Valve Test	32
Draining and Flushing	32
Service	33
LEAKAGE CHECKPOINTS	33
REPAIR PARTS LIST	34
TROUBLESHOOTING GUIDELINES	35-37
NOTES	38
LIMITED WARRANTY	39

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 Z21.10.3 • CSA 4.3 (current edition).

Qualified Installer or Service Agency

Installation and service of this water heater requires ability equivalent to that of a Qualified Agency (as defined by ANSI below) in the field involved. Installation skills such as plumbing, air supply, venting, gas supply and electrical supply are required in addition to electrical testing skills when performing service.

ANSI Z223.1 2006 Sec. 3.3.83: “Qualified Agency” - “Any individual, firm, corporation or company that either in person or through a representative is engaged in and is responsible for (a) the installation, testing or replacement of gas piping or (b) the connection, installation, testing, repair or servicing of appliances and equipment; that is experienced in such work; that is familiar with all precautions required; and that has complied with all the requirements of the authority having jurisdiction.”

If you are not qualified (as defined by ANSI above) and licensed or certified as required by authority having jurisdiction to perform a given task do not attempt to perform any of the procedures described in this manual. If you do not understand the instructions given in this manual do not attempt to perform any procedures outlined in this manual.

Preparing for the Installation

1.Read “General Safety Information” section, page 3 and 4 of this manual first and then entire manual carefully. If you don’t follow 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 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 proper operation of the water heater and your safety. Since we cannot put everything on the first few pages, READ ENTIRE MANUAL

BEFORE ATTEMPTING TO INSTALL OR OPERATE THE WATER HEATER.

2.The installation must conform with these instructions and local code authority having jurisdiction. In absence of local codes, installation must comply with current editions of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 and National Electrical Code, NFPA 70. All documents are available from Canadian Standards Association, 8501 East Pleasant Valley Road, Cleveland, OH 44131. NFPA documents are also available from 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: the National

Electrical Code (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.

8.Complies with SCAQMD rule #1146 and districts having equivalent NOx requirements.

vG6250t76nv, VG6250T76NV Series 100 specifications

The American Water Heater VG6250T76NV, part of the VG6250T76NV Series 100, stands out as a reliable and efficient option for residential water heating needs. This model is designed to offer optimal performance and longevity, making it an ideal investment for any homeowner.

One of the main features of the VG6250T76NV is its impressive capacity. With a 50-gallon tank, it can provide ample hot water for families with multiple bathrooms, ensuring that everyone has enough hot water for showers, laundry, and dishwashing without running out. This feature is particularly beneficial for busy households where hot water demand can be high.

The VG6250T76NV is equipped with a highly efficient gas burner system. This system not only reduces heating times but also enhances energy savings, allowing homeowners to save on their utility bills. The gas burner provides quick recovery rates, meaning that users will not experience long waits for hot water after heavy usage.

Another significant aspect of this water heater is its innovative insulation design. The tank features high-density foam insulation that minimizes heat loss, which helps to maintain water temperature for longer periods. This insulation technique also contributes to overall energy efficiency, making it an environmentally friendly choice.

Safety is also a top priority with the VG6250T76NV. It includes a reliable temperature and pressure relief valve to prevent overheating and potential hazards. Additionally, it is equipped with a built-in safety shut-off feature, ensuring peace of mind for homeowners.

The VG6250T76NV is designed with user-friendliness in mind. It features an adjustable thermostat that allows for easy temperature control, as well as a side-mounted tap for flexible installation options. The unit has a robust construction that ensures durability, with a corrosion-resistant tank that helps extend its lifespan.

With a limited warranty, the American Water Heater VG6250T76NV provides additional assurance of quality and performance. This water heater combines advanced technology, thoughtful design, and efficient operation to deliver a product that meets and exceeds consumer expectations. Overall, the VG6250T76NV Series 100 is an excellent choice for anyone looking to upgrade their home’s hot water supply system.

American Water Heater VG6250T76NV Series 100, vG6250t76nv Table of Contents, Introduction

Models: vG6250t76nv VG6250T76NV Series 100

INTRODUCTION

vG6250t76nv, VG6250T76NV Series 100 specifications