Noritz NH199-DV User Manual

SBA8383
Rev. 09/09
NH199-DV (Indoor Installation)
NH150-DV (Indoor Installation)
GAS-FIRED DIRECT VENT BOILER
NORITZ AMERICA
CORPORATION
Potential dangers from accidents during installation and use are divided into the following three
categories. Closely observe these warnings, they are critical to your safety.
Prohibited
Disconnect
Power
Ground
Be sure to do
WARNING: If the information in this manual is not followed exactly, a fire or explosion may result
causing property damage, personal injury or death.
DANGER indicates an imminently hazardous situation which,
if not avoided, will result in death or serious injury.
WARNING indicates a potentially hazardous situation which,
if not avoided, could result in death or serious injury.
CAUTION indicates a potentially hazardous situation which,
if not avoided, may result in minor or moderate injury.
DANGER
WARNING
CAUTION
Requests to Installers
Installation must conform with local codes, or in the ab-
sence of local codes, the National Fuel Gas Code, ANSI
Z223.1/NFPA 54- latest edition and/or CSA B149.1, Natu-
ral Gas and Propane Installation Code (NSCNGPIC).
Where required by the authority having jurisdiction, the in-
stallation must conform to the Standard for Controls and
Safety Devices for Automatically Fired Boilers, ANSI/
ASME CSD-1.
Noritz America reserves the right to discontinue, or
change at any time, the designs and/or specifications of its
products without notice.
CAUTION
Noritz America Corporation
11160 Grace Avenue,
Fountain Valley, CA 92708
www.noritz.com
Installation and Instruction Manual
• In order to use the boiler safely, read this installation and instruction manual carefully, and follow
the installation instructions.
• Failures and damage caused by erroneous work or work not as instructed in this manual are not
covered by the warranty.
• Check that the installation was done properly in accordance with this installation and instruction
manual upon completion.
• After completing installation, please either place this installation and instruction manual in a
plastic pouch and attach it to the side of the boiler or hand it to the customer. Also, be sure to fill in
all of the required items on the warranty and to hand the warranty to the customer along with the
User's information manual.
Low NOx
Approved by
SCAQMD
CERTIFIED
R
Accepted For Use
City of New York
Department of Buildings
MEA 20-07-E
*SBA8383*

Noritz NH199-DV Specifications

General

Brand	Noritz
Model	NH199-DV
Category	Boiler
Language	English

Summary

Installer Guidelines and Responsibilities

Pre-Installation Checks and Precautions

Specified Boiler Usage and Limitations

Defines the intended applications and restrictions for the boiler's operation.

Vent Pipe Replacement Guidelines

Details requirements and warnings for correctly replacing the appliance's vent pipes.

Approved Vent Material Requirements

Mandates the use of UL 1738 listed materials for exhaust venting.

Installation Site Selection Criteria

Critical Installation Site Hazards

Highlights severe dangers like fire and CO poisoning related to improper site selection.

Prohibited Installation Locations

Lists specific areas to avoid, such as outdoors, bathrooms, or near flammable materials.

Installation Site Practical Considerations

Advises on clearances, dust, falling objects, and exhaust impact on surroundings.

Boiler Installation Clearance Requirements

Combustible Material Clearance

Specifies minimum distances required from surrounding combustible building materials.

Maintenance and Service Clearance

Provides adequate space requirements for servicing and inspecting the unit.

Vent Terminal Outdoor Clearances

Defines safe distances for vent terminals from windows, doors, and other openings.

Vent Termination to Opening Clearance Standards

Boiler Physical Installation Procedures

Wall Mounting and Securing

Instructions on properly mounting the boiler securely to a wall structure.

Vent Pipe System Installation

Vent Terminal Placement Precautions

Rules for proper vent terminal positioning, slope, and protection from elements.

General Venting Safety and Installation

Safety and installation advice for vent pipes, covering length, materials, and support.

Gas Piping Installation and Sizing

Required Gas Supply Pressure

Specifies the necessary inlet pressure ranges for natural gas and LP gas.

Gas Supply Connection Procedures

Boiler Water Piping Installation

Water Pipe Material and Layout

Pressure Relief Valve Installation

Boiler Electrical Wiring and Safety

Electrical Grounding Procedures

Proper methods for grounding the appliance to prevent electrical shock hazards.

Circuit Breaker Safety Installation

Electrical System Operation Cautions

Boiler Routine Maintenance Schedule

Boiler Trial Operation and Testing

Trial Operation Preparation Steps

Initial actions required before commencing the boiler's trial operation.

Post-Trial Operation Procedures

Safety Shut-off Mechanism Test