Gf-120, Benchmark 1.5ln low nox boiler – AERCO BMK 1.5 LN October 2012 User Manual

Page 11

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CHAPTER 1

SAFETY PRECAUTIONS

PR1: 10/18//12 AERCO International Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288 Page 11 of 166


GF-120

OMM-0041 0E

Benchmark 1.5LN Low NOx Boiler

Installation, Operation and Maintenance Manual

IMPORTANT – FOR MASSACHUSETTS INSTALLATIONS ONLY

Boiler Installations within the Commonwealth of Massachusetts
must conform to the following requirements:

• Boiler must be installed by a plumber or a gas fitter who is licensed within the

Commonwealth of Massachusetts.

• Prior to unit operation, the complete gas train and all connections must be leak tested

using a non-corrosive soap.

• If a glycol solution is used as anti-freeze protection, a backflow preventer must be installed

upstream of the Fill/Makeup Valve.

• The vent termination must be located a minimum of 4 feet above grade level.
• If side-wall venting is used, the installation must conform to the following requirements

extracted from 248 CMR 5.08 (2):

(a) For all side wall horizontally vented gas fueled equipment installed in every dwelling,
building or structure used in whole or in part for residential purposes, including those owned or
operated by the Commonwealth and where the side wall exhaust vent termination is less than
seven (7) feet above finished grade in the area of the venting, including but not limited to decks
and porches, the following requirements shall be satisfied:

1. INSTALLATION OF CARBON MONOXIDE DETECTORS. At the time of installation
of the side wall horizontal vented gas fueled equipment, the installing plumber or
gasfitter shall observe that a hard wired carbon monoxide detector with an alarm and
battery back-up is installed on the floor level where the gas equipment is to be installed.
In addition, the installing plumber or gasfitter shall observe that a battery operated or
hard wired carbon monoxide detector with an alarm is installed on each additional level
of the dwelling, building or structure served by the side wall horizontal vented gas fueled
equipment. It shall be the responsibility of the property owner to secure the services of
qualified licensed professionals for the installation of hard wired carbon monoxide
detectors.

a. In the event that the side wall horizontally vented gas fueled equipment is
installed in a crawl space or an attic, the hard wired carbon monoxide detector
with alarm and battery back-up may be installed on the next adjacent floor level.

b. In the event that the requirements of this subdivision can not be met at the
time of completion of installation, the owner shall have a period of thirty (30) days
to comply with the above requirements; provided, however, that during said thirty
(30) day period, a battery operated carbon monoxide detector with an alarm shall
be installed.

2. APPROVED CARBON MONOXIDE DETECTORS. Each carbon monoxide detector
as required in accordance with the above provisions shall comply with NFPA 720 and be
ANSI/UL 2034 listed and IAS certified.

3. SIGNAGE. A metal or plastic identification plate shall be permanently mounted to the
exterior of the building at a minimum height of eight (8) feet above grade directly in line
with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or
equipment. The sign shall read, in print size no less than one-half (1/2) inch in size,

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