DOMINATOR INSTALLATION AND OPERATION INSTRUCTIONS
Page 49
NOTICE!
Commonwealth of Massachusetts
Installation
Requirements
MACODE-3
In the Commonwealth of Massachusetts, the
installation must be performed by a licensed
plumber or gas fi tter.
1. 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 satisfi ed:
d. INSTALLATION OF CARBON MONOXIDE DETECTORS.
At the time of installation of the side wall horizontal
vented gas fueled equipment, the installing plumber or
gasfi tter 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 gasfi tter
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.
i. 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 fl oor level.
ii. 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.
e. 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 certifi ed.
f. SIGNAGE. A metal or plastic identifi cation 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, “GAS VENT DIRECTLY
BELOW. KEEP CLEAR OF ALL OBSTRUCTIONS”.
g. INSPECTION. The state or local gas inspector of the
side wall horizontally vented gas fueled equipment shall
not approve the installation unless, upon inspection, the
inspector observes carbon monoxide detectors and
signage installed in accordance with the provisions of
248 CMR 5.08(2)(a)1 through 4.
Improper venting can result in excessive levels of
carbon monoxide which can cause severe
personal injury or death!
2. Exemptions — The following equipment is exempt from
248 CMR 5.08(2)(a) 1 through 4:
a. The equipment listed in Chapter 10 entitled “Equipment
Not Required To Be Vented” in the most current edition
of NFPA 54 as adopted by the Board; and
b. Product Approved side wall horizontally vented gas
fueled equipment installed in a room or structure
separate from the dwelling, building or structure used
in whole or in part for residential purposes.
3. MANUFACTURER REQUIREMENTS - GAS EQUIPMENT
VENTING SYSTEM PROVIDED.
a. When the manufacturer of Product Approved side wall
horizontally vented gas equipment provides a venting
system design or venting system components with the
equipment, the instructions provided by the manufac-
turer for installation of the equipment and the venting
system shall include:
i. Detailed instructions for the installation of the venting
system design or the venting system components;
and
ii. A complete parts list for the venting system design
or venting system.
4. MANUFACTURER REQUIREMENTS – GAS EQUIPMENT
VENTING SYSTEM NOT PROVIDED.
a. When the manufacturer of a Product Approved side wall
horizontally vented gas fueled equipment does not
provide the par ts for venting the flue gases, but
identifies “special venting systems”, the following
requirements shall be satisfi ed by the manufacturer:
i. The referenced “special venting system” instructions
shall be included with the appliance or equipment
installation instructions; and
ii. The “special venting systems” shall be Product
Approved by the Board, and the instructions for that
system shall include a par ts list and detailed
installation instructions.
5. A copy of all installation instructions for all Product
Approved side wall horizontally vented gas fueled
equipment, all venting instructions, all parts lists for
venting instructions, and/or all venting design instructions
shall remain with the appliance or equipment at the
completion of the installation.
Improper venting can result in excessive levels
of carbon monoxide which can cause severe
personal injury or death!
