18-CD33D1-4 23
Installer’s Guide
IMPORTANT:
The Commonwealth of Massachusetts requires compliance
with regulation 248 CMR 4.00 and 5.00 for installation of
through – the – wall vented gas appliances as follows:
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,
“GAS VENT DIRECTLY BELOW. KEEP CLEAR OF ALL
OBSTRUCTIONS”.
4. 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.
This appliance requires a special venting system. If
BAYAIR30AVENTA or BAYVENT200B are used, a copy of
the installation instructions for the kit shall remain with the
appliance or equipment at the completion of installation. The
venting system installation instructions can be obtained from
the manufacturer by writing to the following address:
Trane
6200 Troup Highway
Tyler, TX 75707
Attention: Manager of Field Operations Excellence
The vent for this appliance shall not terminate
(1) Over public walways; or
(2) Near sofit vents or crawl space vents or other ar-
eas where condensate or vapor could create a nui-
sance or hazard or cause property damage; or
(3) Where condensate vapor could cause damage or
could be detrimental to the operation of regulators,
relief valves. or other equipment.
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