American Standard CUX1B040A9241A Installation, Operation And Maintenance Manual page 12

Installation Instructions
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".
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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:
Residential Systems
6200 Troup Highway
Tyler, TX 75707
Attention: Manager of Field Operations Excellence
Pub. No. 41-5016-12