State Regula Ons - Rinnai REU‐VC2528FFUD‐US Installation And Operation Manual

NOTICE BEFORE INSTALLATION
This direct‐vent appliance must be installed by a licensed professional. If you are not properly trained, you
must not install this unit.
IMPORTANT: In the State of Massachuse s (248 CMR 4.00 & 5.00)
For all side wall horizontally vented gas fueled equipment installed in every dwelling, building or
structure used in whole or in part for residen al purposes, including those owned or operated by the
Commonwealth and where the side wall exhaust vent termina on is less than seven (7) feet above
finished grade in the area of the ven ng, including but not limited to decks and porches, the following
requirements shall be sa sfied:
1. INSTALLATION OF CARBON MONOXIDE DETECTORS. At the me of installa on of the side wall
horizontal vented gas fueled equipment, the installing plumber or gasfi er shall observe that a hard
wired carbon monoxide detector with an alarm and ba ery back‐up is installed on the floor level
where the gas equipment is to be installed. In addi on, the installing plumber or gasfi er shall
observe that a ba ery operated or hard wired carbon monoxide detector with an alarm is installed on
each addi onal 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 installa on 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 a c, the hard wired carbon monoxide detector with alarm and ba ery 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 me of comple on of
installa on, 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 ba ery 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
cer fied.
3. SIGNAGE. A metal or plas c iden fica on 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 hea ng 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 installa on unless, upon inspec on, the inspector observes carbon
monoxide detectors and signage installed in accordance with the provisions of 248 CMR 5.08(2)(a)1
through 4.
State Regula ons
VC Series Manual 43