Prolonged Shutdown - Riello Array AR 3000 Installation And Operation Manual

2.6 Prolonged Shutdown

After prolonged shutdown, the startup procedures and the safety
device test procedures of this manual shall be performed to verify
all system/operating parameters.
If there is an emergency, turn off the electrical power supply to
the R boiler and close the manual gas valve located upstream
of the unit. The installer must identify the emergency shut-off
device.
IMPORTANT - FOR MASSACHUSETTS INSTALLATIONS
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.
− 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 gas fitter 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 gas fitter 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 the 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 cannot
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)
days 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.
(b) EXEMPTIONS:
The following equipment is exempt from 248 CMR 5.08(2)(a)1
through 4:
1. 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
2. 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.
(c) MANUFACTURER REQUIREMENTS - GAS EQUIPMENT VENTING
SYSTEM PROVIDED
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 manufacturer for installation of the equipment
and the venting system shall include:
1. Detailed instructions for the installation of the venting system
design or the venting system components; and
2. A complete parts list for the venting system design or venting
system.
(d) MANUFACTURER REQUIREMENTS - GAS EQUIPMENT VENTING
SYSTEM NOT PROVIDED
When the manufacturer of a Product Approved side wall
horizontally vented gas fueled equipment does not provide the
parts for venting the flue gases, but identifies "special venting
systems", the following requirements shall be satisfied by the
manufacturer:
1. The referenced "special venting system" instructions shall
be included with the appliance or equipment installation
instructions; and
2. The "special venting systems" shall be Product Approved by the
Board, and the instructions for that system shall include a parts
list and detailed installation instructions.
(e) 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.
[End of Extracted Information From 248 CMR 5.08 (2)]
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