I&O Manual - Solaris Water Heaters - Categories On Thermal ...

e. Minimum of four (4) feet horizontally from, andin no case above or below, unless a 4 foot horizontaldistance is maintained from electric meters,gas meters, regulators and relief equipment.This distance may be reduced if equipment isprotected from damage due to condensation orvapor by enclosure, overhangs, etc.f. Minimum twelve (12) inches from overhang orcorner of building.g. The vent termination shall be located such thatno damage to building materials will occur fromflue gasses degradation.10. Enclose vent passing through occupied or unoccu-Figure 2: Vent Terminal LocationNOTICECut must be square with pipe and filed orsanded smooth before joining. Carefullyensure roundness of cut pipe by hand withgloves before installing. Seal joint with RTVspecified in this manual.pied spaces above the water heater with materialhaving a fire resistance rating of at least equal tothe rating of the adjoining floor or ceiling. Maintainminimum clearances to combustible materials.See page 4.11. Plan venting system to avoid possible contact withplumbing or electrical wires. Start at vent connectorat rear of water heater and work towards ventterminal.12. Once a vent pipe manufacturer and system is chosennever mix and match vent systems.13. Field Supplied Vent Terminations (One per waterheater)a. Horizontal - Use Saf-T Vent mitered terminationwith screen or equivalentb. Vertical - Use Saf-T Vent rain cap or equivalent10C. Supplemental Instructions (MassachusettsCode Only)The Commonwealth of Massachusetts requires compliancewith regulation 248 CMR 4.00 and 5.00 for installationof side-wall vented gas appliances as follows:a. For all side wall horizontally vented gas fueled equipmentinstalled in every dwelling, building or structureused in whole or in part for residential purposes, includingthose owned or operated by the Commonwealth andwhere the side wall exhaust vent termination is less thanseven (7) feet above finished grade in the area of theventing, including but not limited to decks and porches,the following requirements shall be satisfied:1. INSTALLATION OF CARBON MONOXIDE DETEC-TORS. At the time of installation of the side wallhorizontal vented gas fueled equipment, the installingplumber or gasfitter shall observe that a hard wiredcarbon monoxide detector with an alarm and batteryback-up is installed on the floor level where the gasequipment is to be installed. In addition, the installingplumber or gasfitter shall observe that a batteryoperated or hard wired carbon monoxide detector withan alarm is installed on each additional level of thedwelling, building, or structure served by the side wallhorizontal vented gas fueled equipment. It shall be theresponsibility of the property owner to secure the servicesof qualified licensed professionals for the installationof hard wired carbon monoxide detectors.a. In the even that the side wall horizontally ventedgas fueled equipment is installed in a crawl space oran attic, the hard wired carbon monoxide detector withalarm and battery back-up may be installed on the nextadjacent floor level.b. In the event that the requirements of this subdivisioncan not be met at the time of completion of installation,the owner shall have a period of thirty (30) daysto comply with the above requirements; provided, however,that during said thirty (30) day period, a batteryoperated carbon monoxide detector with an alarm shallbe installed.2. APPROVED CARBON MONOXIDE DETECTORS.Each carbon monoxide detector as required in accordancewith the above provisions shall comply with NFPA720 and be ANSI/UL 2034 listed and IAS certified.3. SIGNAGE. A metal or plastic identification plate shall bepermanently mounted to the exterior of the building ata minimum height of eight (8) feet above grade directlyin line with the exhaust vent terminal for the horizontallyvented 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 sidewall horizontally vented gas fueled equipment shallnot approve the installation unless, upon inspection,the inspector observes carbon monoxide detectors andsignage installed in accordance with the provisions of248 CMR 5.08(2)(a)1 through 4.