Part 4 Low Pressure Boilers

Any person having the following qualifications may file with the commissioner on a form furnished by him, an application for certification of his competence as a boiler inspector and for the issuance to him of a certificate of competence: (a) He shall be at least 21 years old. (b…

A person who has filed with the commissioner an application for certification as above provided may in the discretion of the commissioner be examined orally as to his qualifications before his application is accepted. If the commissioner waives such oral examination or after such…

An applicant for certification of his competence as a boiler inspector whose application has been accepted may take an examination for such certification at such reasonable time and place and upon such reasonable notice as the commissioner may determine. The examination shall be …

For the purposes of preparing, giving, conducting, marking, and reviewing such written examinations the commissioner shall appoint by order such examining boards as he may deem necessary from time to time to serve at his discretion. Each board shall have at least three members, i…

The result of each written examination as to each applicant shall be certified to the commissioner by the examining board or majority thereof as satisfactory or unsatisfactory. If unsatisfactory, the applicant may upon his written request made within 20 days from notice of the re…

(a) Unless for good and sufficient cause he shall make an order to the contrary, the commissioner shall issue a certificate of competence to each applicant whose application has been accepted and who has: (1) taken such examination with a result finally certified as satisfactory;…

If the commissioner shall find good cause to believe that the holder of a certificate of competence is incompetent or untrustworthy as a boiler inspector, or has willfully made a false statement of a material fact in an application or a report, he may by order enjoin the certific…

Inspections shall be made only by certified boiler inspectors. The certificate of competence provided by this Part (rule) is intended to be such certificate as is specified in section 204, subdivision 8 of the Labor Law.

(a) A notice of violation of any provision of the rules of the board required by the fourth condition of subdivision 8, section 204 of the Labor Law, shall be in writing and shall be served upon the owner or lessee personally or by mail and personally upon the boiler operator, if…

If insurance is refused, canceled or discontinued for any boiler as to which no inspection report is required at the time, the action shall be promptly reported to the commissioner or to the inspecting agency of the city as may be appropriate, stating the reason therefor.

The inspection of boilers required by section 204 of the Labor Law shall be governed by the following schedule: Cast iron boilers shall be inspected externally at least biennially. Steel boilers shall be inspected at least biennially. When the type of construction of the boiler p…

Each required inspection shall be made to the extent and by such practical methods as the inspector shall find sufficient to determine whether the boiler is safe.

A boiler shall be properly prepared for internal inspection or hydrostatic pressure tests by the owner on a date specified by the inspector. Such inspection or test shall be made on not less than 15 days' notice, unless the owner agrees to a shorter notice. Unless the inspector a…

If in the course of a required inspection it is necessary to disassemble, reassemble, test, adjust, operate or subject to forcible handling any part of the boiler, the owner shall provide a competent person to do so under the supervision of the inspector.

When any work is to be done on a boiler component by way of repair, reassembly or replacement which if improperly performed may create a defect, the owner shall promptly notify the commissioner, or he shall notify the insurance company or the city official concerned. The inspecti…

Upon each inspection of a boiler the inspecting authority shall, if the boiler is found safe, issue a certificate of inspection to the owner, who shall post it near the boiler. A certificate of inspection must be posted prior to placing the boiler into service. The certificate sh…

Except as otherwise specifically provided, the provisions of Subpart 4-5 apply to all low pressure heating system boilers.

Each condensate return tank, where practicable, shall be provided with an automatic water level control set to maintain the water level within the limits of the gage glass.

Each hot water boiler shall have a thermometer so located and connected that it shall be easily readable when observing the water pressure or altitude. The thermometer shall be so located that it shall at all times indicate the temperature in degrees Fahrenheit of the water in th…

Each automatically fired hot water heating boiler shall be provided with a temperature actuated control which win control the rate of combustion to prevent the temperature of the water from rising above 250° F at or near the boiler outlet and each automatically fired steam boiler…

Each boiler shall have a blowoff pipe connection fitted with a valve or cock not less than ¾ inch pipe size connected with the lowest water space practicable.

The minimum size of ferrous or nonferrous pipes connecting a water column to a steam boiler shall be one inch. The steam connection to the water column of a horizontal-return tubular boiler shall be taken from the top of the shell or the upper part of the head; the water connecti…

Each automatically fired steam or vapor system boiler, regardless of date of installation, and each automatically fired hot water boiler installed after January 1, 1966, shall be equipped with an automatic low water fuel cutoff, so located as to automatically cut off the fuel sup…

The water gage on a steam boiler shall be accessible without the use of tools and the water gage and pressure gage on a steam boiler and the thermometer and pressure gage on a water boiler shall be visible.

This section shall apply only to low pressure automatically fired heating system boilers installed after March 31, 1965. Heat generating apparatus shall be regarded as a new installation and subject to all applicable provisions relating to installations made after March 31, 1965 …

(a) Hot water modular systems comprised of no more than 10 boilers with a combined maximum input of no more than 3,000,000 BTU/hr may be equipped with one low water cutoff and one high limit manual reset temperature control provided that there are no stop valves between each boil…

A low pressure steam boiler shall include a safety valve or valves of a capacity such that with the heat generating equipment operating at maximum, the steam pressure shall not rise more than five psi gage above the maximum allowable working pressure with all valves open. If the …

A low pressure hot water boiler shall include a relief valve or valves of a capacity such that with the heat generating equipment operating at maximum the pressure cannot rise more than 20 percent above the maximum allowable working pressure if that is 30 psi gage or less, nor mo…

Such valves shall be installed or reinstalled and shall be in proper working order before the boiler is placed in service. No person shall in any manner load or excess of the maximum allowable stated on the certificate of inspection. Safety valves shall be connected to boilers wi…

A low pressure steam boiler shall have a steam gage connected to its steam space or its water column, or to its steam connection, by means of a siphon or equivalent device exterior to the boiler and of sufficient capacity to keep the gage tube filled with water and so arranged th…

Each steam boiler shall have a steam gage connected to its steam space or to its water column or to its steam connection. The gage or connection shall contain a siphon or equivalent device which will develop and maintain a water seal that will prevent steam from entering the gage…

Each steam boiler shall have one or more water gage glasses attached to the water column or boiler by means of valved fittings, with the lower fitting provided with a drain valve of the straightway type with opening not less than ¼ inch diameter. Gage glass replacement shall be p…

If a boiler may be closed off from the heat distributing system by closing a steam stop valve, there shall be a check valve in the condensate return line between the boiler and the system; and if any part of a heat distributing system may be closed off from the remainder of the s…

Feedwater connections shall be independent of any water gage connections. Feedwater connections for cast iron steam boilers, when introduced from a pressure line, shall be made to the condensate return line or the reservoir of the condensate return pump, not directly to the boile…

When any work is to be done on a boiler or component by way of installation, repair, reassembly or replacement, which if improperly performed may create a defect, the owner shall use due care to have the work done by competent persons.

All persons in charge of the work of installing, repairing, reassembling or replacing boilers or components shall use due care to have the work done in a neat, workmanlike and safe manner. Patch and welding repairs shall be performed in accordance with Subpart 14-3 of Industrial …

Where necessary for proper operation, maintenance and inspection, clearance shall be provided from building walls, partitions, ceilings or other structures.

The clearance between any component on the side or rear of a boiler and any wall or partition of the building in which it is installed shall be not less than 24 inches where the rated gross capacity is less than 5,000,000 Btu per hour. Where the rated gross capacity exceeds 5,000…

Sufficient clearance shall be provided from building walls, partitions and overhead ceilings or structures to allow for proper operation, maintenance and inspection. Where it is necessary for a person to work on top of the boiler, the clearance between the top of the boiler and t…

Any working platform required by this section shall be not less than 24 inches wide, constructed of metal with a four-inch metal toeboard, and have railings not less than 42 inches high with a midrail. Such railings shall be constructed of not less than 1¼ inch diameter pipe. Any…

A water tube type boiler shall be installed so that all drum heads will be accessible for external inspection.

If a boiler is installed after March 31, 1965 in a space or room constructed before March 31, 1965, which previously housed a boiler, such space or room shall be provided with at least one exit not less than 30 inches wide. If a door is provided it shall open in the direction of …

A boiler room housing a boiler installed before March 31, 1965 shall be provided with at least one exit not less than 30 inches wide. If a door is provided, it shall open in the direction of egress.

Except as otherwise specifically provided, the provisions of this Subpart apply to all heat generating apparatus without regard to date of installation.

Installation of heat generating apparatus and accessories in accordance with recommendations of the manufacturer shall, if otherwise properly made, be deemed in compliance with this Part (rule). Installations shall be so made as to provide reasonable accessibility for cleaning he…

Sufficient fresh air shall be provided to the heat generating apparatus to allow complete combustion of fuel at all firing rates. For gas- or oil-fired burners, the boiler room shall have at least one square foot of opening for the entry of fresh air for every 2,000,000 Btu of fu…