Plumbing, heating, electrical, ventilating,
air-conditioning, refrigerating, cooking, fire-protection and radiation-production
equipment, elevators, dumbwaiters, escalators and other mechanical
additions, installations or systems for the use of the building shall
be installed, located and maintained so that, under normal conditions
of use, such equipment and systems will not be a danger to health
or welfare, a danger because of structural defects nor a source of
ignition or a radiation hazard and will not create excessive noise
or otherwise become a nuisance. Equipment and systems include but
are not limited to apparatus, devices, fixtures, piping, pipe hangers,
pipe covering, wiring, fittings and materials used as part of or in
connection with such installations.
Equipment and systems subject to damage from
freezing shall be adequately protected against freezing.
Moving parts of equipment which may be a potential
hazard shall be guarded to protect against accidental contact.