Boilers shall have the capacity, based upon the
rest ratings published by the Hydronics Institute or
another acceptable national standard to supply the
normal operating requirements of all connected systems
and equipment.
A minimum of two boilers shall be provided. The
arrangement of boilers shall be based on the capacity
and capability of a boiler or boilers to operate all
systems during-periods of breakdown or maintenance of
anyone boiler.
Boiler systems providing space heating shall be
designed to maintain a minimum temperature of 60°F
(15.6°C) in general patient areas and the temperatures
specified in Table 4-A for sensitive areas during periods
of breakdown or maintenance of any one boiler
Boiler feed pumps, condensate return pumps,
fuel oil pumps, and heating circulating pumps shall be
connected and installed to provide standby service in the
event of pump failure. Installation of duplex pumps or
provision of a spare pump will meet this requirement.
At least two sources of heat (e.g. two pieces of
equipment) shall be provided for supplying essential
services such as sterilizers, hot water for dishwashing,
and domestic hot water for minimum patient service,
such as handwashing and baths. Booster heaters for
dishwashing providing 125°F to 180°F (52°C to 82°C)
water may be counted as the second source of heat for
that service.
Boilers, if provided, shall accommodate Section
319.1.
Two or more interconnected water heaters are
an acceptable means to provide two sources of heat for
hot water (See Section 319.1.5).