1 Scope
1.1
This Standard applies to portable type gas water heaters (herein after referred to as appliance or water heater) for use with propane, butane, or liquefied petroleum gases and mixtures thereof having:
a)
a regulated pressure;
b)
a non-regulated pressure.
1.2
Portable type water heaters and components employing materials or having forms of construction differing from those detailed in these provisions may be examined and tested according to the intent of the provisions, and if found to be satisfactorily equivalent, may be given recognition.
1.3
This Standard applies to portable water heater constructed entirely of new, unused parts.
1.4
All references to psi throughout this Standard are to be considered gauge pressures unless otherwise specified.
1.5
All accessories recommended by the manufacturer for use with appliances certified to this Standard are to be supplied and with the appliance.
1.6
A portable water heater is:
a)
for point of use (dishwashing, washing, showering, etc.) supply of either potable or non-potable hot water;
b)
not for permanent connection to inlet or outlet water lines;
c)
only intended for use outdoors and no connections may be provided for venting of combustion products via a chimney or vent system.
1.7
The water heater may be:
a)
tank type;
b)
automatic storage type;
c)
water-tube type;
d)
instantaneous type; or
e)
multifunction design such as an instantaneous-tube type (see Clause 3Definitions).
1.8
Portable water heaters are limited to a maximum input of 75,000 BTU/hr (21 980 W).
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