Noritz N-0631S - Important Safety Information-2; Exhaust vent terminal safety; Clearance and combustible material rules; Gas;power supply matching

4
Important Safety Information-2
(Continued)
If this unit will be installed in a beauty
salon or other location where hair
spray or aerosols will be used, locate
the unit in a seperate area that is
supplied with fresh air from outdoors.
air supply
vent
[When installing indoors (N-0631S, N-0531S)]
Check the air supply
vent for dust or
obstructions.
Be sure
to do.
Prohibited
Be sure the gas/power
supplied matches the
gas on the rating plate.
Ex. For Natural Gas N-0631S
Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
Be sure
to do.
Be sure
to do.
(Continued)
Leave the proper clearance between
the water heater and nearby objects
(trees, timber, boxes with flammable
materials etc.).
Be sure
to do.
*
Indicates suggested clearances for maintenance.
Do not place the exhaust vent terminal
in an indoor environment by means of
adding walls and ceiling (Do not en-
close using corrugated sheets, etc.)
Carbon monoxide poisoning or fire may
occur as a result.
Exhaust
vent terminal
Outdoor
Unit
Prohibited
Do not place combustibles such as
laundry, newspapers, oils etc. near the
heater or the exhaust vent terminal.
Exhaust vent terminal
(indoor installation)
Prohibited
Carbon Monoxide Poisoning Hazard. Do
not install this water heater in a mobile
home, recreation vehicle or on a boat.
Prohibited
Do not use combustible chemicals
such as oil, gasoline, benzene etc.
in the near the heater or the exhaust
vent terminal.
Do not store or use gasoline or
other flammable vapors and liquids
in the vicinity of this or any other
appliance.
Prohibited
Prohibited
Do not place or use a spray can
near the heater or the exhaust vent
terminal.
Prohibited
Left side:
Min. 6"
Right side:
Min. 6"
Front:
Sug. 24"
Upper: Min. 36"
[When installing indoors (N-0631S, N-0531S)]
[When installing outdoors]
Unit
180,000
148,000
2.4
2.25" 2.25"
2.4
173,600
142,000
180,000 BTU
180,000 BTU
25,000 BTU
25,000 BTU
177
177
4.0"
4.0"
0.55"
0.55"
2.25"
2.25"
10.5"
10.5"
670
670
2004
15 150
N-0631S
N-0631S
Left side: Min. 2"
Right side:
Min. 2"
Upper:
Min. 12"
Front: Sug. 24"
*
Sug. 3" from
vent pipe