3
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
3.
Before Installation
Checkup
• Check the fixing brackets and vent pipe yearly for damage or wear. Replace if necessary.
DANGER
Do Not Use Equipment for Purposes Other Than Those Specified
• Do not use for other than increasing the temperature of the water supply, as unexpected accidents
may occur as a result.
Check Water Supply Quality
• If the water supply is hard, acidic or otherwise impure, treat the water with approved methods in
order to ensure full warranty coverage.
WARNING
CAUTION
Check the Gas
• Check that the rating plate indicates the
correct type of gas.
• Check that the gas supply line is sized for
180,000 Btuh for this unit.
Check the Power
• The power supply required is 120V AC, at 60Hz.
Using the incorrect voltage may result in fire or electric shock.
Use Extreme Caution if Using With a Solar Pre-Heater
• Using this unit with a solar pre-heater can lead to unpredictable output temperatures and
possibly scalding. If absolutely necessary, use mixing valves to ensure output temperatures do
not get to scalding levels. Do not use a solar pre-heater with the quick-connect multi-system.
SAR8584C̲001̲014̲E̲J.p65
06.11.2, 11:06 PM
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