State Water Heaters SUF 130 300 Instruction Manual page 52

MANIFOLD GAS
PRESSURE TAP
1/8' NPT PLUG
500,000 BTU/HR NATURAL GAS MODELS
24 VAC GAS VALVE TOP VIEW
Figure 57
CHECKING THE FIRING RATE
1.
2.
3.
4.
5.
6.
7.
8.
3600
x H = Btu/hr
T
Example:
3600
x 1050 = 300,000 Btu/hr (87.9 kW)
12.6
NOTE:
GAS CONTROL
KNOB
ON OFF
MANIFOLD GAS PRESSURE
REGULATOR COVER SCREW
TO TURN OFF GAS
1.
on page 45.
2.
3.
4.
HIGH ALTITUDE INSTALLATIONS
Under no circumstances should the
input exceed the rate shown on the
water heater's rating label.
Overfiring could result in fire or
explosion.
Gas and carbon monoxide detectors are
available.
Breathing Hazard - Carbon Monoxide Gas
Breathing carbon monoxide can cause brain damage or
death. Always read and understand instruction manual.
NOTE:
NOTE:
52
Fire and Explosion Hazard
Under no circumstances should
the input exceed the rate shown
on the water heater's rating label.
Overfiring could result in damage to
the water heater and sooting.
Gas and carbon monoxide detectors
are available.