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WARNING
Burn Hazard. Never run water into a hot empty
boiler. Failure to follow these instructions could
result in death or serious injury.
Filling System With Water
Steam heating systems boiler is partially filled with water.
Fill boiler to correct level for proper system operation.
Correct water level is about halfway up glass water level
gauge as marked on boiler jacket.
1.
Close boiler drain valve.
2.
Open valves at top and bottom of glass water level
gauge.
3.
Open fill valve. Allow water to run into boiler.
4.
Continue to fill boiler until water reaches indicated
water line about halfway up glass gauge.
Water Level
• Normal water level is 24" above the floor as shown on
left side of boiler.
• Determine water level when boiler is off and cold, when
all water in the system is inside the boiler and return
piping below water line, and everything above water
line is air, no steam.
• When boiler is making steam, water level drops two to
three inches below normal water line.
OPERATING YOUR BOILER
Thermostat
A. Set thermostat to desired room temperature.
B. Set thermostat to lower setting if heat is not
C. System is self-checking. If failure of any component
D. On call for heat, each component must function
E. Turn thermostat to lowest setting for one minute
19
required
system will not operate or will go into safety
lockout.
properly to permit operation.
and back to normal setting to reset on safety
lockout.
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