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WATER BOILER
Startup procedure
Follow information below to prevent
severe personal injury, death or sub-
stantial property damage:
burner manual for proper fuel oil.
excess oil has accumulated, when unit
is full of vapor or when combustion
chamber is very hot.
and burner mounting door are secured
in place.
boiler.
around the boiler.
automotive, ethylene glycol, undiluted
personal injury, death or substantial
property damage can result.
hydronic systems. Inhibited propylene
glycol is recommended.
about -30 °F. Do not exceed 50% mix-
ture.
preventer or actual disconnect from
city water supply.
tem water content. Boiler water con-
tent is listed on back cover of manual.
heat distribution units, circulator and
expansion tank.
structions.
Fill the system:
1. Close manual and automatic air vents and boiler
drain cock.
2. Fill to correct system pressure. Correct pressure will
pressure for residential systems is 12 psig. Boiler
water pH 7.0 to 8.5 is recommended.
time until water squirts out. Close vent.
b. Repeat with remaining vents.
5. Refill to correct pressure.
Part number 550-141-986/0112
— Boiler Manual
Tips for water systems:
will reduce boiler life. Minerals can build up in sections, reducing heat
transfer and causing cast iron to overheat, resulting in section failure.
-
(above 7 grains hardness), consult local water treatment company.
To place in operation:
1. Verify boiler is filled with water.
— Do not use
the chamber floor insulation blanket is correctly positioned.
3. Verify burner mounting door is closed tightly and burner wiring har-
nesses are connected at the jacket crosstie.
4. Factory burner adjustment and settings may not be suitable for specific
job conditions. Always use combustion test equipment to check and
adjust.
a. Follow burner manual for start-up.
b. Allow boiler to heat to design conditions.
and –0.02 inches w.c.
-
5. To observe the flame, loosen the observation port center bolt. Rotate
the observation port so the sight glass is at the 6:00 position. Retighten
the center bolt. When finished viewing, loosen the center bolt. Rotate
the observation port so the glass is at the 12:00 position. Then retighten
the bolt. This will prevent soot from depositing on the glass.
-
in system can interfere with water circulation and cause improper heat
distribution.
tems."
7. Inspect breeching and venting for proper operation.
Follow additional instructions:
Failure to maintain recommended pH and repair leaks can
cause section iron corrosion, leading to section failure and
leaks. Do not use petroleum-based sealing or stop-leak com-
pounds in boiler systems. Damage to system components can
result.
between 11% and 12%, 0 smoke, and breeching draft between –0.01
2
Make final burner adjustments using combustion test equip-
ment to assure proper operation. Do not fire boiler without
in substantial property damage.
Read and follow the
tions packed with the boiler or components.
-
and all other instruc-
23
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