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3. Fire burner to maintain temperature below steaming
prevent rise in steam pressure.
all interior surfaces under full pressure until drain water
runs clear.
tapping.
line. Start burner and steam for 15 minutes to remove
dissolved gases. Stop burner.
Part No. 550-141-935/0215
Flue damper assembly, typical
remove oil. Failure to properly clean can
result in violent water level fluctuations,
water passing into steam mains, or high
maintenance costs on strainers, traps and
Do not use petroleum-based cleaning
or sealing compounds in boiler system.
Severe damage to system components
can result, causing substantial property
damage.
(continued)
Do not use petroleum-based cleaning
or sealing compounds in boiler system.
Severe damage to system components
can result, causing substantial property
damage.
erals can build up in sections, reducing heat transfer,
overheating cast iron and causing section failure.
For unusually hard water areas or low pH conditions
1. Use antifreeze especially made for hydronic systems.
Inhibited propylene glycol is recommended.
Do not use automotive, ethylene glycol
or undiluted antifreeze. Severe personal
injury or death can result.
disconnect from city water supply.
4. Determine quantity according to system water content.
solution will affect sizing of heat distribution units,
5. Follow antifreeze manufacturer's instructions.
monoxide emissions, resulting in severe
personal injury or death.
A
" –
The boiler contains ceramic fiber and
fiberglass materials. Use care when
handling these materials per instructions
on page 38 of this manual. Failure to
comply could result in severe personal
injury.
any not gas-tight.
, flush
a. use silicone sealant on section flueways.
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33
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