Navien LST-58K, Instruction Manual

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Daily checku p
23
1. Check if there is any combustible object nearby the boiler chimney pipe (chimney)
2. Check if chimney pipe(chimney) is crushed, filled with water, clogged or burst and if the
end of the chimney pipe(chimney) is in a place and a direction not to have damage on
other houses and people owing to the wind or other impacts.
3. Check if the connection points on the in take and exhaust pipes
(exhaust pipe, chimney pipe) are secured, if the chimney pipe(chimney) is clogged,
and if there is any leak due to rusty portions.
4. If there any abnormality still exists, call the agency where you purchased from,
and consult with a installation personnel.
5. Always keep the boiler clean.
6. Check if the any oil leak in the oil tank, the oil pipe, or the boiler.
7. Check if there is any water leak inside the boiler (inside or outside) or the pipe.
Open the water discharge valve on the oil tank
to remove water periodically.
It is dangerous to fully open the water discharge valve,
as a large amount of oil may flow out of the oil tank.
You do not have to fully open valve, as there is only a
small amount of water to remove.
Water discharge from the oil tank