Model
NCB-24LSWE
NCB-28LSWE
NCB-34LSWE
NCB-40LSWE
Installation &
Operation
Manual
Keep this manual near this boiler for future reference whenever
maintenance or service is required.
WARNING
If the information in these instructions is not followed exactly, a fire or explosion may result, causing
property damage, personal injury, or death.
–
Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any
other appliance.
–
WHAT TO DO IF YOU SMELL GAS
●
Do not try to light any appliance.
●
Do not touch any electrical switch; do not use any phone in your building.
●
Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s
instructions.
●
If you cannot reach your gas supplier, call the fire department.
–
Installation and service must be performed by a qualified installer, service agency or the gas
supplier.
Condensing Combi Boiler
