Navien NCB-240E User Manual (English)

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WARNING

If the information in these instructions is not followed exactly, a re or explosion may result, causing

property damage, personal injury or death.

Do not store or use gasoline or other ammable 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 re department.

Installation and service must be performed by a qualied installer, service agency or the gas supplier.

The installation must conform with local codes or, in the absence of local codes, the National Fuel Gas Code,

ANSIZ223.1/NFPA 54 and/or CSA B149.1, Natural Gas and Propane Installation Code.

NSF/ANSI 372

Keep this manual near this boiler for future reference whenever

maintenance or service is required.

* The wetted surface of this product contacted by consumable water contains less than

one quarter of one percent (0.25%) of lead by weight.

Installation & Operation Manual

NCB-E Condensing Combi-Boilers

Model

NCB-150E

NCB-180E

NCB-210E

NCB-240E

Other manuals for Navien NCB-240E

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General

Maximum Input Capacity	199, 900 BTU/h
AFUE	95%
Water Pressure	15-150 psi
DHW Flow Rate @ 77°F Temperature Rise	4.5 GPM
Vent Diameter	2" or 3"
Gas Type	Natural Gas or Propane
Water Connection Size	3/4" NPT
Gas Connection Size	3/4" NPT
Vent Size	2" or 3"
Warranty	5 years parts
Type	Condensing Combi Boiler