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VII. Venting
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A.
Install vent system in accordance with local building
codes; or local authority having jurisdiction; or
National Fuel Gas Code, ANSI Z223.1/NFPA 54, Part
7, Venting of Equipment and/or CAN/CGA B149
Installation Codes, Part 5, Venting Systems and Air
Supply for Appliances. Install any of the following for
this Independence Series Category I, draft hood
equipped appliance:
1. Type B or Type L gas vent. Install in accordance
with listing and manufacturer's instructions.
2. Masonry or metal chimney. Build and install in
accordance with local building codes; or local
authority having jurisdiction; or Standard for
Chimneys, Fireplaces, Vents, and Solid Fuel
Burning Appliances, ANSI/NFPA 211 and/or
National Building Code of Canada.
Masonry chimney must be lined with approved clay
flue lining or listed chimney lining system except as
provided in ANSI Z223.1/NFPA 54, Paragraph
7.5.4(a): Exception: Where permitted by the
authority having jurisdiction, existing chimneys
shall be permitted to have their use continued when
an appliance is replaced by an appliance of similar
type, input rating, and efficiency.
3. Single wall metal vent. Allowed by ANSI Z223.1/
NFPA 54 under very restrictive conditions.
B.
Inspect chimney and remove any obstructions or
restrictions. Clean chimney if previously used for solid
or liquid fuel-burning appliances or fireplaces.
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C.
Boiler Equipped With Vent Damper
1. Open Vent Damper Carton and remove Installation
Instructions. Read Installation Instructions
thoroughly before proceeding.
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2. Vent damper should be same size as draft hood
outlet. See Figure 1. Unpack vent damper carefully
- DO NOT FORCE CLOSED! Forcing vent
damper may damage gear train and void warranty.
Vent damper assembly includes pre-wired
connection harness with polarized plug for use on
all 24V standing pilot or intermittent ignition (EI or
HSP) control systems.
3. Mount vent damper assembly on draft hood without
modification to either (Refer to instructions packed
with vent damper for specific instructions). Vent
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damper position indicator to be visible to users.
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4. U.S.A. - Do not install Non-listed vent damper or
other obstruction in vent pipe.
Canada - Do not install Non-listed vent damper or
other obstruction in vent pipe.
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