Clearances To Combustibles - Yukon Eagle Oil Furnace Owner's Manual

ABOVE TOP OF
WARM AIR PLENUM
6"
CAUTION
!
BE SURE TO INSTALL DUCT WORK
WITH CLEARANCES SHOWN
18" MIN
8" Dia.
Flue Pipe
Top View
Cold Air
Plenum
Top View
Warm Air
Plenum
FLOOR TO BE NON-COMBUSTIBLE MATERIAL
Plan Your Installation

CLEARANCES TO COMBUSTIBLES

FROM THE FROM SIDES
FRONT AND BACK
48"
!
Combustible
Walls
18" MIN
FROM CHIMNEY
CONNECTOR
18" * 18"
Floor Joist or Combustible Material
6 Inches
WARM AIR
PLENUM
FURNACE
NOTE:
DUCT AND PLENUMS SHALL BE
CONSTRUCTED ENTIRELY OF
SHEET METAL.
* Up to 50% less clearance between combus-
tible walls and chimney connector to furnace
and ducts is allowed if insulated according to
NFPA Standard 90B or your local building
code. This copyrighted book is available from
the National Fire Protection Association, Inc.,
PO Box 9101, Quincy, MA 02269-9101
SERVICE CLEARANCE OF 24 INCHES
MINIMUM REQUIRED TO SERVICE
BLOWER
12
6 FT OF
PLENUM
6"
Heat Supply
6 Feet
1" CLEARANCE TO
COMBUSTIBLES
BEYOND 6' TO A
POINT WHERE
THERE IS A
CHANGE IN
DIRECTION OF
90 DEGREES OR
MORE.
6 FT OF
PLENUM
1"
1"
Ducts
FIG. 4