New Buck Corporation 81 - Manual (Page 29)

Ceiling Exit (Using Close Clearance Listed Chimney)
1. Suspend a plumb bob from ceiling above unit so that weight is hanging in center of flue
exit. (A small weight on a string will serve as a plumb bob). Mark ceiling where string is
suspended to locate center of chimney hole.
2. After locating center of hole, install ceiling support box, chimney or chimney connector,
flashing and rain cap using listed 2100° HT chimney only. Only use pipe listed in this
manual.
CAUTION
REFER TO CHIMNEY MANUFACTURERS INSTRUCTIONS FOR ASSEMBLY AND
DISASSEMBLY OF CHIMNEY PARTS. BE SURE TO FOLLOW CHIMNEY INSTRUC-
TIONS FOR PROPER CLEARANCES TO COMBUSTIBLE AND PROPER AIR SPACING
REQUIRED.
3. Add additional pipe until both of the following are met:
24" min.
(610 mm)
OUTSIDE AIR DUCT THROUGH FLOOR WHEN
MOBLE HOME IS NOT UNDERPENNED
RAIN CAP
FLASHING
RADIATION SHIELD
24" min.
(610 mm)
OUTSIDE AIR DUCT THROUGH UNDERPENNED
RAIN CAP
FLASHING
RADIATION SHIELD
36" TYP.
36" TYP.
20 FT. MAX.
Figure 12
OUTSIDE AIR DUCT THROUGH UNDERPINNING
OUTSIDE AIR DUCT THROUGH FLOOR
WHEN MOBILE IS NOT UNDERPINNED
Page 27