9.
ROOF
JACK
SELECTION
,,-
This
;0<01
~'oo
above ceifing
Flashing
.!.ack
'-,.
,
111
/
/
C~vity
I
"~-
-
•
-,-
•
00
I
J
Furn"".
~-.
-
-'-
''''''
Ceding
Flal
Roo
Flue
PI~
CombuSl1
Air
Pipe
APPLICATION NOTES'
a.
FO, SO. SOT and FOT Senes Roof Jacks with a 5"
diameterinner vent pipe may be used with all models
ot
MG, MM. MS. and
MB
series
gas and oillumaces,
b.
F_Flat, Flashing: Adjusts Irom
0112
to
at
least
1112
root slope
C,
S~Slant
Flashing tor
2.5112
Slope: adjusts
1112
to
41
12 root slope,
a Determ",e depth
ot
ceiling caVily trom
centel
of root
openlr>g
to centerof ceiling opelllng, (See DimenSIon
"A"
in
Figure
7.)
b.
Determ",eceillngheight arid sublract height ottumace.
(See D,menslO/ls "B"
in
Figure 7.)
c.
AdddlmensOons
A+
B (and Xfrom Table 9 and F'9ure
8 if stant deck flashing is used), The lotallength of
(A
+ B +
X)
Will
be
w~hin
the minimum and maximum
range of one of the Root Jacks
l>Sted
In
Table 8.
Nole: Install only Root Jack Assemblies listed
in
Table 6
on
this Ileating appliance,
ROOF
JACK
EXTENSION
Figure
7. Rool Jack A
••
embfleo
Figure
8
~
"X"
(SEE
TABLE
~I
~
ROOf
JACK
SLANT DECK
FLASHING
ROOF
OPENING
CEILING
OPENING
CEILING
PITCHED
,~
ROOF
JACK
WITH
2',112
SLANT
FLASHING
Under some circumstances it may
be
deSirable to raise the
Roof Jack by
USing
a furnace Root
lack
exlenslon (external
extensIOn pin 901937,IIIIernai extension pin 901935).
An
extenSIOn
or high
Wind
senes roof jack may help
to
solve a
pilol outage caused by unusual wirld elleels because
of
geographICal features such as hiils. trees. tall buildings, etc
The extenSion
IS
available as an opllonal accessoryand may
be purchased through your NQROYNE distributor.
,
I
,
MODEL
,
APPROX, ADJ.
NUMBER
LENGTHS'
BELOW FLASHING
F01323
-5
13- - 23-
F02343
-5
23" - 43"
501835
-5
18"-35"
502447
-5
24--47"
503253
-5 32" ·53"
504895
-5 48" - 95"
I
50T2442
-5
24"-42-
50T2745
-5 27" - 45"
50145B1
-5 45" - 81"
IFOT2846
-5
28" - 46-
2h
112
SLANT
DECK
SOT
~I
,
.....
."".....,
'"<L"''''_G
T"~T
""
0""'""
OT_
---
27
45
-5
L
6.7.;,",-
,...,TN
--
"'"GlN
5/12
ROOf
SLOPE
Table
e,
Rool J
..
k A
....
mbl>e.
Fig~re
9.
NORDYNE -
manulacturer
ollntertherm
and
Miller
products
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