Lennox Merit Plus Series Installation Instructions Manual page 7

LENNOX HEARTH PRODUCTS • MERIT PLUS
EXTERIOR HORIZONTAL VENT TERMINATION CLEARANCE REQUIREMENTS
*
See Item D in the Text Below.
Exterior Wall
*18"
V
Horizontal
Termination
6"
Ventilated Soffit
Inside Corner
Detail D
B
V
L
V
F
V
A
X = Air Supply Inlet
A = C e l r a n a e c a o b e v r g d a , e e v a r
B = C e l r a n a e c o t w n i o d w r o o d r o
C = C e l r a n a e c o t p r e m n a n e y l t l c
D = e V i t r a c c l e l r a n a e c o t e v i t n t a l
t r e m n i i t a n o w h t i n i a o h z i r n o l a t d
E = C e l r a n a e c o t n u e v i t n t a l d e s f o
F = C e l r a n a e c o t u o i s t e d o c n r r e
G = C e l r a n a e c o t n i i s e d o c n r r e
H = C e l r a n a e c o t a e h c n i i s e d f o
m e e t / r e r u g t a l r o s a e s m b y l
I = C e l r a n a e c o t e s i v r e c e r u g t a l r o
J = C e l r a n a e c o t n n o m e h c n a c i l a
t e h o c m u b i t s n o a r i n i t e l o t a y n o
K = C e l r a n a e c o t a m e h c n a c i l a a
L = C e l r a n a e c a o b e v p v a d e i s e d w
n o p b u c i l p o r e p y t r
M = C e l r a n a e c u d n r e e v a r d n , a o p
N = D p e h t f o l A o c e v ( M x a m i u m )
O = C e l r a n a e c o t T r e m n i i t a n o A (
P = W d i h t f o l A o c e v ( M n i m i u m )
Q = C e l r a n a e c o t o C m b s u b i t e l A o b
* n I c a o c d r n a e c w h t i t e h c r u e r t n
* * n I c a o c d r n a e c w h t i t e h u c e r t n
‡ A e v t n h s l l a o n t t r e i m a n e t d r i c e
d w e i l l g n . s
‡ * O n y l p r e m t t i d e f i e v a r d n , a o p
2 • n i h c C e l r a n a e c o t N o - n o C m b s u
Figure 6
DIRECT VENT GAS FIREPLACES (MPDP35/40) • INSTALLATION INSTRUCTIONS
®
Inside
Corner Detail
G
V
A
B
C
V
Fixed V Operable
Closed Window
Window
C
B
C
B
C
= Vent Termination
V
d n , a o p c r , h d c e , k r o a b c l n o . y 2 1
h t t a m y a e b o e p e n . d 6
<
f
s o d e w n i o d w 2 1
p
d e o s i f f l t c o t a d e a o b e v t e h 8 1
t s i n a e c f o 8 1 n i h c s e 4 ( 8 5 m m )
t i f 2 1
5
2
6
e c t n r e i l e n x e e t d n d e a o b e v 3
a
e v t n o t u t e l 3
a r i u s p p y l n i t e l o t b i u i d l g n r o 6
h t r e p a i l p n a e c <
f
r i u s p p y l n i t e l 6
a k l r o p v a d e i d e v w a l y c o t a d e 7
c r , h e d k c r o b l a o c y n 2 1
6
c l v o ) e 6
3
e v A ( c l v o ) e 8 1
C S - A 1 B 9 4 1 . N i t a n o l a G s a A d n P o r
A N I S S 2 Z 3 2 1 . N / P F A 4 5 N i t a n o l a
y l t a o b e v a i s e d w a k l r o p v a d e d i r
c r , h e d k c r o b l a o c y n s i u f y l l p o n e
b i t e l f s r o S 4 V 5 . H T 2 - O n . y l
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
NOTE: Local Codes Or Regulations
May Require Different Clearances.
NOTE: Location Of The Vent Termination
Must Not Interfere With Access To The
Electrical Service.
= 9" in U.S.
1
= 12" in Canada
3 ft.
X
1
1
3 ft.
J
B
= Area where Termination is not Permitted
a C a n i d n a I s n a t a l l o i t * n
n i h c s e 3 ( c 0 m * )
n i h c s e 1 ( c 5 m f ) r o a p p a i l c n s e
0 1 0 , 0 0 t B h u ( k 3 W , ) 2 1 n i h c s e 3 (
r o a p p a i l c n s e > 0 1 0 , 0 0 t B h u ( k 3 W
n i h c s e 3 ( 5 0 m m ) e r o c m m e d n d e
e r e v t n w n i o d w c n o e d s n i t a n o
n i h c s e 4 ( 8 5 m m )
n i h c s e 3 ( 5 0 m m )
n i h c s e 1 ( . 2 c 7 m ) m n i m i u m
n i h c s e 5 ( 0 . c 8 m ) m n i m i u m - S 4 V
n i h c s e 1 ( . 5 c 2 m ) m n i m i u m - S 4 V
e f t e 9 ( c 1 m ) w h t i n i a e h g i t h f o 5 1
o b e v t e h m e e t / r e r u g t a l r o s a e s m l b
e f t e 9 ( c 1 m * )
n i h c s e 1 ( c 5 m f ) r o a p p a i l c n s e
0 1 0 , 0 0 t B h u ( k 3 W , ) 2 1 n i h c s e 3 (
r o a p p a i l c n s e > 0 1 0 , 0 0 t B h u ( k 3 W
f e e ( t . 1 3 8 m * )
f e e ( t . 2 3 1 m ‡ )
n i h c s e 3 ( c 0 m ) ‡ *
f e e ( t . 1 3 8 m * )
n i h c s e ( 5 1 2 . m m * )
e f t e 9 ( c 1 m * )
n i h c s e 4 ( 7 5 m m * )
a p e n n I t s l l a i t a n o C d o . e
u F l e G s a o C e d . s
e v w y a w i h h c i l s c o t a d e e b w t e n e
n o a m n i m i u m 2 s d i s e b n e a e h t t e h
N
Q
H
M
V
I
U S n I t s l l a i t a
2 1 n i h c s e 3 ( c 0 m ) * *
6 n i h c s e 1 ( c 5 m f ) r o a p p
c 0 m ) < 0 1 0 , 0 0 t B h u ( k 3 W , ) 9
) f r o a p p a i l c n s e > 0 1 0 , 0 0
< 0 5 0 , 0 0 t B h u 1 ( k 5 W , )
f r o a p p a i l c n s e > 0 5 0 , 0 0
o t 9 n i h c s e 2 ( 9 2 m m ) e r o c
p e r e v t n w n i o d w c n o e d s n
8 1 n i h c s e 4 ( 8 5 m m )
2 1 n i h c s e 3 ( 5 0 m m )
5 n i h c s e 1 ( . 2 c 7 m ) m n i
5 . H - T • 2 2 n i h c s e 5 ( 0 . c 8 m ) m n i
5 . H S T S 6 n i h c s e 1 ( . 5 c 2 m ) m n i
e f t e 3 e f t e 9 ( c 1 m ) w h t i n i a
* y a o b e v t e h m e e t / r e r u g t a l
3 e f t e 9 ( c 1 m ) * *
6 n i h c s e 1 ( c 5 m f ) r o a p p
c 0 m ) < 0 1 0 , 0 0 t B h u ( k 3 W , ) 9
) f r o a p p a i l c n s e > 0 1 0 , 0 0
< 0 5 0 , 0 0 t B h u 1 ( k 5 W , )
f r o a p p a i l c n s e > 0 5 0 , 0 0
3 e f t e 9 ( c 1 m ) a o b e v f i
o h z i r n o a t y l l * *
7 f e e ( t . 2 3 1 m ‡ )
2 1 n i h c s e 3 ( c 0 m ‡ )
6 f e e ( t . 1 3 8 m ) * *
6 n i h c s e ( 5 1 2 . m m ) * *
3 e f t e 9 ( c 1 m * )
8 1 n i h c s e 4 ( 7 5 m m ) * *
w t o i s g n e l a f m y l i d w l e n i l s g a d n e s
l f o o . r
P
N
O
V
D E
V
X
K
n o * *
a i l c n s e
n i h c s e 2 ( c 3 m )
t B h u ( k 3 W ) a d n
2 1 n i h c s e 3 ( c 0 m )
t B h u 1 ( k 5 W ) * *
m m e d n d e o t
i t a n o
m i u m
m i u m - S 4 V 5 . H - T • 2
m i u m - S 4 V 5 . H S T S
e h g i t h f o 5 1 e f t e
r o s a e s m b y l * *
a i l c n s e
n i h c s e 2 ( c 3 m )
t B h u ( k 3 W ) a d n
2 1 n i h c s e 3 ( c 0 m )
t B h u 1 ( k 5 W ) * *
w h t i n i 0 1 e f t e 3 ( m )
v r s e o b h t
7