t
f
r
NonCE
TO INSTALLER
Installer
is
advised
to
follow carefully all instruc1ions
and
warnings in this
manual
to
insure
maximum
performance,
safety. and operahng efficiency
01
these
appliances,
Improper
installation
may
create
hazardous
conditions.
and
will void
the appliance warramy_
1.
SPECIFICATIONS
GENERAL DESCRIPTION
MG. MM,
MS,
and
MB
Series gas and oil fumaces are U.L.
Listed and
CSA
certified direct
vent
(sealed combustion).
downflow
healing
and
appliances (or manufactured (mobile)
homes. recrealional vehICles. and for
use
In
residentiaV
modular/commercial
construction,
The
furnace
must
be
located so that
venting
can
be
property achieved,
"A"
cabinet
models
may
be
Installed with Optional Coil
CalJlnet
Model
'911969
for
air
condltloning_
Mulli·spe&d. healinglcoolinQ
blowers
1/3
HP
(pin 9019981
are
lactory'provlded
On
MGBB.
MMBB,
MSBA,
and
MBBA
models.
Add~ionally.
blowermodels
113
HP
(pin
901998) and
1/2
HP
(pin 901999) are
cerl~led
lor
held
inSlaliatlon in
tumacemodelsMG(H,B}(A,B);MM(H.B)(A,B);MS{H.B)(A,B):
and MB(H,B)
(A,B}when
use<J
inconlunct,on
w~h
2,wlre
relay
(pin 9019S4);
5·w"e
relay (pin 901995):
and
2·wire relay
used wllh
AlC
ready units
(MG(H.B)B
and
MM(H.B)B (pin
902649).
GA.
"_"000....
AG.
.•
"."
........
_
..
,....,.
_"'''-0)-
_ .•' ....r
_"'''-0)-
-
..
'"
-
"--
"
" "
...
~
..
""
"""""
..
,.
..
"
'0'
-_.
~
,
"
" "
"
..
" "
•
-~
..
.....
L'
..
"
.,',
0."
• 0"
_.T""",_
".
..,
"-,,
".
.,
..
"
"B" cab,nel
models
are tactory eqUipped with a lJuilHn coil
cavity
'CSA
1"",,,,'OIJtolIl
TKlle
4.
Ga.
Almo.pheric
Furnece.
liZ'"
NFPT
Gas \falvt Inlet
DESCRIPTION
DOS
'''''COO
ORA
....,
""'OCT"'''''''"
.'00'''_'.
$Iaoo,og P,lol
Eieclrn:
Ignl!lon
J
Ion
_
....
,"-"
-"-"
....
,
_
.........
,
_"-",',0,
AIC
'daOlllbl,
Hal
$!IIMC";
r4JC
readv w're/,jy
-
."
"
.
-
~-
•
"
"
""".,
MGHA-05M (A,6)FC
MMHB-<l56A
IA.BIHR
~-
.,
..
"
,,,,,.,
MGHA-O?OA
(A,BIFC
MMH6·0?OA
(A.B)HR
_0.0.
••
MGHA-O??A
(A,BIFC
-
•
,
•
..
MMHB-onA
(A.B)HR
..
" " "
•
MGHA·090A
IA_BIPO
MMHB-09OA
(A_BlHR
_I
.......
,,·os
""
,,.
,>-I,
SraMmg
PliOI
3
100
EI'Clric ignilion •
1M
·CS.
~'Outpul
NC
agaglablll wlrelav
HoI
SUrfllC,1
NC
rudy
wlrei,y
Tabl,
5.
Ga.
Forced
Dr.ft.
Direcl Ignition
MGHB-05M IA.BIFC MMBB·056
A6
HR
""
••
""
""-
0
...
n_.e
..
MGHB-O?OA
(A,6IFC MMB6·070
A6
HR
.•
"""
.........
MGHB-onA (A,6IFC
MMB6·0n
A6
HR
........
,
..
,
-."-",
....
...........
"
-.
......
,
- - - -
MGHB-090A (A,6IPQ MMB6-000 A6
HR
""w"
...,w,.
...""
.
_00
-
••
-
••
StaMmg P,lot
,,~
Gas Gun
!l!C
r4dagla/*'
--
" "
•
•
NC
IIddOI.lQlft
wl",tay
MBHA-06SA
(A.BlFC
._-
"
•
,
"
-~.
MGBB-056
AB
Fe
MBHA-oaSA
IA_BIFC
"
"
"
MGBB·070
AB
FC
Gu
Gun 4
1<10
NC
ild.lglabi,
'0
"
•
MGBB·on
A6
FC
MBBA·06M IA.SIFC
"'-''''''
•••
..
'"
.
MBSA·OSSA
'A.S'FC -
..
.
..
MGBB·09O
AB
PO
....
'''"'''.00
"-,,
"os
".,
,,-os
EI,ctt'"
IgM.""
Oji
Gun
r41C
Milglam,
Hoi
S"'tace/r4/C i1aapw>!e MSHA-066A {A,B)FO
Table
6.
Gas A &
Oil
Gun Furnace.
MMHA-~A
IA.BIHR
MSHA-08SA IAB\FO
For
Tables
4
".
MMHA-070A IA.BIHR
Or/
aim.
roa
NC
"<I4mobl,
Eleclr>cal
Supply , ,
'"
120
\ro~s.
roHz. IIPH
MMHA-OnA (A.BIHR
MSBA-066A (A.B)FO
Fuse
or
Breaker
15
Amps
MMHA-09OA
iA.BIHR
Th-errnosla.
C"cuiL
24
\ro~s,
roH•.
15
\rAe
MSBA-OSSA
IA_BlFO
Nom.
Anh::>palot
Sell'''9
"""""
..
""
...
"
..
......""_
..
,,
0.4
[
see
11>&
lumaee
labtllor
listed opuonal
aor
c""d~jomn9
equipment.
NORDYNE·
manufacturer
of
Intertherm
and
Miller
products.
_
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