Nordyne Downflow Direct Vent Forced Air Gas Oil Furnaces SERIES M1B User Manual
Page 31
31
Table 10. M1/M5 Furnace Specifi cations - Factory Settings
Furnace
Model No
Input
MBtu/h
Output
MBtu/h
Orifi
ce
No
E.S.P
.
In WC
Pilot
Burner
Ignitor
Direct
Comb.
Blo
wer
Motor
Hp
A/C Read
y
T
ons
Nat.
LP
M1GB 056
56
45
29
45
0.3
x
1/4
3
M1GB 070
70
57
24
42
0.3
x
1/4
3
M1GB 077
77
62
21
40
0.3
x
x
1/4
3
M1GB 090
90
72
17
36
0.3
x
x
1/4
3
M1MB 056
56
46
29
45
0.3
x
x
1/4
3
M1MC 056
56
46
29
45
0.3
x
x
1/2
4
M1MB 070
70
57
24
42
0.3
x
x
1/4
3
M1MC 070
70
57
24
42
0.3
x
x
1/2
4
M1MB 077
77
62
21
40
0.3
x
x
1/4
3
M1MC 077
77
62
21
40
0.3
x
x
1/2
4
M1MB 090
90
72
17
36
0.3
x
x
1/4
3
M1MC 090
90
72
17
36
0.3
x
x
1/2
4
M1BB 066
66
53
26
43
0.3
x
x
1/4
3
M1BC 066
66
53
26
43
0.3
x
x
1/2
4
M1BB 086
86
68
18
37
0.3
x
x
1/4
3
M1BC 086
86
68
18
37
0.3
x
x
1/2
4
M5SB 066
66
56
.50 Gph
0.3
x
Bur
ner Model:
1/4
3
M5SC 066
66
56
.50 Gph
0.3
x
AF-10
1/2
4
M5SB 086
86
73
.65 Gph
0.3
x
Spr
a
y
Angle:
1/4
3
M5SC 086
86
73
.65 Gph
0.3
x
80° A
1/2
4
NO
TES:
•
Electr
ical Supply - 120 v
olts
, 60HZ, 1 Ph.
Fuse or Break
er - 15 amps
•
T
emper
ature Rise - 45° F to 75° F
•
High Altitude - See
T
a
b
le 12 (page 32).
F
o
r
Canadian Altitudes (2,000’
to 4,500’), reduce the
gas manif
old pressure to 3.0”
W
.C
. f
or natur
al gas
and to 8”
W
.C
. f
or LP gas
.
•
Ther
mostat Circuit - 24 v
olts
, 60HZ, 30 v
a
c
•
Nor
mal Anticipator Setting - 0.4
•
Manif
old Pressure -
Natur
al Gas:
3.5”
w
.c.
LP Gas:
10”
w
.c.
FIGURES & TABLES