Specifications - Nordyne M1GH 056 Installation Instructions And Owner's Manuals

NOTICE TO INSTALLER
Installer is advised to follow carefully all instructions and
warnings in this manual to insure maximum performance,
safety, and operating efficiency of these appliances. Improper
installation may create hazardous conditions, and will void
the appliance warranty.

1. SPECIFICATIONS

GENERAL DESCRIPTION
M1 Series gas and oil furnaces are listed direct vent (sealed
combustion), downflow heating appliances for manufactured
(mobile) homes, recreational vehicles, and for use in residential/
modular/commercial construction. The furnace must be located
so that venting can be properly achieved.
Furnace Input
Model No MBtu/h MBtu/h
M1GH 056 56
M1GB 056 56
M1GC 056 56
M1GD 056 56
M1GH 070 70
M1GB 070 70
M1GC 070 70
M1GD 070 70
M1GH 077 77
M1GB 077 77
M1GC 077 77
M1GD 077 77
M1GH 090 90
M1GB 090 90
M1GC 090 90
M1GD 090 90
M1MA 056 56
M1MB 056 56
M1MC 056 56
M1MD 056 56
M1MA 070 70
M1MB 070 70
M1MC 070 70
M1MD 070 70
M1MB 077 77
M1MC 077 77
M1MD 077 77
M1MB 090 90
M1MC 090 90
M1MD 090 90
M1BA 066 66
M1BC 066 66
M1BB 086 86
M1BC 086 86
M1SA 066 66
M1SC 066 66
M1SB 086 86
M1SC 086 86
Electrical Supply - 120 volts, 60HZ, 1 Ph.
Fuse or Breaker - 15 amps
Temperature Rise - 45° to 75°F
High Altitude - See Table 11. For Canadian High Altitude (2,000' to 4,500'), reduce the gas manifold pressure
to 3.0" W.C. for natural gas and to 8" W.C. for LP gas.
*Blower capacity only - needs relay box for AC
Output Orifice No
Nat. LP
45 29 45
45 29 45
45 29 45
45 29 45
57 24 42
57 24 42
57 24 42
57 24 42
60 21 40
60 21 40
60 21 40
60 21 40
70 17 36
70 17 36
70 17 36
70 17 36
46 29 45
46 29 45
46 29 45
46 29 45
57 24 42
57 24 42
57 24 42
57 24 42
62 21 40
62 21 40
62 21 40
72 17 36
72 17 36
72 17 36
53 26 43
53 26 43
68 18 37
68 18 37
54 .50 Gph
54 .50 Gph
71 .65 Gph
71 .65 Gph
Thermostat Circuit - 24 volts, 60HZ, 30 vac
Normal Anticipator Setting - 0.4
Manifold Pressure - Natural Gas: 3.5" w.c.
Table 2. M1 Furnace Specifications
"A" cabinet models may be installed with Optional Coil Cabinet
Model #911969 for air conditioning.
"B" cabinet models are factory equipped with a built-in coil cavity.
Multi-speed blower assemblies as shown in Table 3 have
been certified for field installation in M1 Series furnaces. An air
conditioner can be easily field installed with M1GH Series
furnaces if used in conjunction with certified 2-wire relay box,
p/n 903092A or 4/5 wire relay box 902898A.
Part No.
Blower Wheel
903412
903413
903414
Table 3. Field Installation Blower Assemblies
E.S.P. Pilot Ignitor
In WC Burner Direct
0.2 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.2 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.3 x
0.24 x
0.3 x
0.3 x
0.3 x
0.24 x
0.3 x
0.3 x
0.3 x
Blower / Motor Assembly
Motor-Hp
10 x 8 1/3
11 x 8 1/2
10 x 8 3/4
Comb. Motor
Blower Hp
1/8
1/3
1/2
3/4
1/5
1/3
1/2
3/4
x 1/4
x 1/4
x 1/2
x 3/4
x 1/4
x 1/4
x 1/2
x 3/4
x 1/8
x 1/3
x 1/2
x 3/4
x 1/5
x 1/3
x 1/2
x 3/4
x 1/4
x 1/2
x 3/4
x 1/4
x 1/2
x 3/4
x 1/5
x 1/2
x 1/4
x 1/2
Burner Model 1/5
AF-10 Nozzle 1/2
Spray Angle 1/4
80° A 1/2
LP Gas: 10" w.c.
A/C Capacity
Ton
2, 2½ & 3
2, 2½, 3 & 4
2, 2½, 3, 4 & 5
A/C Ready
Tons
2*
3
4
5
2½*
3
4
5
3*
3
4
5
3*
3
4
5
2
3
4
5
2½
3
4
5
3
4
5
3
4
5
2½
4
3
4
2½
4
3
4
3