Nordyne AND M5S, SERIES M1B installation instructions M1GH 077, 090 Models

Page 35

Figure 41. Standing Pilot with Induced Draft Furnace, M1GH 077, 090 Models

35

WIRING DIAGRAM

Standing Pilot With Induced Draft Furnaces,

M1GH 077, 090 Models.

NOTES

1. Incoming power must be polarized. Observe

BLOWER

color coding. (See furnace data label for

MOTOR

AUX. LIMIT

electrical information.)

HEATING

2. If any of the original wires (as supplied with

ONLY

W

BLUE

BLACK

BLACK

the appliance) must be replaced, use 105˚C

R

Thermoplastic type wire or its equivalent.

1

2

3

4

5

6

C

ON/OFF

SWITCH

CONNECTOR

HOUSING CAP

WHITE

BLACK

GRAY RED

WHITE

BLUE

BLUE

BLACK

BLACK

FUSE3A

BLACK BLACK

4

6

3

2

5

1

GRAY

HI-LIMIT

FAN

BLACK

BLACK

SWITCH

GRAY

FAN

RED

1 2

TRANSFORMER R

24 V C

BLACK

COMBUSTION

SUPPLIED BY

BLACK

L1

115 V N

INSTALLER

WHITE

ORANGE

WHITE

L1

PRESSURE

NEUTRAL

ORANGE

SWITCH

WHITE

BLACK

GRAY

GROUND

BLUE

SCREW

BUSHING

FURNACE ELECTRICAL BOX

GAS VALVE

LEGENDS

703888C

115V:

FIELD 115V:

FAN ON/AUTO

24V:

FIELD 24V:

(Replaces 703888B)

SWITCH

02/99

Image 35

Contents For installation Installation InstructionsStanding Pilot Models Direct Ignition Models Oil Gun Models Homeowner Information Installer Information InformationReturn Air Connections Supply Air Connections Requirements and Codes Safety InformationCombustion and Ventilation Air Gas Piping and Gas Pipe Pressure TestingGeneral Installation SafetyALL Models Closet Alcove General InformationMinimum Clearances Blower AssemblyApplications Unit LocationSupply Air Connections Circulating AIR RequirementsReturn Air Connections Gas piping is not run in or through the return duct systemRequirements and Codes Furnace InstallationDetermine which duct connector to use from General InformationDuct Connector Sizes Standard Duct Connector Installation Cut-Out Dimensions for Standard Duct ConnectorsInstalling The Furnace Duct Connector TabsApplication Notes Roof Jack InstallationRequired ceiling and roof cut-out openings see Roof Jack SelectionSlant Deck Flashings Roof Jack Series If Roof Pitch is Slant Deck FactorSecure ﬂ ashing with appropriate fasteners Installing The Roof JackInstallation of Transit-Mode Venting System Connect ﬂ ue pipe to ﬂ ue collar of furnace. See FigureElectrical Information Line Voltage WiringThermostat Length Unit to T’STAT Low Voltage WiringWire Heating Heating/Cooling Thermostat Wire GaugeImportant Notes Fuel Supply and PipingFuel line Hook-Up Oil Tank and Piping InstallationConversion to Propane LP Gas Leak CheckFuel Oil Type Honeywell Gas Valve High Altitude ConversionStanding Pilot Valve Lighting Instructions Standing Pilot ModelsOperating Instructions for Direct Ignition Models M1M Replace the furnace doorPilot Flame Standing Pilot Only Burner AdjustmentsFor oil, shut off all valves Replace the furnace door Combustion Air Factory Combustion Air SettingsElectrode Setting Oil Gun Only M1M Models with Direct Ignition Operating SequenceStanding Pilot Standing Pilot w/Induced Draft BlowersFurnace Controls & Functions Direct Ignition Furnaces Including Gas Gun M1B Series see , TroubleshootingStanding Pilot Models Page Cad cell is operational, replace the primary control Burner will not start and the LED indicator isOptional Accessories Cad Cell Resistance when Sensing ﬂameControl Module Status Indicator M5S Series Control Module Status Indicators M1M SeriesRed LED Indicator Status Control Module Status Indicator M1BClean or replace the oil ﬁ lter element at the oil tank MaintenanceInstaller Information Additional Oil Furnace MaintenanceManifold Pressure Natural Gas 3.5 w.c Burner Direct Blower TonsM1GB M1MCOriﬁ ce Size Nat. Gas Equivalent Oriﬁce Sizes for High Altitude InstallationsOriﬁ ce Size Nat. Gas Oriﬁ ce Size LP Output MbtuhGas Flow Rates Cubic Feet per Hour GAS InformationModels Wiring DiagramsM1GH 077, 090 Models M1GB 056, 070 Models Gas AtmosphericWiring Diagram Steady OFF No power Blinking Wiring Diagram Installation Address Installation / Performance Check List