Nordyne SERIES M1B, AND M5S installation instructions Steady OFF No power Blinking

Page 38

38

Figure 44. Gas Direct Ignition Furnace, Heating & A/C Ready - All M1M Models

WIRING DIAGRAM

1. Incoming power must be polarized. Observe color coding. (See furnace data label for electrical information.)

2. If any of the original wires (as supplied with the appliance) must be replaced, use 105˚C Thermoplastic type wire or its equivalent.

Steady ON

Control OK

Steady ON

Good Flame Signal

Steady OFF

No power

Blinking

Weak Flame Signal

Rapid Flash

False flame or internal control fault

Steady OFF

No Flame Signal

1

Flash

Limit switch is open

 

 

2

Flashes

Pressure switch is open with inducer on

 

 

3

Flashes

Pressure switch is closed with inducer off

 

 

4

Flashes

Lockout due to failed ignition

 

 

5

Flashes

115 vac & neutral reversed or no ground

 

 

Image 38
Contents Installation Instructions For installationStanding Pilot Models Direct Ignition Models Oil Gun Models Homeowner Information Installer Information InformationReturn Air Connections Supply Air Connections Safety Information Requirements and CodesSafety Gas Piping and Gas Pipe Pressure TestingGeneral Installation Combustion and Ventilation AirALL Models Closet Alcove General InformationMinimum Clearances Unit Location AssemblyApplications BlowerGas piping is not run in or through the return duct system Circulating AIR RequirementsReturn Air Connections Supply Air ConnectionsGeneral Information Furnace InstallationDetermine which duct connector to use from Requirements and CodesCut-Out Dimensions for Standard Duct Connectors Duct Connector Sizes Standard Duct Connector InstallationDuct Connector Tabs Installing The FurnaceRoof Jack Selection Roof Jack InstallationRequired ceiling and roof cut-out openings see Application NotesRoof Jack Series If Roof Pitch is Slant Deck Factor Slant Deck FlashingsConnect fl ue pipe to fl ue collar of furnace. See Figure Installing The Roof JackInstallation of Transit-Mode Venting System Secure fl ashing with appropriate fastenersLine Voltage Wiring Electrical InformationThermostat Wire Gauge Low Voltage WiringWire Heating Heating/Cooling Thermostat Length Unit to T’STATFuel Supply and Piping Important NotesOil Tank and Piping Installation Fuel line Hook-UpConversion to Propane LP Gas Leak CheckFuel Oil Type High Altitude Conversion Honeywell Gas ValveLighting Instructions Standing Pilot Models Standing Pilot ValveReplace the furnace door Operating Instructions for Direct Ignition Models M1MPilot 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 Standing Pilot w/Induced Draft Blowers Operating SequenceStanding Pilot M1M Models with Direct IgnitionFurnace Controls & Functions Direct Ignition Furnaces Including Gas Gun M1B Series see , TroubleshootingStanding Pilot Models Page Cad Cell Resistance when Sensing flame Burner will not start and the LED indicator isOptional Accessories Cad cell is operational, replace the primary controlControl Module Status Indicator M1B Control Module Status Indicators M1M SeriesRed LED Indicator Status Control Module Status Indicator M5S SeriesAdditional Oil Furnace Maintenance MaintenanceInstaller Information Clean or replace the oil fi lter element at the oil tankM1MC Burner Direct Blower TonsM1GB Manifold Pressure Natural Gas 3.5 w.cOutput Mbtuh Equivalent Orifice Sizes for High Altitude InstallationsOrifi ce Size Nat. Gas Orifi ce Size LP Orifi ce Size Nat. GasGAS Information Gas Flow Rates Cubic Feet per HourWiring Diagrams ModelsM1GH 077, 090 Models Gas Atmospheric M1GB 056, 070 ModelsWiring Diagram Steady OFF No power Blinking Wiring Diagram Installation / Performance Check List Installation Address