Manuals / Nordyne / Household Appliance / Air Conditioner

Nordyne M1S, M1G Typical Oil Piping for Above Ground Single-Line Supply, Duplex, Drain, Air-Bleed

Models: M1M M1S M1B M1G

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	Vent with	3/8" Oil Supply Line
		2" Duplex
	Cap
		Bushing
	Gauge

		2" Fill

Guide pipe

Note: Additional venting	Drain
may be required if tank
is filled rapidly.

End of Oil Supply Line 3" to 5" Above Bottom Drain

			Pressure
	Oil	Flue Gas	Gauge Port	Optional
	Oil	Flue Gas
	Furnace	Sampling	Nozzle
	Furnace	Sampling	Nozzle	Return
		Hole	Port	Return
		Hole	Port	Inlet
Top of Tank				Inlet
Top of Tank				Port
				Port
		On-Off-Fan
Shut-off	Control	Switch
Valve	Control			Air-Bleed
8 ft.	Panel			Valve
			Optional	Return Port &
			Inlet	Return Port &
			Inlet	Internal By-Pass
				Internal By-Pass

Alternate

Fuel Line

Optional Entry

Fuel

Filter

	Oil-Gun
	Burner
Floor	If fuel pump fails to lift oil, check for air
Floor	leaks and tighten all fuel fittings. Re-
Floor Cavity	prime fuel pump by injecting fuel oil into
	optional (top) return port. Replace return
	port plug and repeat priming procedure.

Figure 27. Typical Oil Piping for Above Ground (Single-Line) Supply

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Nordyne M1S, M1G, M1B, M1M owner manual Typical Oil Piping for Above Ground Single-Line Supply, Duplex, Drain, Air-Bleed

Contents

Owners Manual/Installation Instructions Series M1B, M1G, M1M and M1SLEAVE THESE INSTRUCTIONS WITH THE HOMEOWNER WHAT TO DO IF YOU SMELL GAS Do not try to light any applianceTABLE OF CONTENTS M 1 M B - 056 A - B W3. MANUFACTURERWARRANTY, OWNER’S RESPONSIBILITIES NOTICE TO INSTALLER1.SPECIFICATIONS 2. OWNER INFORMATION ABOUT YOUR CENTRAL FURNACE SYSTEMTable 2. M1 Furnace Specifications service agency or gas utility for as 4.INSTALLATION STANDARDSBlower / Motor Assembly A/C Capacity7.RETURN AIR PROVISIONS 5.UNIT LOCATION6.MINIMUM CLEARANCES Table 4. Minimum ClearancesS O T Figure 6. Roof Jack AssembliesAll Weather Roof Jack Assemblies 27 45HAZARD OF ASPHYXIATION Do not cover or restrict return air opening 8.AIR DISTRIBUTION SYSTEMS9.ROOF JACK SELECTION APPLICATION NOTESTop View of Finger Tab Duct Connector 10. DUCT CONNECTOR SELECTION PLATINUM SERIESNON-PLATINUM SERIES FLOOR CAVITY depth equal to X in Figure 11 and TableFigure 12. Closet or Alcove Figure 13. Cut-Out LocationsFURNACE OUTLINE Figure 14. Mounting Plate 11. INSTALLATIONFigure 15. Duct Connector Non-Platinum Series2. BEND BOTTOM TABS OVER AND ONTO THE UNDERNEATH DUCT SERVICE Figure 16. Installation of Duct Connector1. INSERT DUCT CONNECTOR INTO DUCT CUT-OUT ALTERNATE ATTACHMENT METHODS2. Fold the duct flap “B” up, See Step Figure 20. “A” Cabinet Furnace on Coil Cabinet Non-Platinum Series 12. INSTALLATION OF TRANSIT- MODE VENTING SYSTEMFigure 19. “A”, “B”, & Platinum Cabinet Furnaces Figure 21. Flat Roof13. ELECTRICAL WIRING On-Auto Switch Heating Models Only 14. FUEL PIPINGOn-Off Switch Blower Plug Power Entry Thermostat Wires Furnace Control Box To Combustion Blower orTable 8. Thermostat Wire Gauge Oil Tank and Piping InstallationRecommended T’STAT Wire T’STAT2 Duplex port plug and repeat priming procedureFigure 27. Typical Oil Piping for Above Ground Single-Line Supply DrainFuel Oil Type Hook-Up Procedure See FigureHow to Eliminate Air Leaks DO NOT USE GASOLINE, CRANKCASE OIL, OR ANY OIL CONTAINING GASOLINEFURNACE IF YOU SMELL GAS SAFETY INFORMATION 15. FLUE GAS SAMPLING16. LIGHTING AND SHUTDOWN FOR YOUR SAFETY READ BEFORE LIGHT- INGFigure 28. Standing Pilot Valve Pilot BracketSEQUENCE OF OPERATION FOR STAND- ING PILOT Figure 29. Lighting FurnaceM1M - MODELS WITH DIRECT IGNITION GENERAL-DIRECT IGNITION MODELSFURNACE IF YOU SMELL GAS Operating instructions for Figure 30. Direct Ignition Gas Valve - Honeywell Gas ControlOPERATING INSTRUCTIONS FOR OIL AND GAS GUN FURNACE Oil Gun Model FOR YOUR SAFETY WHAT TO DO IF YOU SMELL GASDo not try to light any appliance Do not try to light this furnace manuallyDANGER SEQUENCE OF OPERATION FOR GAS GUN MODELSTHE FURNACE CONTROLS AND FUNC- TIONS Table 9. Factory Combustion Air Settings 17. SERVICE GUIDEBURNER ADJUSTMENTS ModelHoneywell ValveElectrode Setting Oil Gun Only Oil Gun OnlyGas Valve Powered 24 volts- No Main Flame Robertshaw ValveTROUBLESHOOTING - STANDING PILOT MODELS Figure 34. Convertible Pressure RegulatorControl Module Status Indicator - M1S* Series Control Module Status Indicators - M1M SeriesControl Module Status Indicator - M1B Control StatusBurner Short Cycling Thermostat Calls for Heat, Limit Switches Closed TROUBLESHOOTING DIRECT IGNITION FURNACES INCLUDING GAS GUNControl Module Is Powered Ignitor Does Not Heat Up Burner Motor Does Not Run Thermostat Calls For HeatTROUBLESHOOTING - OIL GUN Table 10. Cad Cell Resistance when sensing flameFigure 35. Periodic Cleaning By Serviceman 18. MAINTENANCE19. OPTIONAL ACCESSORIES ADDITIONAL OIL FURNACE MAINTENANCEStandard Wiring Figure 39. Thermostat Wiring A/C Ready ModelsPlatinum Ready Wiring Figure 37. Coil Cavity Damper Non-Platinum Series OnlyBlower Speed Selection Chart for M1*B Models and 20. WIRING DIAGRAMS Figure 40. Gas Atmospheric Furnace, M1GH 056, 070 Models703887B M1GH 077, 090 Models 703888CG R C 710150 08/001 2 3 4 5 1 2 3 4 5use 105˚C Thermoplastic type wire or 1. Incoming power must be polarized2. If any of the original wires as supplied 710151 08/00710152 07/01 Blower WireTableBlower Wire Connections M1MAGAS GUN BURNER Figure 45. Gas and Oil Furnaces, A/C Ready - M1 B, S 066, 086 ModelsOIL GUN BURNER BUSHINGIncludes 4% Input Reduction for Each 1,000 Feet 21. EQUIVALENT ORIFICE SIZES AT HIGH ALTITUDES¢708672¤ Reference Sources ANSI Z233.1 & NFPA 54, National Fuel Gas Code

2" Duplex

Drain

Air-Bleed

prime fuel pump by injecting fuel oil into

optional (top) return port. Replace return

port plug and repeat priming procedure.

Figure 27. Typical Oil Piping for Above Ground (Single-Line) Supply