Sears N9MP2100J20B1 Key Description, N9MP1 N9MP2 Osob, Part not Illustrated, NAHF002LP, NAHF002NG

Page 59

IReplacement Parts - NgMP1 & NgMP2

Models - N9MP1050B12B1, N9MP1075B12B1, N9MP1080F16B1, N9MP1100F14B1, N9MP1100J20B1 8,

N9MP1125J20B1 - N9MP2050B12B1, N9MP2075B12B1, N9MP2080F16B1, N9MP2100F14B1, N9MP2100J20B1 & N9MP2125J20B1 (Natural Gas)

Replacement

part supplied

will be current

active

part.

For parts

not

listed, consult

place of purchase.

 

 

Key

Description

Pa_

 

 

N9MP1

 

 

 

 

N9MP2

 

 

OSOB

075B

080F

100F

100J

128J

080B

078B

080F

100F

100J

125J

 

 

 

 

No.

Non-Functional

Number

12B

12B

16B

14B

20B

20B

12B

12B

16B

14B

20B

20B

)(

PART NOT ILLUSTRATED

 

 

 

 

 

 

 

 

 

 

 

 

 

)(

Elbow,1/2"

CPVC Street

1171996

1

1

1

1

1

1

1

1

1

1

1

1

)(

Grommet,Casing

1171997

1

1

1

1

1

1

1

1

1

1

1

1

 

)(

Tube, Releif Ext.

1009238

1

1

1

1

1

1

1

1

1

1

1

1

)(

Connector,ReleifTube

1171998

1

1

1

1

1

1

1

1

1

1

1

1

)(

Plate, Cover

1171999

1

1

1

1

1

1

1

1

1

1

1

1

)(

Gasket, CoverPlate

1172000

1

1

1

1

1

1

1

1

1

1

1

1

)(

Cap, DrainTee

1172001

1

1

1

1

1

1

1

1

1

1

1

1

)(

Clamp,Tee Cap

1172002

1

1

1

1

1

1

1

1

1

1

1

1

 

)(

Coupling,Air Intake

1012284

 

 

 

 

 

 

1

1

1

1

1

1

 

 

 

 

 

 

 

)(

Gasket, Air Intake

1012583

 

 

 

 

 

 

1

1

1

1

1

1

)(

Gasket,Trap

1013701

 

 

 

 

 

 

1

1

1

1

1

1

 

 

 

 

 

 

 

)(

Grommet,Vinyl (GasInlet)

1009535

 

 

 

 

 

 

1

1

1

1

1

1

)(

Bushing,StrainRelief

1945287

 

 

 

 

 

 

1

1

1

1

1

1

 

 

 

 

 

 

 

)(

InstallationManual

44001102004

1

1

1

1

1

1

1

1

1

1

1

1

)(

User'sManual

44102201004

1

1

1

1

1

1

1

1

1

1

1

1

Gas

Conversion

Kits

 

 

 

 

 

 

 

 

 

 

 

 

 

Nat to LP

NAHF002LP

*1009509

1

1

 

1

1

1

1

1

 

1

1

 

LP to Nat

NAHF002NG

*1009510

1

1

 

1

1

1

1

1

 

1

1

 

Nat to LP

NAHF003LP

*1013815

 

 

1

 

 

 

 

 

1

 

 

 

LP to Nat

NAHF003NG

*1013816

 

 

1

 

 

 

 

 

1

 

 

 

* Order from Service Parts

44001 102004

Page 58 Page 60
Image 59
Page 58 Page 60
Contents SingleStage Table of ContentsYES KeepThis page for future reference YES NOESafety Rules Location and Clearances InstallationFrozenWater Pipe Hazard Typical Downflow Installation Installation RequirementsTypical Upflow Installation Dimensions & Clearances Leveling Requirements Air Openings and Connecting DuctsCombustion Ventilation Air Ventilation Air Venting and Combustion Air CheckExample Unusually Tight ConstructionDirect Vent N9MP2 Models For Two Pipe InstallationVent and Combustion Air Piping Single Pipe N9MP1 ModelsVent and Combustion Air Piping Guidelines TocompensateforoxygenburnedSee.Confined Space InstallaPiping Insulation Guidelines Contaminated Combustion AirCarbon Monoxide POISONING, Fire and Explosion Hazard Sizing Combustion Air and Vent PipeN9MP1 & *9MPD Models Vent Termination ClearancesClearance Description 440O110200415cmforappliances10,OOOBTUH3kW,12 Condensate Drain Trap Freeze Protection CondensateDrain TrapUpflow Installations Top Vent See Figure Upflow Installations Top VentSide View UpflowInstallationsVentthru LeftSideUpflow Installations Vent thru Left Side See Figure SwitchOnly All ModelsVentthru RightSideAll Models Vent thru Right Side See Figure Downflow Left Side Vent and Trap SeeFigure Inlet 4=Coupling & Clamps 112ID Drain Hose On Some Downflow Right Side Vent and TrapDownflow Right Side Vent and Trap See Figure PVC 3/4Horizontal Left-Thru Top See Horizontal Left Thru TopHorizontal Left-Side Vent Horizontal Left-Side Vent See FigureRelief Tube Extension Horizontal Right thru TopYellowor black 16ID Rubber Tube\\Horizontal Right Side Vent SeeFigure HorizontalRight-SideVentTee Trap Connecting Tee Trap to Condensate Trap and Main Drain LineConnecting Vent and Combustion Air Piping Open TeeFire Hazard Connecting Vent Pipes and TerminationProper Sealing Procedure for Combustion Vent Pipe ConnectionVent Termination Shielding Using Exterior RisersHorizontal Termination Vertical TerminationCmbustincncentricRoof -AirTerminationventand Multi Vent Termination ClearancesConcentric Vent and Combustion Air Sidewall Termination Sidewall Inlet Vent and Exhaust Air TerminationIAIternate Input Ratings, USA only Manifold Gas Pressure AdjustmentSupply Pressure Gas Supply PressureTai NaturalPressure For the 50,000, 75,000, 100,000 and 125,000 Btuh ModelsChanging Orifices High Altitude Air Pressure SwitchGeneral Derating Rules Electrical SHOCK, Fire or Explosion HazardValve Gas Piping RequirementsManual shut- off Low PressureHumidifier/Electronic Air Cleaner Electrical WiringInstallations Power SupplyWiringMountedto eithertheleftorright Fan Delay DIP Switch SettingsFan Timer Connections Reduced Furnacelife HazardInsulation InstallationDuctwork and Filter SizingDownflow applications, unless installing on non Filter Installation using Optional Filter RackDownflow Furnace Installation Combustible Floor InstallationFurnace Subbase SubbasesforCombustibleFloorsDimensionsFloorDimensions Startup Checks and AdjustmentsAdjust Pilot Burner Gas SupplyPressureReduced Furnace Life Hazard Temperature Rise CheckHeating and Continuous BlowerSpeed Same Changing Blower SpeedFIRE, EXPLOSION, or Carbon Monoxide Hazards Furnace MaintenanceHeating Request with Gas Supply Line Shut Off Circulating Fan G RequestHeating W Request Than Gas Valve Diagnostic Codes See FigureTypical Gas Valve Honeywell OFFHoneywell SV9541M Smart Valve Sequence of Operation Indicates Honeywell SV9541M Smart Valve Trouble shootingFlashes Flashes + I Flash LEDLED INDICATESCHECK/REPAIR Concentric TerminationVent Termination Clearances Concentric Vent Termination Kit #TicalterminationispreferredFieldsuppliedpipeandfittingsare RequiredtocompletetheinstallationRoof Overhang Rain Cap to Vent Pipe AssemblyConcentric Vent and Combustion Air Side Termination Table for N9MP2 Models 50,000 & 80,000 Btuh Furnaces25-22-02 Concentric Vent Sidewall AttachmentAir Elbow 25-23-30 N9MP2075B12B1 N9MP2080F16B1N9MP2100F14B1 N9MP2100J20B1 N9MP2125J20B1 Denotes BrandGeneral Model SpecificationsSpecifications N9MP1 Gas & Ignition Specifications N9MP2BlowerData Specifications 9MPDFor 080 Models 4 Ton 19 & 22314 Units For 050 Models 3 Ton UnitsFor 075 Models 3 Ton Units For 100 Models Ton 19 & 22314 UnitsUI I BKw IlttlNeutral t Data25-23-95 100J 125J Key Description PartFunctional 125J12B 16B 14B Non-Functional1GB 14B 20B16B 14B 20B 12B No. Non-FunctionalNAHF002LP Key DescriptionN9MP1 N9MP2 Osob Part not IllustratedCapacitor,7.SMfd.,370V 9MPDNumber 080F12B 075F12B 080J16B 100J14B 100J20B 128L20B125L20B Parts *gMPDKeyDescription No.Non- Functional Number 050F12B 078F12B 080J16B 100J14B 100J2OB080J16B Part GMPDNon- Functional Number 050F12B 075F12BIOOJ20B 1013816 + Order from Service Parts 44001Non- Functional Number 050F12B 075F12B 080J16B 100J14B

9MPD100J20B1, N9MP2100J20B1, 9MPD050F12B1, N9MP1100J20B1, N9MP1125J20B1 specifications

The Sears N9MP1075B12B1, N9MPD125L20B1, N9MP1050B12B1, N9MPD080J16B1, and N9MP2125J20B1 are part of the trusted line of gas furnaces manufactured by Sears, specifically designed to deliver reliable heating solutions for residential applications. These models incorporate cutting-edge technology and robust engineering, making them popular choices among homeowners looking for efficiency and comfort.

One of the main features of these models is their high-efficiency operation. With Annual Fuel Utilization Efficiency (AFUE) ratings exceeding 90%, these furnaces convert a significant portion of fuel into usable heat, thereby reducing energy costs. The N9MP series employs a multi-speed blower system that optimizes airflow for enhanced comfort while minimizing noise levels, ensuring a pleasant indoor environment.

The N9MPD125L20B1 and N9MPD080J16B1 variants highlight their adaptability through dual-stage heating capabilities. This technology allows the furnace to adjust its output based on the thermal demands of the home, preventing energy wastage during milder conditions while providing robust heating during extreme cold spells. The two-stage combustion process not only improves comfort but also contributes to lower greenhouse gas emissions.

Durability is another hallmark of these Sears models. With heavy-duty heat exchangers crafted from high-quality materials, they are built to withstand the rigors of regular use. Additionally, the inclusion of advanced safety mechanisms ensures that the system operates securely, reducing potential risks associated with gas furnaces.

The N9MP2125J20B1 model stands out due to its whisper-quiet operation. Homeowners can enjoy a warm home without the disruptive sound commonly associated with traditional heating systems, thanks to the insulated cabinet design and efficient blower operation.

Furthermore, these models come equipped with user-friendly digital thermostats, which allow precise temperature control and programmable settings, enabling homeowners to tailor their heating needs to fit their lifestyle. The compatibility with smart home systems also adds convenience, enabling users to manage their heating remotely, saving even more energy.

In conclusion, the Sears N9MP1075B12B1, N9MPD125L20B1, N9MP1050B12B1, N9MPD080J16B1, and N9MP2125J20B1 gas furnaces exemplify innovation in heating technology. Their energy-efficient designs, advanced features, and durable construction make them reliable choices for homeowners seeking comfort and sustainability in their heating solutions.
Top Page Image Contents