Sears 9MPD075F12B1, N9MP2050B12B1, N9MP2080F16B1, 9MPD100J14B1 Specifications N9MP2, Gas & Ignition

Page 51

Manufacturers Number (Mfr No -See Rating Plate) ALL Models

General

GasType

Input(Btuh)

Output(Btuh)

Transformer Size (VA)

T'statHeatAnticipator

Temp. Rise (F)

Electrical(Volts/Hz/FLA)

Gas & Ignition

GasType

GasValve

RegulationType

IgnitionType/Sedes

ManifoldPress. (Inch'sWC)

Std.MainOrifices (No/Size)

PilotOrificeSize

FanControls

 

Fan Control(Type)

 

Fan Control

On

(Timed-secs)

Off

Combustion

Flue Outlet Size (Inches)

Std. Outlet Temp (°5'No Elbows)

BlowerPressure 5'No Elbows (" WC) BlowerPressure40'+5-90 ° DWV Elbows (" WC) Transition Bx Pressure 5'No Elbows (" WC) TransitionBx Pressure40'+5-90 ° DWV Elbows (" WC)

Limits & Controls

Rollout Switch (F)

Limit Control Setting (F)

Standard Pressure Sw. (Part No)

Blower Switch Pressure (Close) (" WC)

Blower Switch Pressure (Open) (" WC)

Transition Switch Pressure (Close) (" WC)

Transition Switch Pressure (Open) (" WC)

High Altitude

Pressure

 

Sw. (Part No)

 

Blower

 

Switch

Pressure

(Close)

("

WC)

Blower

 

Switch

Pressure

(Open)

("

WC)

Transition

 

Switch

Pressure

(Close)

(" WC)

Transition

 

Switch

Pressure

(Open)

(" WC)

Long Vent Kit (Part No)

 

 

 

 

Pressure

Switch

(Part

No)

 

 

 

Blower

 

Switch

Pressure

(Close)

("

WC)

Blower

 

Switch

Pressure

(Open)

("

WC)

Transition

 

Switch

Pressure

(Close)

(" WC)

Transition

 

Switch

Pressure

(Open)

(" WC)

High Altitude

Long Vent Kit (Part No)

 

Pressure

Switch

(Part

No)

 

 

 

Blower

 

Switch

Pressure

(Close)

("

WC)

Blower

 

Switch

Pressure

(Open)

("

WC)

Transition

 

Switch

Pressure

(Close)

(" WC)

Transition

 

Switch

Pressure

(Open)

(" WC)

Blower Data

Type & Size MotorAmpslRpm MotorTypelH.p. Cap.Mfd/Volts

FilterType& Size (Permanent- not supplied) CoolCap. (Tons)@ .5" W.C. L, ML, MHi& Hi

Gas Conversion Kits Natto LP

LPto Nat

_Order from Service Parts

 

Specifications

(N9MP2)

 

 

 

 

 

 

 

N9MP2050B12B N9MP2075B12B N9MP2080F16B NPMP2100F14B N9MP2100J20B N9MP2125J20B

Nat./LP

Nat./LP

Nat./LP

Nat./LP

Nat./LP

Nat./LP

50,000

75,000

80,000

100,000

100,000

125,000

45,500

68,000

72,000

91,000

96,500

113,750

 

40

 

40

 

40

 

40

 

40

 

40

 

.10

 

.10

 

.10

 

.10

 

.10

 

.10

35-65

40-70

35-65

40-70

40-70

40-70

 

 

 

 

11516019.8

11516018.9

11516019.0

11516019.0

115160110.5

115160111.2

Nat.

L.P.

Nat.

LE

Nat.

L.P.

Nat.

L.E

Nat.

LP.

Nat.

L.E

 

 

 

 

HW SV9541M

HW SVg541M

HW SV9541M

HW SV9541M

HW SV9541M

HW SV9541M

SNAP

SNAP

SNAP

 

SNAP

SNAP

SNAP

HW HSP

HW HSP

 

HW HSP

HWHSP

HW HSP

HW HSP

 

 

 

 

3.5

10.0

3.5

10.0

3.5

10.0

3.5

10.0

3.5

10.0

3.5

10.0

2/42

2/54

3/42

3/54

4/44

4/55

4/42

4/54

4/42

4/54

5/42

5/54

.018

.011

.018

.011

.018

.011

.018

.011

.018

.011

.018

.011

HW ST9160

HW ST9160

HW ST9160

HWST9160

HW ST9160

HW ST9160

 

30

 

30

 

30

 

30

 

30

 

30

60,100,140,180

60,100,140,180

60,100,140,180

60,100,140,180

60,100,140,180

60,100,140,180

 

2

 

2

 

2

 

3

 

3

 

3

 

<140

 

<140

 

 

 

 

 

 

 

<140

 

<140

 

<140

 

<140

 

 

 

 

 

 

 

 

 

--

 

-1.8

 

 

 

-1.8

 

-1.8

 

-1.8

 

--

 

-1.3

 

 

 

-1.7

 

-1.7

 

-1.7

 

-2.6

 

-2.6

 

-2.6

 

-2.6

 

-2.6

 

-2.6

 

-2.3

 

-2.3

 

-2.5

 

-2.5

 

-2.5

 

-2.5

 

300

 

300

 

300

 

300

 

300

 

300

 

240

 

210

 

230

 

23O

 

220

 

190

1013802

1013801

1013811

1013801

1013802

1013166

 

 

 

 

 

 

 

 

 

 

 

-1.3

 

 

 

 

 

 

 

 

 

 

 

-1.1

 

-2.2

 

-23

 

-1.8

 

-2.3

 

-2.2

 

-1.8

 

-2.0

 

-2.1

 

-1.6

 

-2.1

 

-2.0

 

-1.6

1013803

1013803

1013812

1013803

1013803

1013157

 

 

 

 

 

 

 

 

 

 

 

-0.9

 

 

 

 

 

 

 

 

 

 

 

-0.7

 

-2.0

 

-2.0

 

-1.5

 

-2.0

 

-2.0

 

-1.7

 

-1.8

 

-1.8

 

-1.3

 

-1.8

 

-1.8

 

-1.5

 

--

NAHA001LV

 

 

NAHAO01LV

NAHA001LV

 

 

 

--

1013518

 

 

1013518

1013518

 

 

 

--

 

-1.0

 

 

 

-1.0

 

-1.0

 

 

 

--

 

-0.8

 

 

 

-0.8

 

-0.8

 

 

 

--

 

-2.0

 

 

 

-2.0

 

-2.0

 

 

 

--

 

-1.8

 

 

 

-1.8

 

-1.8

 

 

 

--

NAHA003LV

 

 

 

NAHA003LV

 

 

 

 

--

1013165

 

 

 

1013165

 

 

 

 

--

 

-0.7

 

 

 

-0.7

 

 

 

 

 

--

 

-0.6

 

 

 

-0.6

 

 

 

 

 

--

 

-1.4

 

 

 

-1.4

 

 

 

 

 

--

 

-1.2

 

 

 

-1.2

 

 

 

 

 

11-8

 

11-8

 

11-10

 

11-10

11-10

11-10

10/850

8.0/1050

10/1050

10/1050

131900

131900

PSC/I/2

PSC/I/2

PSC/I/2

PSC/I/2

PSC/3/4

PSC/3/4

7.51370

7.51370

101370

101370

401370

401370

16x25x1

16x25x1

16x25x1

16x25x1

16x25xl

16x25xl

1112,2,2112,3

11/2,2,2112,3

21/2,3,3112,4

1112,2,3,3112,

31/2,4,4112,5

31/2,4,4112,5

 

NAHF002LP(*1009509)

NAHF003LP

 

NAHF002LP(*1009509)

 

 

NAHF002NG(*1009510)

C1013815)

 

NAHF002NG(*1009510)

 

 

 

 

 

NAHF003NG

 

 

 

 

 

 

 

 

 

 

C1013816)

 

 

 

 

 

 

44001 102004

Page 50 Page 52
Image 51
Page 50 Page 52
Contents SingleStage Table of ContentsYES KeepThis page for future reference YES NOESafety Rules Installation FrozenWater Pipe HazardLocation and Clearances Installation Requirements Typical Upflow InstallationTypical Downflow Installation Dimensions & Clearances Leveling Air Openings and Connecting Ducts Combustion Ventilation AirRequirements 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 SwitchAll ModelsVentthru RightSide All Models Vent thru Right Side See FigureOnly 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 InstallationSubbasesforCombustibleFloorsDimensions FloorDimensionsFurnace Subbase 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 MaintenanceCirculating Fan G Request Heating W RequestHeating Request with Gas Supply Line Shut Off 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 FurnacesConcentric Vent Sidewall Attachment Air Elbow25-22-02 25-23-30 N9MP2075B12B1 N9MP2080F16B1N9MP2100F14B1 N9MP2100J20B1 N9MP2125J20B1 Denotes BrandModel Specifications Specifications N9MP1General 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.
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