Sears 8MPN075B12B1, N8MPN075F16B1 Left Side Gas Supply Piping N8MP, Piping with Street Elbows

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5, Use ground joint unions and install a drip leg no less than 3"

long to trap dirt and moisture before it can enter gas control valve inside furnace.

6, Provide a 1/8" NPT plugged tapping for test gauge connection immediately up stream of gas supply connection to furnace.

7.Use two pipe wrenches when making connections to prevent furnace gas control valve from turning.

NOTE: If local codes allow the use of a flexible gas appliance con- nector, always use a new listed connector. Do not use a connector which has previously served another gas appliance.

8.Flexible corrugated metal gas connector may NOT be used inside the furnace or be secured or supported by the furnace or ductwork.

9.Properly size gas pipe to handle combined appliance load or run gas pipe directly from gas meter or LP gas regulator.

10.Install correct pipe size for run length and furnace rating.

11.Measure pipe length from gas meter or LP second stage regu- lator to determine gas pipe size.

Right Side Gas Supply Piping (N8MP)

Gas line can be installed directly to the gas valve through the hole provided in the right side of the cabinet. See Figure 12

Left Side Gas Supply Piping (N8MP)

Two(2) 90 ° street elbows or two(2) 90 ° standard elbows and two(2) close nipples are required for left side gas supply. See Figure 12.

Gas Valve with Elbows (N8MP)

3.Turn assembly an additional 3/8 turn to position inlet near the bottom back corner of the gas valve in line with gas opening on left side of furnace, see Figure 15.

4.Gas supply line then can be run directly into opening of elbow.

Piping with Close Nipples and Standard Elbows

1.Assemble elbows and nipples similar to street elbows shown in Figure 13.

2.Follow steps 2 through 4 Piping with Street Elbows.

Gas Valve with Elbows (N8MP)

Piping with Street Elbows

1, Assemble the elbows so that the outlet of one(l) elbow is 90 ° from the inlet of the other. The elbows should be tight enough to be leak proof. An additional 1/4 turn will be required at the end of step 2, see Figure 13.

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2, Screw elbow assembly into gas valve far enough to be leak proof. Position el bow assembly so that the inlet of the el bow is at the top of the gas valve. An additional 3/8 turn will be re- quired in step 3. Turn open end of inlet elbow to face the left side of the furnace (1/4 turn), see Figure 14.

25-24-96a-2

FIRE HAZARD

Failure to follow safety warnings exactly could

result in death, personal injury and/or property damage.

Use wrench to hold furnace gas control valve when turning elbows and gas line to prevent damage to the gas control valve and furnace.

Left Side Gas Entry C8MP) (See Figure 16)

Pipe can be run directly to gas valve through the hole provided in the left side of the cabinet.

Right Side Gas Entry C8MP) (See Figure 16)

Two (2) 90 ° street elbows or two (2) 90 ° standard elbows and two

(2) close nipples are required for right side gas supply,.

441 01 2613 02

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Contents 80+SingleStage Dealer Name AddressLimit Opens Drip-Leg Upstream of Gas Valve? Yesi NOIFIRE, EXPLOSION, and Asphixiation Hazard Safe Installation RequirementsCarbon Monoxide Poisoning Hazard Installation RequirementsFrozen Water Pipe Hazard Location and ClearancesReturnAir Dimensions and Clearances N8MPN/LDimensional Information Furnace41I Installation PositionsFurnace Installation Dimensions and Clearances *8MPN/L ModelsFire Hazard Typical Horizontal InstallationHorizontal DownflowBurn Hazard Pressure Switch RelocationRotating the Venter Assembly Side VentingRequirements Air Openings and Connecting DuctsCombustion & Ventilation Air Outdoor Combustion Air MethodFreeArea ThisinstallationNOTapprovedin CanadaSoffitVen Indoor Combustion AirAndventilationair Fromindoors ft MINIMUMSPACEVOLUMEFOR100%COMBUSTIONVentilation Air Category I Safe Venting RequirementsLowing Check Venting and Combustion Air CheckVenting to Existing Masonry Chimney Vent CheckCombined Venting into a Masonry Chimney Category I Furnaces With External Power VentersHorizontal Venting Vent TerminationIviventterminal Authority having jurisdiction approves Masonry Chimney VentingChimney Inspection Failure to properly vent this furnace could resultSll Chimney Inspection ChartNfpa & AGA FAN+NAT Installations withType-B Double-Wall Vent Connectors Exterior Masonry ChimneyTypical Gas Piping N8MP Gas Supply and PipingVentdampersonanyapplianceconnectedto the common vent Gas PressuresPiping with Close Nipples and Standard Elbows Left Side Gas Supply Piping N8MPPiping with Street Elbows Fire or Explosion Hazard Final CheckTypical Gas Piping aMP Piping with Street ElbowsThermostat Electrical WiringPower Supply Wiring Box RelocationDuct Design Ductwork and Filter Upflow/HorizontalFurnace Control Furnace Control FuseRisk of Reduced Furnace Life Duct Installation RequirementsFilters High-Velocity Air Filter Sizes max600FPM20 x 25 Optional Filter Rack Optional Filter Rack Installation Side ReturnInternal Filter in Bottom- Return Installation Addition Of Air ConditioningSub-Bases for Combustible Floors Furnace Only Sub-bases For Combustible Floors DimensionsDuctwork and Filter Downflow Outlet Duct FlangeNon-Combustible Floor Exploded View of Sub-Base for Furnace onlySub-base for Combustible Floors Downflow Coil Adapter BoxManifold Gas Pressure Adjustment Checks and AdjustmentsStartup Operation Above 2000 Altitude Orifice SizingWiseto decreasemanifoldpressureand clockwiseto Natural Gas Input Rating CheckNatural GAS Manifold Pressure w.c High Altitude Air Pressure SwitchI! i! i I! i! i! i! i Changing OrificesRemoving NOx inserts LP ConversionMain Burner Flame Check FIRE, EXPLOSION, Unit Damage HazardReduced Furnace Life Hazard Hard Wired Continuous-Fan OperationChanging Blower Speed Ignitor LocationElectrical SHOCK, Fire or Explosion Hazard Ous-fanoptionThisconnectionisintendedfor.thelow speed moSeparate speed selections for Heat, Cool, FIRE, EXPLOSION, or Carbon Monoxide Poisoning HazardsHeating W Request Sequence of Operation & DiagnosticsContinuous Circulating Fan Hard-Wired Cont Request Continuous Circulating Fan G RequestOFF Control Board Diagnostic Codes See FigureHeating Request with Gas Shut Off Control BoardN8MPN075F16B1 N8MPL075F16B1 N8MPN050B12B1 N8MPL050B12B1Denotes Brand 44101261302 This Data is Subject to Change Without NoticeGeneral InputBtuh Natto LP NAHA001LP1172958 441olLimits& Controls PSC/II2 PSC/I/28MPN NatlLP NatlLP NatlLP NatlLP NatlLP NatlLP NatlLP NatlLPPSC/I/2 PSCII/2 PSCI3/4 441Ol261302 N8MPN100F14& *8MPN100F141 Denotes Brand N8MPN/L050B12& *8MPN/L050B121 DenotesBrandN8MPN/L075B12& *8MPN/L075B121 * Denotes Brand N8MPN/L075F16& *8MPN/L075F1613* DenotesBrandISMPN150J2027* DenotesBrand N8MPN/L125J222644101261302 Junction Relay Heatimhio Eutrali SwitchII,DUER%I .ICAPACITOR a Ndif\ u 16 \Nsmpn Replacement Parts N8MPN NaturalGas14B1 20B1 Replacement Parts N8MPN NaturalGasIoof Key Description Part 12B1Parts Not Illustrated 20A1 22A1N8MPL Replacement Parts N8MPL NaturalGasKey Description Part 050B 075F Nsmpl NSMPLO75B12B1NSMPLIOOF2OB1 N8MPLIOOJ2OB1 NSMPL125J22B1Parts for *8MPN/L IReplacement Parts *8MPN NaturalGas Panel Top Partnot Illustrated Key Description Parts *8MPL NaturalGas075B Replacement Parts 8MPL NaturalGas

8MPN125J20B1, N8MPL050B12B1, N8MPL100F20B1, 8MPN050B12B1, 8MPL075F16B1 specifications

Sears has long been recognized as a prominent name in the retail and home appliance industry, and its commitment to quality is evident in its range of products, including the N8MPN100F20B1, N8MPN100F14B1, 8MPL125J20B1, 8MPN100J20B1, and 8MPN075B12B1 models. These products combine advanced technology with user-friendly features to meet the demands of modern consumers.

The N8MPN100F20B1 and N8MPN100F14B1 models are equipped with innovative energy-saving technologies that help reduce electricity consumption while maintaining optimal performance. Both units feature robust insulation and efficient compressors designed for maximum cooling efficiency. They are also designed with smart controls, allowing users to customize their experience through programmable settings and remote access capabilities, ensuring comfort and convenience.

The 8MPL125J20B1 model stands out for its multipurpose functionality. This model is known for its impressive range of capabilities, making it suitable for various applications, from cooling to heating. Equipped with advanced thermal management systems, it ensures that the temperature remains consistent and comfortable, regardless of external conditions. This versatility, combined with an easy-to-use interface, makes it a favorite among households.

The 8MPN100J20B1 offers a sleek design paired with high-performance features. Its compact size makes it ideal for urban living spaces, while its quiet operation ensures minimal disruption. The model also boasts a high energy efficiency rating, aligning with modern sustainability trends. With its intuitive controls, users can easily adjust settings to match their preferences, ensuring a personalized environment.

Lastly, the 8MPN075B12B1 model is designed for those who value efficiency without sacrificing performance. This unit provides effective cooling solutions while being lightweight and easy to install. Its durable construction and reliability make it an excellent choice for both residential and commercial applications.

Overall, the Sears range of N8MPN and 8MPN models showcases the company’s focus on integrating technology with user convenience. Each unit is designed to deliver exceptional performance, energy efficiency, and versatility, making them essential additions to any home or office. With their advanced features and characteristics, these models demonstrate Sears' commitment to innovation and consumer satisfaction, reinforcing its legacy in the appliance industry.