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ICP N9MP1 Installation Instructions Manual

90+ single stage, category iv, furnance
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Download this manual See also: Service Manual, Instruction and Installation Manual
These instructions must be read and understood completely before attempting installation.
Safety Labeling and Signal Words
DANGER,
WARNING,
CAUTION,
and NOTE
The
signal
words
DANGER,
WARNING,
CAUTION,
and NOTE are used to identify levels of
hazard seriousness.
The signal word DANGER
is
only used on product labels to signify an immediate
hazard.
The signal words WARNING,
CAUTION,
and NOTE
will be used
on product
labels
and
throughout
this manual and other manual that may
apply to the product.
DANGER
- Immediate
hazards which will result in
severe personal
injury or death.
Signal
Words
in Manuals
The signal word WARNING
is used throughout
this manual
in the following
manner:
The signal word CAUTION
is used throughout
this manual
in the following
manner:
WARNING
- Hazards
or unsafe
practices
which
could result in severe personal
injury or death.
CAUTION
- Hazards
or unsafe
practices
which
may result in minor
personal
injury or product
or
property
damage.
NOTE - Used to highlight
suggestions
which will
result
in
enhanced
installation,
reliability,
or
operation.
Signal
Words
on Product
Labeling
Signal words are used in combination
with
colors and/or
pictures
or product
labels.
z_
Safety-alert
symbol
When you see this symbol on the unit and in
instructions
or
manuals,
be
alert
to the
potential
for personal
injury.
TABLE
OF CONTENTS
Safety considerations
...........................
4
Safe Installation Requirements
...................
4
Installation .....................................
6
Combustion & Ventilation Air .....................
10
Vent and Combustion Air Piping ..................
14
Concentric Termination ..........................
32
Gas Supply and Piping ..........................
33
Electrical Wiring ................................
38
Ductwork and Filter .............................
39
Checks and Adjustments
........................
42
Furnace Maintenance
...........................
45
Sequence of Operation & Diagnostics
.............
46
Technical Support
..............................
48
Use of the AHRI Certified
TM Mark indicates
a
manufacturer's
participation
in the program.
For verification
of certification
for individual
products,
go to www.ahridirectory.org
.
International Comfort Products, LLC
Lewisburg,
TN 37091 U.S.A.
www.icpusa.com
PERSONAL INJURY, AND/OR PROPERTY
DAMAGE HAZARD
Failure to carefully read and follow this warning could
result
in equipment
malfunction,
property
damage,
personal injury and/or death.
Installation or repairs made by unqualified persons could
result
in equipment
malfunction,
property
damage,
personal injury and/or death.
The information contained in this manual is intended for
use by a qualified service technician familiar with safety
procedures
and equipped with proper tools and test
instruments.
Installation must conform with local building codes and
with the Natural Fuel Gas Code (NFCG) NFPA 54/ANSI
Z223.1,
and
National
standards
of
Canada
CAN/CSA-B149.1
and .2 Natural Gas and Propane
Installation Codes.
INSTALLER:
Affix these instructions on or adjacent to the
furnace.
CONSUMER:
Retain
these
instructions
for
future
reference.
Portions
of the text and tables are reprinted from NFPA 54/ANSI
Z223.1-2009_,
with permission
of National Fire Protection
Association,
Quincy, MA 02269 and American
Gas Association,
Washington,
DC
20001.
This reprinted
material is not the complete
and official position of the NFPA or ANSi, on the referenced
subject, which is represented
only
by the standard
in its entirety.
Printed i nU.S.A.
440 01 1024 04
Dec. 2010

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Summary of Contents for ICP N9MP1

  • Page 1 These instructions must be read and understood completely before attempting installation. Safety Labeling and Signal Words DANGER, WARNING, CAUTION, and NOTE Signal Words in Manuals signal words DANGER, WARNING, The signal word WARNING is used throughout CAUTION, and NOTE are used to identify levels of this manual in the following manner:...
  • Page 2 Required Notice for Massachusetts Installations Important The Commonwealth of Massachusetts requires compliance with regulation 248 CMR as follows: 5.08: Modifications to NFPA-54, Chapter 10 2) Revise 10.8.3 by adding the following additional requirements: For all side wall horizontally vented gas fueled equipment installed in every dwelling, building or structure used in whole or in part for residential purposes, including those owned or operated by the Commonwealth and where the side wall exhaust vent termination is less than seven (7) feet...
  • Page 3 START-UP CHECK SHEET For 90+ Furnace (This sheet is optional. Keep this page for future reference.) Date of Start-Up: Calculated Firing Rate:(See Checks Adjustments Section). Dealer Name: Heating Check Address: Measured Line Pressure when Firing Unit: City, State(Province), Zip or Postal Code: Measured Manifold Gas Pressure: Phone: Temperature of Supply Air:...
  • Page 4 SAFETY CONSIDERATIONS Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, ELECTRICALSHOCK HAZARD or other conditions which may cause death, personal injury, or Failure to follow this warning could cause personal property damage. Consult a qualified installer, service agency, injury or death.
  • Page 5 • When a furnace is installed so that supply ducts carry air unit and to replace any part of the control system and any gas control which has been under water. circulated by the furnace to areas outside the space containing the furnace, the return air shall also be handled Never obstruct the vent grilles, or any ducts that provide by a duct(s) sealed to the furnace casing and terminating...
  • Page 6 Installation Typical Downflow Installation iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii CARBON MONOXIDE POISONING HAZARD SeeVentTermination Failure to follow this warning could result Shieldingin VentSection. Coupling on inside andoutsideof wall to personal injury or death. restrainvent pipe This furnace can NOT be common vented connected to any type B, BW or L vent or vent InletPipe _[Z;i "8"...
  • Page 7 This furnace may be used for construction heat provided that all InstallationRequirements the following conditions are met: Install furnace level. The furnace is permanently installed with all electrical This furnace is NOT to be used for temporary heat of buildings wiring, piping, venting and ducting installed according to or structures under construction.
  • Page 8 Dimensions & Clearances MINIMUM CLEARANCES --1 F COMBUSTIBLE MATERIALS FOR ALL UNITS ..AIR INTAKE REAR _..z-Iz" fVENT (N9MPD & *9MPD) FRONT (combustion air openings 3" (76.2) TO P "\- in furnace and in structure) Required For Service *24" (609.6) ALL SIDES Of SUPPLY PLENUM 1"...
  • Page 9 Knock Outs for upflow and downflow installations or top to bottom for horizontal installations. Vent and Combustion Air Connections CUT HAZARD For venting information literature, call 931.270.4100 with the complete model and serial number of the furnace. Failure to follow this caution may result in personal Special Venting Requirements for Installations in Canada...
  • Page 10 mentionnees. Le standard Canadien recommande I'inspection Typical Horizontal Installation par un personel qualifie et ce, une fois par annee. Les autoritees ayant juridiction (inspecteurs de gas, inspecteurs en b&timents, departement des incendies, etc) devraient _tre consultees avant I'instatlation afin de determiner si un permis est Inlet Pipe/(not ..
  • Page 11 5. When sizing a grille, louver, or screen use the free area of Figure 6 illustrates how to provide combustion and ventilation opening. If free area is NOT stamped or marked on grill or air when two permanent openings, one inlet and one outlet, are used.
  • Page 12 Indoor CombustionAir standard method permits indoor air to be used for combustion and ventilation air. The Known Air Infiltration Rate Method shall be used if the infiltration rate is known to be less than 0.40 air changes per hour CARBON MONOXIDE POISONING HAZARD (ACH) and equal to or greater than 0.10 ACH.
  • Page 13 openings in doors or floors having a total minimum free area of 2 in.2/1,000 BTUH (44 cm2/kW) of total input rating of all appliances. CARBON MONOXIDE POISONING HAZARD An attic or crawl space may be considered a space that freely Failure to follow the steps outlined below for each communicates with the outdoors provided there are adequate...
  • Page 14 Materials Pipe Pipe Core Fittings Primer Cement Pipe D2468 Single Pipe (N9MP1 Models) D1527 F628 & D2235 D2661 This furnace is certified as a Category _V appliance. This furnace requires ventilation openings to provide air for proper combustion D2466 D1785...
  • Page 15 11. All vertical pipe runs MUST be supported every six feet Pipe Diameter Table (1 .Sm) where accessible. N9MP1, N9MPD & *9MPD Models 12. The minimum vent length is 5' (1.5m) of PVC. 40,000, 50,000, 60,000, 75,000 & 80,000 Btuh Furnaces 13.
  • Page 16 Direct Vent Termination Clearance AREA WHERE TERMINAL IS NOT PERMITED (X] AIR SUPPLY INLET VENTTERMINAL \\\\\ Item ClearanceDescription Canadian Installation (1) U.S.Installation (2) Clearanceabove grade,veranda, porch, deck, balcony,or 12" (30cm)# 12" (30 cm) anticipatedsnow level Clearanceto awindowor doorthat may be opened 12"...
  • Page 17 Other than Direct Vent Termination Clearance I lv SUPPLY INLET VENTTERMINAL AREA WHERETERMINALIS NOTPERMITED Item ClearanceDescriptions Canadian Installation(1) U.S.Installation(2) Clearanceabove grade,veranda, porch, deck, balcony,or 12" (30cm)# 12" (30 cm) anticipatedsnow level Clearanceto awindowor doorthat may be opened 12" (30 cm) for appliances > 10,000 Btuh (3 kW)and _< 4'(1.2 m)belowortothesideoftheopening, l'(30cm)above 100,000Btuh (30 kW), 36"...
  • Page 18 DO NOT trap the drain line in any other location than at the CondensateDrain Trap condensate drain trap supplied with the furnace. This furnace removes both sensible and latent heat from the products of combustion. Removal of the latent heat results in condensation of the water vapor.
  • Page 19 Upflow Installations Top Vent On Some ModelsONLY Plastic Caps (2) Yellowor black Coupling& Clamps (Optional) i_ =_ Single Pressure Switch Vent Drain & Clamps _> Relief T ube f .._ Black Rubber 3 /16" ..Street Elbow CPVC 1/2" (Looseparts bag) z- ..
  • Page 20 Glue the CPVC street elbow to the trap using appropriate cleaner and solvent cement. • A standard field supplied 2" (50.8mm) PVC tee (N9MP1 or N9MP2 models), or Connect the tee trap and the main drain line exiting the casing as •...
  • Page 21 Connect the tee trap and the main drain line exiting the casing as A standard field supplied 2" (12.7mm) PVC tee (N9MP1 or • shown in Figure 20.
  • Page 22 • A standard field supplied 2" (50.8mm) PVC tee (N9MP1 or secure with screws. N9MP2), or Move the caps to the top of the trap and mount the trap externally •...
  • Page 23 Using • A standard field supplied 2" (50.8mm) PVC tee (N9MP1 or cover plate and gasket provided in the loose parts bag, cover the N9MP2 models), or hole from the burner compartment to the blower compartment and •...
  • Page 24 Remove knockout from the side of the furnace casing where drain • A standard field supplied 2" (50.8mm) PVC tee (N9MP1 or tube will exit. N9MP2 models), or Mount the trap externally to the bottom side of the unit using the •...
  • Page 25 Using cover plate and gasket provided in the loose parts bag, cover the • A standard field supplied 2" (50.8mm) PVC tee (N9MP1 or N9MP2 models), or hole from the burner compartment to the blower compartment and secure with screws.
  • Page 26 Horizontal Right through Top Alternate Orientation Single Pressure Switch Detail (4,8mm)ID Rub- 3/16" ber Tube Trap Connection & Plastic Cap Yellow or black Coupling &Clamps (Optional)\ Preassemble& insert intofurnace Drain Tube Black Vent Drain Rubber 1 /2 " (12,7mm) & Clamps ID&Clamps Field uppliedTee...
  • Page 27 • A standard field supplied 2" (50.8mm) PVC tee (N9MP1 or Remove knockout from the side of the furnace casing where drain N9MP2 models), or tube will exit.
  • Page 28 Connecting Vent and Combustion Air Piping Connecting Tee Trap to Condensate Trap and Main Drain Line CARBON MONOXIDE POISONING HAZARD -\./. Failure to follow this warning could result personal injury or death. Cement or mechanically seal all joints, fittings, etc. to prevent leakage of flue gases.
  • Page 29 iiiiii;_iiiiii!!ii_iii;;iiii_iiiiii!!iiiii1i_iiiiiii_!iii_}i_iiiiiiiii_iiiiiiiiii!iii_I_iii_i_iiii_ to inside surface of socket and outside of pipe. Do NOT Sea,,n roce ure,or allow primer to dry before applying cement. Combustion Blower Apply a thin coat of cement evenly in the socket. Quickly apply a heavy coat of cement to the pipe end and insert pipe into fittings with a slight twisting movement until it bottoms Rubber Coupling Vent Pipe...
  • Page 30 Install the couplings, nipple and termination elbows as shown Using ExteriorRisers and maintain spacing between vent and combustion air piping as indicated in Figure 22, Figure 23 and Figure 24. Install elbows and pipe to form riser as shown in Figure 23. A metal shield is recommended 18"...
  • Page 31 Concentric Vent and Combustion- Sidewall Inlet Vent and Exhaust-Air Air Roof Termination Termination with Exterior Risers 18" Min. for Cold Climates --_- -_ --1- - _-- I -- < _--- _2" (5t.8mm) Max (Sustainedtemperatures0 ° F I-[-_r- i ----[-_iiiii--- '_,-_ and below for 24 or morecon- )__r___ --"...
  • Page 32 Concentric Termination Concentric Termination Kit NAHA001CV & NAHA002CV Venting CARBON MONOXIDE POISONING, FIRE AND Table for N9MP2 Models EXPLOSION HAZARD 50,000 & 80,000 Btuh Furnaces Failure to follow this warning could result in NAHAOO2CV - 35' (10.7m) & (4) 90 ° elbows personal injury, death and/or property damage.
  • Page 33 Gas Supply and Piping Install gas piping in accordance with local codes, or in the absence of local codes, the applicable national codes. Refer to NFPA 54/ANSI Z223.1 for proper gas pipe size. FIRE AND EXPLOSION HAZARD It is recommended that a manual equipment shutoff valve be Failure to follow this...
  • Page 34 _1::,, : :_ l Typical Gas Piping for Upflow iiiiiiiiiiiiiiiiiiiiiUiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii Vent Pipe Grommet(SinglePipe) Drip Legand Union,Union*should be outsidethe Manualshut-off cabinet.Manualshut-off valveMUST be upstreamof valve dripleg, union,andfurnace. Useelbows and3"(76.2mm)pipe nipple tocon- nectvalve topiping whenusing right sidegas"-._ pipeentry, z-... ----. /- \ __S/ pipe .
  • Page 35 AlternateBTUH Input Ratings(USA Only) * 50,000 40,000 75,000 60,000 input rating of these furnaces be changed from 100,000 80,000 standard input rating to the alternate input rating shown in Table by changing the main burner orifices. Changing of burner orifices 125,000 100,000 MUST...
  • Page 36 iiii iii iiii lliiiii!!lt NATURAL GAS MANIFOLD PRESSURE (in wc) FOR THE 4Ok, 60k & 80k BTUH MODEL AND ALTERNATE INPUT MODELS BTUperburner 20,000 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii MEAN ELEVATION ABOVE SEA LEVEL - ft(m) HEATING 0 to 2000 2001 to 3000* 3001 to 4000 4001 to 5000 5001 to 6000 6001 to 7000...
  • Page 37 Natural Gas Input Rating Check High Altitude Input Rate = Nameplate Sea Level Input Rate x (Multiplier) [USA] SEE CHECKS AND ADJUSTMENTS, Natural Gas Input Rating High Altitude Multiplier Elevation Check in this manual. Natural Propane Final Gas Piping Check 2001' - 3000' 0.95...
  • Page 38 Electrical Wiring All wiring from furnace to optional equipment MUST conform to local codes or, in the absence of local codes with the latest edition of The National Electric Code, ANSI NFPA 70 and/or The ELECTRICAL SHOCK HAZARD Canadian Electric Code CSA C22.1. Install wiring in accordance Failure to follow this could result in personal injury with manufacturer's instructions.
  • Page 39 Furnace Control Fuse The 24V circuit contains a 5-amp, automotive-type fuse located on furnace control. (See Figure 35) Any electrical shorts of 24V wiring during installation, service, or maintenance may cause fuse to blow. If fuse replacement is required, use only a fuse of identical size (5 amp.) Control Board...
  • Page 40 iiiiiii_iiiiiiiiJiiiiiiiii; ¸;11iiiIII_ii{{;_iiii11ii_iii_i!!iiiii!_iiiii{i{{!}i:}_iiiiiiii[!iii[!!i[ii}}_Ii]iiiji;i{iiii[!iiiii]i;ii Side Mounted Filter Rack Side Return Air Cutout iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii A = 141/2 ,, Height of Cutout for 16"x 25" Filter Width of Cutout for 16"x 25" Filter = 221/2 ,, Embossed Area on Side of Furnace ";k 25-20-90 Filter Installationusing Optional Filter Rack When installing or removing a bottom mounted filter, slide the two side filter clips to the back of the furnace BEFORE installing or...
  • Page 41 A 3" (76.2mm) clearance is required on the right side of the furnace Standoff Filter Rack in order to run the copper or plastic condensate drain line. iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii Downflow FurnaceInstallation Non-Combustible Floor Installation UsingOptional Fabricate a plenum to the dimensions given in Table 13, for the Standoff Filter furnace outlet.
  • Page 42 The Subbase for Combustible Floors MUST be used when a iiiiiiliiiiiiiiii ii,Ii! i Iiili i!iiiiiiii I iiiiiili !!ii Iii ii:ii i! ii downflow furnace is set on a combustible floor, even when the ,,, _,. _r- ====, Exploded View of Base for furnace is installed on a coil box.
  • Page 43 Example (BTUH) No. of Time Per Natural Gas BTU Per FIRE OR EXPLOSION HAZARD Seconds Cubic Foot in BTU Content Hour Per Hour Seconds Failure to follow this warning could result 1,000 3,600 75,000 personal injury, death and/or property damage. 3,600 + 48 BTUH If any sparks,...
  • Page 44 Change the heat or cool blower motor speed by removing TemperatureRise Check the motor lead from the "Heat" or "Cool" terminal The blower speed MUST be set to give the correct air temperature replace it with the desired motor speed lead from the rise through the furnace marked...
  • Page 45 Furnace Maintenance See "User's Information Manual". ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD FIRE, EXPLOSION, OR CARBON MONOXIDE Failure to follow this warning could result HAZARD personal injury, death and/or property damage. Failure to follow this warning could result Before servicing, disconnect all electrical power personal injury or death.
  • Page 46 Sequence of Operation & Diagnostics The following is the normal operating sequence. Cooling (Y) Request: 24VAC signals applied to Y & G terminals of FCB (furnace control board) • Cool motor speed is energized after 5 second Cool Fan On Delay time. Y &...
  • Page 47 Heating Requestwith Gas Shut Off: 24 VAC signal applied to W terminal of FCB. The FOB will attempt 4 cycles for ignition then go to soft lockout for 3 hours then try for ignition again as long as the heat call remains. Power reset will clear lockout.
  • Page 48 Four Position Furnace Models Single Pipe Dual Certified N9MPIO4OB08C2 N9MPD040F08A2 N9MP1050B12C2 N9MPD050F12A2 N9MP1060B12C2 N9MPD060F12A2 N9MP1075B12C2 N9MPD075F12A2 N9MP1080F16C2 N9M PD080J 16A2 N9MP1100F14C2 N9MPD100J14A2 N9MP1100J20C2 N9MPD100J20A2 N9MP1125J20C2 N9MPD125L20A2 Dual Certified Dual Certified N9MP2050B12C2 *9MPDO50F12C2 N9MP2075B12C2 *9MPDO75F12C2 N9MP2080F16C2 *9M PDO80J 16C2 N9M P2100F14C2 *9M PD 100J14C2 N9M P2100J20C2 *9MPDIOOJ20C2...
  • Page 49 Model Specifications ManufacturersNumber (Mfr No-See Rating Plate)ALL Models Specifications (NgMP1) N9MP1040B08C N9MP1050B12C N9MP1060B12C N9MP1075B12C General GasType Nat./Propane Nat./Propane Nat./Propane Nat./Propane Input(Btuh) 40,000 50,000 60,000 75,000 Output(Btuh) 36,000 45,500 54,000 68,000 Transformer Size (VA) T'stat HeatAnticipator Temp.Rise (°F/°C) 40-70/22-38 35-65/19-36 40-70_2-38 40-70_2-38 115/60/5.0 115/60/9.8...
  • Page 50 Model Specifications ManufacturersNumber (Mfr No-See Rating Plate)ALL Models Specifications (NgMP1) N9MP1080F16C N9MP1100F14C N9MP1100J20C N9MP1125J20C General GasType Nat./Propane Nat./Propane Nat./Propane Nat./Propane 80,000 100,000 100,000 125,000 Input(Btuh) 72,000 91,000 96,500 113,750 Output(Btuh) Transformer Size (VA) T'stat HeatAnticipator 35-65/19-36 40-70_2-38 40-70_2-38 40-70_2-38 Temp.Rise (°F/°C) Ele_rical(Volts/Hz/FLA) 115/60/9.0 115/60/9.0...
  • Page 51 Model Specifications Manufacturers Number (Mfr No-See RatingPlate) ALL Models Specifications (NgMP2) N9MP2050B12C N9MP2075B12C N9MP2080F16C N9MP2100F14C N9MP2100J20C N9MP2125J20C General Gas Type Nat./Propane Nat./Propane Nat./Propane Nat./Propane Nat./Propane Nat./Propane 50,000 75,000 80,000 100,000 100,000 125,000 Input (Btuh) 45,500 68,000 72,000 91,000 96,500 113,750 Output (Btuh) Transformer Size (VA) T'stat HeatAnticipator...
  • Page 52 Model Specifications ManufacturersNumber (Mfr No-See Rating Plate)ALL Models Specifications (NgMPD) N9MPD040F08A N9MPD050F12A N9MPD060F12A N9MPD075F12A General GasType Nat./Propane Nat./Propane Nat./Propane Nat./Propane 50,000 75,000 Input(Btuh) 40,000 60,000 46,000 69,000 Output(Btuh) 37,000 55,000 Transformer Size (VA) T'stat HeatAnticipator 35-65/19-36 40-70_2-38 Temp.Rise (°F/°C) 35-65/19-36 40-70_2-38 115/60 115/60...
  • Page 53 Model Specifications ManufacturersNumber (Mfr No-See Rating Plate)ALL Models Specifications (NgMPD) N9MPD080J16A N9MPD100J14A N9MPD100J20A N9MPD125L20A General GasType Nat./Propane Nat./Propane Nat./Propane Nat./Propane 80,000 100,000 100,000 125,000 Input(Btuh) 73,600 92,000 92,000 115,000 Output(Btuh) Transformer Size (VA) T'stat HeatAnticipator 35-65/19-36 40-70_2-38 40-70_2-38 40-70_2-38 Temp.Rise (°F/°C) Eledrical(Volts/Hz) 115/60 115/60...
  • Page 54 Model Specifications Manufacturers Number (Mfr No-See RatingPlate) ALLModels Specifications (*9MPD) *9MPD050F12C *9MPD075F12C *9MPD080J16C *9MPD100J14C *9MPD100J20C *9MPD125L20C General Gas Type Nat./Propane Nat./Propane Nat./Propane Nat./Propane Nat./Propane Nat./Propane 50,000 75,000 80,000 100,000 100,000 125,000 Input (Btuh) 46,000 69,000 73,600 92,000 92,000 115,000 Output (Btuh) Transformer Size (VA) T'stat HeatAnticipator 35-65/19-36...
  • Page 55 CIRCULATION AIR BLOWER DATA (CFM#) N9MPIO4OB08 (1)(5) N9MPDO4OF08 (1)(5) Rnd_ree_ Med L Med H Speed Med H in wc 0.10 1079 0.10 1009 8. _" 0.20 1032 0.20 0.30 75 5eo 2e4 744 351 944 445 0.30 0.40 0.40 ==" 0.50 0.50 0.60...
  • Page 56 CIRCULATION AIR BLOWER DATA (CFM#) N9MP1075B12, N9MP2075B12 (1) (5) N9MPDO75F12, *9MPDO75F12 (1)(5) * Denotes Brand Speed Med L Med H Speed Med H in wc in wc 0.10 1163 1368 0.10 1163 1368 0.20 1120 1319 • 0.20 1120 1319 0.30 1076 1263...
  • Page 57 NOTE: Disposable filters are typically rated at 300 FPM (1.5 M/s). These filters only allow half the airflow when compared to 600 FPM (3.0 M/s) filters. See Tables below for bellyband location on motor Bellyband Location on *9MPD Motor Bellyband Location on N9MP1 & N9MP2 Motor Model Model *9MPD inches...
  • Page 58 _1_ I CONNECTION DIAGRAM LADDER DIAGRAM i©© WARNING: ELECTRICAL SHOCK HAZARD DISCONNECT BEFORE SERVICING ROLLOUT SWITCH 1 TO TO 115VAC FIELD DISCONNECT IN SERIES D EPENDING ON MODEL CAPACITOR COPPER C ONDUCTORS NOTE #2 EQUIPMENT GROUND (SOME MODELS) ONLY INTERLOCK MAIN LIMIT SWITCH AUXLIMIT...
  • Page 59 INDUCED-COMBUSTION GAS FURNACE PARTS REPLACEMENT INFORMATION GUIDE CASING GROUP GAS CONTROL GROUP FILTER GROUP Manifold Blower door Filter(s) Front door Burner Orifice Door filler plate Flame sensor HEAT EXCHANGER GROUP Top panel gasket Hot surface ignitor Blower partition Primary heat exchanger cell Gas valve Primary heat exchanger partition INDUCER...

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