ICP H9MPT050F12B1 INSTALLATION INSTRUCTIONS MANUAL Pdf Download (2024)

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Installation instructions manual

90+2-stage &*9mpt & *9mpv variable speed

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90+

2-Stage &*9MPT & *9MPV

Variable Speed

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Summary of Contents for ICP H9MPT050F12B1

Page 1 2-Stage &*9MPT & *9MPV Variable Speed REQUIREMENTS SAFETY Recognize safety information. This is the safety-alert symbolL±_. _ . When you see this symbol on the furnace and in instructions or manuals be alert to the potential for personal injury. Understand the signal words DANGER,...
Page 2 2-Stage Gas Furnaces *9MPT - Multispeed PSC Blower Motor *9MPV - Variable Speed Motor *Denotes Brand (T, H or C) Brand Identifier EngineeringRev. = Tempstar Denotes minor changes C = Comfortmaker/Keeprite Marketing Digit H = Heil/Arcoaire Denotes minor change N = Non-Brand Specific (Generic) ×...
Page 3 START-UP CHECK SHEET For 90+ Furnace (Keep this page for future reference) Dealer Name: Address: Business Card Here City, State(Province), Zip or Postal Code: Phone: Owner Name: Manual Gas Shut-Off Upstream NOE_ of Furnace/Drip- Leg? Address: Condensate Drain Connected? City, State(Province), Zip or Postal Code: Condensate Drain Trapped? Transition Pressure switch hose relocated for U/D/H...
Page 4 1. Safe Installation Requirements NOTE: It is the personal responsibility and obligation of the end user to contact a qualified installer to ensure that the installation adequate and conforms to governing codes and ordinances. Installation or repairs made by unqualified persons result in hazards...
Page 5 Ifyour f urnace remains off f oranextended time, the pipes in your -or- home could freeze and burst, resulting in serious water damage. Install a reliable remote sensing device that will notify Water may create a condition in which mold can grow in your somebody...
Page 6 10. Local codes may require a drain pan under the entire fur- Typical Downflow Installation nace and condensate trap when the furnace is installed attic application. See VentTermination Coupling on inside Shieldingin VentSection. and outsideof wall to Installation Positions "8" Min Inlet Pipe ..
Page 7 Dimensions and Clearances Cabinet to Combustible Clearances TOP OOT. R_ L_OA_K FRO.T FL_ _ _ _ ]_A,R,._KE FRONT LEFT SIDE _11/1_ T° ,OOO.T ° LO 11/4 ELECTRICAL 11/16 1_11t16 AIRINTAKE (ALTERNATE) 413/16_ TRAP UPFLOW/HORIZONTAL _ ;_ THERMOSTAT f_-_ 7 -- 1.
Page 8 Horizontal Furnace Installation If the furnace is to be suspended from the floor joists in a crawl space or the rafters in an attic, it is necessary to use steel pipe This furnace can be installed horizontally in an attic, basem*nt, straps or an angle iron frame to rigidly...
Page 9 Outside Air (This is ONLY a guide. SubJect to codes of country havingjurisdiction.) This installation NOTapproved in Canada Gable Vent_b. J Outlet Air (2) Soffit Vent Gable Vent Air (1) AboveInsulation Inlet Inlet Air (2) MinimumOne Inlet and One Outlet Air Supplyis Required May be in and Combination Shown Air (1) Soffit Vent...
Page 10 3. Install airintake a minimum o f12" above maximum s now Visually inspect the venting system for proper size and hor- level and clear o fany obstruction. Duct orventilation open- izontal pitch to ensure there is no blockage or restriction, ingrequires one square i nch offree area per4,000 BTUH leakage, corrosion...
Page 11 11. The maximum pipe length is 40' total in the inlet oroutlet • Furnaces installed inhobby o rcraft r ooms. side of the system. Up to five, 90 ° elbows can be used on • Furnaces installed near c hemical storage a reas. the inlet orthe outlet.
Page 12 2. Single Pipe Installation-If installing as a non-direct vent Do NOT terminate over public walkways. Avoid areas appliance, (single outlet pipe and no inlet pipe) refer where condensate may cause problems such as above Table 3. The table shows the maximum number of elbows planters,...
Page 13 condensate drain cannot bemaintained. See Figure 1forproper A plugged condensate drain line or a failed condensate routing a ndinstallation oftheoverflow. pump will allow condensate to spill. If the furnace DONOT trap thedrain line inanyother l ocation than atthecon- installed where a condensate spill could cause damage, densate d rain trap supplied withthefurnace.
Page 14 Upflow Installations (Dual Certified *9MPT & *9MPV-A3 Models) NOTE: TRAP MUST BE PRIMED BEFORE OPERATION YellowPlastic Cap Combustion Air TOP Venting Vent P ipe Pipe (optional) Supply Coupling VentPipe Grommet Vent Fitting & Clamps Rubber © Combustion B lower 90° Elbow Hose, Blower 5/8"...
Page 15 combustion blowers have plastic s pacers onthe mounting legs of PVC vent e xtension tube tofield-installed vent p ipe. Securely at- the blower located a tthe 6and 12o'clock positions (blower snout tach thePVC vent e xtension pipe tothe vent f itting w ith the clamp. tothe left o rright) that a rerequired forproper fitupoftheblower to Forleftside mounted condensate trap, c onnect the3/4"...
Page 16 Horizontal L eft Installations (Dual Certified *9MPT,*9MPV-A3 Models) NOTE: TRAP MUST BE PRIMED BEFORE OPERATION Air Intake Combustion Pipe, (optional) 5/'16" Pressure Switch Transition Box Pressure Switch, Pressure Switch, Rubber Hose, Blower Blower Plastic Cap Supply Blower Return Vent Pipe PVC Vent Grommet ExtensionPipe...
Page 17 densate trap and the plastic transition and connect with the 5/16" Note: Ensure hoses maintain a downward slope to the conden- OD rubber hose. sate trap with no kinking or binding for proper condensate drain- Note: This will require drilling a 5/16"...
Page 18 correctly install thepressure switch h ose tothetransition can ad- Connect the 5/8" OD rubber hose with the 90 ° bend to the lower versely a ffect t he safety control operation. drain stub on the vent fitting and secure with a 5/8" clamp. Connect the 3/4"...
Page 19 PVC vent e xtension tube tofield-installed vent p ipe. S ecurely at- Note: Route hoses to the condensate trap with no kinking or bind- tach thePVC vent e xtension pipe tothe vent f itting w ith the clamp. ing for proper condensate drainage.
Page 20 Cut pipe end square, remove ragged edges and burrs. Proper Sealing Procedure Chamfer end of pipe, then clean fitting, socket and pipe Combustion Blower joint of all dirt, grease, or moisture. NOTE: Stir the solvent cement frequently while using. Use a natu- ral bristle brush or the dauber supplied with the cement.
Page 21 Horizontal Termination Rooftop Termination Cut two holes. 21/2" for 2" pipe, 3" for 21/2" pipe, or 31/2" for 3" pipe. Do NOT make the holes oversized, or it will be nec- essary to add a sheet metal or plywood plate on the outside with the correct size hole in it.
Page 22 Concentric Vent and Combustion-Air Rooftop Inlet Vent and Exhaust-Air Ter- Sidewall Termination mination 18" Min. for Cold Climates (Sustained Below O ° F) 8" Min. Inlet 20' Max. 12" Min. Exhaust Grade Snow Level Exhaust 25-22-02d Vent Dimension "A" is touching or 2"...
Page 23 SupplyPressure Manifold Gas Pressure Adjustment (Hi&LoFire) NOTE: Make adjustment to manifold pressure with burners oper- ating. FIRE HAZARD. Failure properly input pressure result death, personal injury and/or property damage. FIRE OR EXPLOSION HAZARD. Do NOT set input rating above that shown on rating Failure...
Page 24 Changing Orifices for High Altitude Tighten orifices so it is seated and gas tight. (See Figure 23) Changing Orifices ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD. Measure from face of ori- Failure to properly install orifices result in death, personal injury and/or property damage.
Page 25 Typical Gas Piping for Downflow Use elbows and 3" pipe nipple to connect valve to piping when using left side gas pipe entry. LP Low pressure switch. Optional LP conversion. Manual shut-off valve Drip Leg and Union, Union* should be outside cabinet.
Page 26 6. Electrical Wiring codes, the applicable national codes. Install wiring in accordance with manufacturer's instructions. ELECTRICALSHOCK HAZARD. Humidifier/Electronic Air Cleaner Failure to do so can result in death, personal inju- The furnace is wired for humidifier and/or electronic air cleaner ry and/or property damage.
Page 27 Fan Timer Connections Switch See "Wiring DiagraM' for switch settings FUSE j 7. Ductwork and Filter CARBON MONOXIDE POISONING HAZARD. CARBON MONOXIDE POISONING HAZARD. Failure to properly seal duct can result in death, personal This could result death, personal injury and/or injury and/or...
Page 28 NOTE: Furnaces with 5 TONS cooling rating require two(2) side fully engaged into back clip. When filter is in place, slide clips back returns or one side return with bottom return. into place midway on filter as shown in Figure 30. Bottom returns be made...
Page 29 Subbase for Combustible Floor Downflow Furnace Installation Non- Combustible Floor Installation NOTE: The three(3) screws in the top panel of the furnace next to the duct flange MUST be removed to provide serviceability of the Fabricate a plenum to the dimensions given in Figure 3, for the primary...
Page 30 This subbase for combustible floors has been designed so that Coil Cabinet Subbase the height of the subbase raises the downflow coil off the floor to allow easy installation of the condensate drain. See Figure Condensate Line Raised by Base Plenum 25-20-52 25-20-46b...
Page 31 screw counterclockwise to increase or clockwise to decrease Repeat steps 2 thru 4 with the furnace operating on low fire flame as required. Replace adjusting screw cap. for 10 minutes by using a jumper wire on the R to W1 ther- mostat connections on the fan board.
Page 32 Thoroughly check t hesystem aftermodification toensure t he NOTE: The blower speeds that the manufacturer sets from the proper operation of the circulating air blower in all modes of opera- factory for this product are based on a nominal 400 CFM per ton tion.
Page 33 10. Sequence of Operation & Diagnostics The following is the normal operating sequence for the 2-stage control system. Cooling (Y) Request: 24 VAC signals applied to Y & G terminals of EFT (electronic fan timer) control. • Cool motor speed energized after 5 second Cool Fan On Delay time.
Page 34 Heating Request with Gas Supply Line Shut Off: 24 VAC signals applied to Wl terminal of EFT control. • Inducer motor turns on at high speed. • The high fire solenoid energizes. • Following a 3 second prepurge delay, the pilot valve opens and the ignitor begins...
Page 35 HONEYWELL SV9541Q "SMART VALVE" Sequence of Operation POWERAPPLIEDTO APPLIANCE THERMOSTAT CALLS FOR HEATI HI AND LOWAIR PROVING WAIT FORPRESSURESWITCHES TO OPEN I SWITCHESPROVED OPEN? COMBUSTION AIR BLOWER ON HIGH SPEED ..ANO,OWA.RpROV.NGSW.TC.ES COM0UST.ON0,OWERO ENERG.ZEO F.VEM.NU,E PROVEDCLOSEDWITHIN30 SECONDS? PRE-PURGE PILOTVALVEOPENS: THREE SECONDFLAME L..,, IGNITORPOWERED FAILURERECYCLEDELAY...
Page 36 HONEYWELL SV9541Q "SMART VALVE" Trouble shooting The 6 + X designation indicates a combination of flash codes: 6 flashes shows the control is in soft lockout, followed by X flashes indicate the reason the control went into soft lockout. Last status code indicates repair to address first...
Page 37 HONEYWELL SV9541Q "SMART VALVE" Trouble shooting continued INDICATES CHECK/REPAIR STATUS Soft Lockout. Last failure was pressure switch Ignition system control switch must be in the ON position. Maximum recycle count exceeded 6 Flashes + Pressure switches operation, tubing, and wiring. 3 Flashes Restrictions in furnace air intake or vent piping.
Page 38 11. Concentric Termination Vent Termination Clearances Kit Components Kit Contents: 3" Rain Cap or 2" Rain Cap CARBON MONOXIDE POISONING, FIRE AND EXPLO- 3" Diameter SDR-26 Pipe, 19 /2" Long or SION HAZARD. 4" Diameter SDR-26 Pipe, 371/8" Long, 2" Diameter SDR-26 Pipe, 315/8"...
Page 39 4. Dimension Dmay belengthened to 60" max. or shortened instead of cementing when field disassembly is desired by cutting the pipes to 12" min. Dimension Awill change cleaning (See Figure cording to D dimension. (See Figure Rain Cap to Vent Pipe Assembly Concentric Vent...
Page 40 Concentric V entandCombustion-Air Install the rain cap and the small diameter pipe assembly SideTermination the Y concentric fitting and the large pipe assembly. Ensure that the small diameter pipe is bottomed out and securely cemented in the Y concentric fitting. Roof Overhang Cement the furnace...
Page 41 Four Position Furnace Models Dual Certified *9MPT050F12A3 *9MPT075F14A3 *9MPT100J16A3 *9MPT125L20A3 *9MPV050F12A3 *9MPV075F14A3 *9MPV100J16A3 *9MPV125L20A3 * Denotes Brand 25-23-30 Manufactured International Comfort Products Corporation (USA) Lewisburg, TN USA 37091 Save This Manual For Future Reference 44001 211302...
Page 42 TECHNICAL SUPPORT Specifications _9MPTO50F12A _9MPTO75F14A _9MPT100J16A *gMPT125L20A General GasType L.P. L.P. Transformer Size (VA) T'stat Heat Anticipator Input(Btuh) Std/AIt. Hi Fire 50,000 75,000 100,000 125,000 Lo Fire 35,000 53,000 70,000 87,500 Output(Btuh) Std/AIt. HiFire 46,000 69,000 92,000 115,000 Lo Fire 32,200 48,800 64,400...
Page 43 CIRCULATION AIRBLOWER DATA For050Models3 TonUnits For 075 Models 3.5 Ton Units Speed Med L Med H Speed Med L Med H 1083 1301 1408 1025 1455 1724 1050 1242 1347 1001 1410 1662 1028 1195 1295 _" o." 1366 1601 .£...
Page 44 ON---_ DANGER: ELECTRICAL SHOCK HAZARD CONNECTION DIAGRAM LADDER DIAGRAM DISCONNECT BEFORE SERVICING 115V-60HZ NEUTRAL CONNECT, _<o_-m_,_c_ _ To _ I_ --_ LiMli_ " Ri * i_RO FIELD 's"w_,Vc_°CK _'_. " INTERLOCK _ __ SERIES DEPENDING ON MODEL I r-r- SWITCH R--- •...
Page 45 25-23-95 Representative drawing only, some models may vary in appearance.
Page 46 Replacement Parts - *9MPT Models - _9MPTO5OF12A3, _9MPTO75F14A3, _9MPTIOOJ16A3 8, _9MPT125L2OA3 (Natural Gas) Replacement part supplied will be current active part. For _arts not listed, consult place of purchase. *gMPT *gMPT Description Part Description Part Functional Number Non-Functional Number 1012850 1012342 Heat Exchange_Prima_ Panel, Top...
Page 47 Replacement Parts - *9MPT Models - _9MPTO50F12A3, _9MPTO75F14A3, _9MPTIOOJ16A3 & _9MPT125L20A3 (Natural Gas) Replacement part supplied will be current active part. For parts not listed, consult place of purchase. _9MPT _9MPT Description Part Description Part Functional Number Functional Number 1012542 Gasket, Attachment Plate 1945287 Bushing,Strain Relief...
Page 48 TECHNICAL SUPPORT Specifications *gMPVO50F12A _gMPVO75F12A *9MPV100J20A *9MPV125L20A General GasType L.P. L.P. L.P. Transformer Size (VA) T'stat Heat Anticipator Input(Btuh) Std/Ait. Hi Fire Lo Fire 50,000 75,000 100,000 125,000 53,000 70,000 Output(Btuh) Std/AIt. HiFire 35,000 87,500 Lo Fire 46,000 69,000 92,000 115,000 48,800 64,400...
Page 49 Circulation Air Blower Data - *gMPV Heating, Cooling & Continuous Airflow Settings Continuous Blower (CFM) @ 0.10" Static Heat Air Temperature Adjustment (° F)** Furnace Model Switch Settings Switch Settings Furnace Model 100K 125K lOOK 125K 0"* 0"* 0"* 1020 1000 1180 1160...
Page 50 Circulation Air Blower Data - *gMPV Heating, Cooling & Continuous Airflow Settings Figure 1 _9MPV050 COOLING (CFM VS. EXTERNAL STATIC PRESSURE) -4--OOO _011 --e--lO0 _I01 "m--llO --'--111 ESP" W.C. Figure 2 _9MPV050 Hi HEAT (CFM VS. EXTERNAL STATIC PRESSURE) 1200 lOOO .-m-ooo --OOl...
Page 51 Circulation Air Blower Data - *gMPV Heating, Cooling & Continuous Airflow Settings Figure *9MPV050 Lo HEAT (CFM VS. EXTERNAL STATIC PRESSURE) 1000 .................._,...,...__ _.ool -4-000 _-""_'_ ----010 " ,_--011 "'"'_ _______ _" _,,_ _,,_ =1100 --,--111 -__! +110 ESP" W.C. Figure *9MPV075 COOLING...
Page 52 Circulation Air Blower Data - *gMPV Heating, Cooling & Continuous Airflow Settings Figure 5 _9MPV075 Hi HEAT (CFM VS. EXTERNAL STATIC PRESSURE) 1400 1200 1000 -I-ooo - -OOl u,,, ---OLO _-Oll -e-lOO -_1o1,11o,111 ESP" W.C. Figure 6 _9MPV075 Lo HEAT (CFM VS.
Page 53 Circulation Air Blower Data - *gMPV Heating, Cooling & Continuous Airflow Settings Figure 7 _9MPVIO0 COOLING (CFM VS. EXTERNAL STATIC PRESSURE) I000 1--001 • _010 i,I--Oll _I00 -_--I01 _II0 I1--111 ESP" W.C. Figure 8 *9MPVIO0 Hi HEAT (CFM VS. EXTERNAL STATIC PRESSURE) 2500 2000 1500...
Page 54 Circulation Air Blower Data - *gMPV Heating, Cooling & Continuous Airflow Settings Figure *9MPV100 Lo HEAT (CFM VS. EXTERNAL STATIC PRESSURE) 1800 1600 1400 1200 -I-OOO _--001 "--010 1000 -I-Oll -e-lO0 I 1101 _IIO --111 ESP" W.C. Figure 10 *9MPV125 COOLING (CFM VS.
Page 55 Circulation Air Blower Data - *gMPV Heating, Cooling & Continuous Airflow Settings Figure 11 *9MPV125 Lo HEAT (CFM VS. EXTERNAL STATIC PRESSURE) 2500 2000 "4--OOO 1500 ----010 "_011 "_--100 _--101 lOOO "_'--110 -----111 ESP" W.C. Figure 12 *9MPV125 Hi HEAT (CFM VS.
Page 58 FF'_ 25-23-95b Representative @awing only, some models may vary in appearance.
Page 59 Replacement Parts - *gMPV Models - *9MPVO5OF12A3, *9MPVO75F12A3, *9MPVIOOJ2OA3 & *9MPV125L2OA3 (Natural Gas) Replacement part supplied will be current active part. For aarts not listed, consult place of purchase. *9MPV *9MPV Part Description Part Description Functional Number Number F12A F12A J20A L20A F12A...
Page 60 Replacement Parts - *gMPV Models - _9MPVO5OF12A3, _9MPVO75F12A3, _9MPVIOOJ2OA3 & _9MPV125L20A3 (Natural Gas) Replacement part supplied will be current active part. For parts not listed, consult place of purchase. *gMPV *gMPV Part Part Description Number Description Number F12A F12A J20A L20A F12A F12A...

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