ICP 8MPL075F16B1 Installation Instructions Manual
ICP 8MPL075F16B1 Installation Instructions Manual

ICP 8MPL075F16B1 Installation Instructions Manual

80+ single stage category i furnace

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80+Single S tage
Category I Furnace
N8MPN& N8MPL
*8MPN& *8MPL
* Denotes Brands (C, H, T)
See section
5 for Category
[ definition.
SAFETY
REQUIREMENTS
Recognize
safety
information.
This is the safety-alert
symbolZl._.
When
you see this symbol
on the furnace
and in instruction
manuals
be alert
to the potential
for personal
injury.
Understand
the signal
words
DANGER,
WARNING,
or CA UTION.
These
words
are used with the safety-alert
symbol.
DANGER
identifies
the
most serious
hazards,
those
that will
result
in severe
personal
injury
or death.
WARNINGsignifiesahazardthatcouldresultinpersonalinjuryor
death.
CAUTIONis
used to identify
unsafe
practices
that could
result
in minor
personal
injury
or product
and property
damage.
Note is used to
highlight
suggestions
that will result
in enhanced
installation,
reliability,
or operation.
Installing
and servicing
heating
equipment
can be hazardous
due to gas and electrical
components.
Only trained
and qualified
personnel
should
install,
repair,
or service
heating
equipment.
Untrained
service
personnel
can perform
basic maintenance
functions
such
as cleaning
and replacing
air filters.
All other
operations
must be
performed
by trained
service
personnel.
When
working
on heating
equipment,
observe
precautions
in the literature,
on tags,
and on labels
at-
tached
to or shipped
with the furnace
and other
safety
precautions
that
may apply.
Follow
all safety
codes.
In the United
States,
follow
all safety
codes
including
the National
Fuel Gas Code
(NFGC)
ANSI
Z223.1-2002/NFPA
54-2002.
In Canada,
refer to the National
Standard
of Canada
Natural
Gas and Propane
Installation
Code
(NSCNGPIC)
CSA B149.1-05.
Wear
safety
glasses
and work
gloves.
Have fire extinguisher
available
during
start-up
and adjustment
procedures
and service
calls.
These
instructions
cover
minimum
requirements
and conform
to existing
national
standards
and safety
codes.
In some
instances,
these
instructions
exceed
certain
local codes
and ordinances,
especially
those
that may not have kept up with changing
residential
construction
practic-
es.
We require
these
instructions
as a minimum
for a safe
installation.
International
Comfort
Products,
LLC
INSTALLER:
Affix these instructions
Lewisburg,
TN 37097
on or adjacent
to the furnace.
CONSUMER:
Retain these
instructions
for future reference.
Table of Contents
3
...............................
4
3. Side Venting ..............................
8
9
.......................
11
6. Horizontal Venting .........................
13
7. Masonry Chimney Venting ...................
15
.....................
18
9. Electrical Wiring ............................
21
10.Ductwork and Filter (Upflow/Horizontal) ..........
22
11.Ductwork and Filter (Downflow) ................
25
12.Checksand Adjustments......................
27
13. FurnaceMaintenance ........................
32
14.Sequence of Operation& Diagnostics............
34
TechSupport and Parts..........................
35
ELECTRIC SHOCK HAZARD
Failure to follow safety warnings
exactly could result in serious
injury and/or death.
Turn Off All Power Before
Servicing.
CARBON
MONOXIDE POISONING AND FIRE
HAZARD.
Failure to follow safety warnings exactly could
result in serious injury, death, and/or property
damage.
This furnace is not designed
for use in mobile
homes, trailers or recreational
vehicles.
Portions
of the text and tables are reprinted
from NFPA 54 / ANSI Z223,1-2002©,
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 inU.S.A.
11/10/2005
441 01 2613 (02)

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Summary of Contents for ICP 8MPL075F16B1

  • Page 1: Table Of Contents

    CARBON HAZARD. Failure to follow safety warnings exactly could result in serious injury, death, and/or property damage. This furnace is not designed homes, trailers or recreational with permission of National Fire Protection and official position of the NFPA or ANSI, on the referenced...
  • Page 2 Fan "Time ON" Setting:. Fan "Time OFF" Setting: Dealer Comments: CHECK (Keep this page for future Manual Gas Shut-Off Upstream of Furnace/Drip- Leg? Code: Drip-Leg Upstream of Gas Valve? Blower Speed Checked? All Electrical Connections Tight? Gas Valve turned ON? Measured Calculated Section).
  • Page 3: Safe Installation Requirements

    NOTE: This furnace is design-certified (formerly AGA and CGA) for installation in the United States and Canada. Refer to the appropriate codes, along with this manual, for proper installation.
  • Page 4: Installation

    Install a reliable unsafe conditions. body of freezing Install Installation 5. Do NOT install furnace directly on carpeting, tile or other com- bustible material other than wood flooring. furnace other or personal injury. Maintain ance of 24" is minimum common- filter.
  • Page 5 MINIMUM CLEARANCES TO COMBUSTIBLE MATERIALS FOR ALL FURNACES REAR FRONT (combustion air openings 3" in furnace and structure) Required For Service *24" ALL SIDES Of SUPPLY PLENUM 1" SIDES VENT Single-Wall Vent 6" Type B-1 Double-Wall Vent 1"...
  • Page 6 NOTE: Evaporator "A" coil drain pan dimensions vary from furnace duct opening size. Always consult 14314I evaporator specifications Furnace is designed for bottom return or side return. Return air through back of furnace is NOT allowed. Furnace Installation Inspect the rating plate to be certain...
  • Page 7 MUST be maintained the furnace and adjacent construction, to clearances in Figure 1 and Figure for combustible floors MUST be used when the furnace as a downflow on combustible material. (Downflow Section). The outlet installation. a four-position furnace...
  • Page 8: Side Venting

    Typical Downflow Installation RETURN floor flange MUST BE OPPOSITE VENT DISCHARGE...
  • Page 9: Combustion & Ventilation Air

    These instances door air for combustion. The following areas or types of structures posure...
  • Page 10 75,000 37,5 sq. in. 100,000 50 sq. in. 125,000 62,50 sq. in. 150,000 75 sq, in. EXAMPLE: Determining Free Area Furnace Water Heater 100,000 30,000 Furnace Water Heater 100,000 30,000 Indoor Combustion Air Standard and Known-Air-Infiltration © NFPA & AGA...
  • Page 11: Gas Vent Installation

    Openings MUST re- void your warranty. This Category Category ] furnace definition: A central furnace which operates FIRE AND with a non-positive less than 17 percent. These furnaces are approved for common- venting and multi-story hood-equipped NSCNGPIC in this section.
  • Page 12 If vent pipe passes through interior wall, use Type B vent pipe with ventilated thimble ONLY. 2. Do NOT vent furnace into any chimney serving an open fire- place or solid fuel burning appliance. 3. Use the same diameter Category ] connector or pipe as per-...
  • Page 13: Horizontal Venting

    NFGC or NSCNGPIC venting requirements. "7. Masonry Chimney Venting". External Power Venter manufacturer to match the Btuh input of the furnace Follow all of the Power Venter manufacturer's included with the power venter installation, location, blockage by snow, building...
  • Page 14 Clearanceunder a veranda, porch,deck, or balcony Clearance to each side of the centedine extended above or below vent terminal of the furnace to a dryer or water heater vent, or other appliance's direct vent intake or exhaust. Clearance from a plumbing vent stack Clearance above a paved sidewalk or paved driveway located on public properly.
  • Page 15: Masonry Chimney Venting

    CSA design-certified for use in exterior masonry chimneys with a factory accessory Kit. Refer to the furnace rating plate for correct Adapter Kits are listed alternative having a Chimney on the furnace rating plate.
  • Page 16 Foradditionalrequirementsrefer t othe NationalFuelGasCodeNFPA541ANSI Z223.1-2002andANSIINFPA211-2003Chimneys,Fireplaces, V ents,andSolidFuel Burnin9 Appliancesin the U.S.A. or to the CanadianInstallationCodeCSA B149.1-05 in Canada. tile m.isalignment, mg sections, Oondonsoto of chimney? Chimney exposed to outdoors belowroofline? CHIMNEY INSPECTION CHART Rebuild Reline adapter venting /,%-\ opp,cotion ins[ruc_lons Tor ",,<u,ob,,y Install chimney adapter...
  • Page 17 60°F db except of time during warm-up from setback...
  • Page 18: Gas Supply And Piping

    Refer to Table 3 for gas 7 for manifold pressures. FIRE HAZARD Failure result in death or personal Use wrench to hold furnace gas control Max. Min, turning 14" 4.5" the gas control 11" 14" Manual shut- off...
  • Page 19 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.
  • Page 20 2" outside LP gas dealer make all connections all connections from tank to furnace. tubing is used, it MUST...
  • Page 21: Electrical Wiring

    (1.0 amps total for EAC and HUM). Ampacity by using the NEC or CEC. NOTE: Furnace will not have normal operation if line polarity is re- versed. Check ALL field and control connections tion. Furnace...
  • Page 22 NOT permitted in hori- Design and install air distribution tioning Contractors return-air duct connec- ods that conform panel in the furnace for a bottom return-air When the furnace area, the system mize noise transmission moving a high volume be objectionable contains...
  • Page 23 191/2 by duct(s) 223/4 outside Greater than 1600 CFM requires both (left and right) side return filter racks in upflow position. + Side return air duct(s) is not permitted with horizontal or downflow furnace installation, Use either exactly could •...
  • Page 24 Copper or plastic tubing may be used for the condensate 25-23-05-3 a bottom-mounted filter inside the furnace, as shown in Figure from your distributor or fabricated 26). Insert filter into side clips first and push filter into back clip.
  • Page 25 Do NOT draw return air from inside utility room where furnace is located. duct MUST be sealed to furnace casing. FIRE HAZARD. Failure to connect the return air duct downdlow furnace...
  • Page 26 Top return connections the knockout panel in the furnace base. the side(s) or back of the furnace Wood Floor 25-20-46A 31. This so that the by Base grout can be made by...
  • Page 27 If any sparks, odors or unusual immediately shut OFF gas and power to furnace. Check for wiring errors or obstruction Gas Supply Pressure Gas supply pressure should be within minimum ues listed on rating plate.
  • Page 28 Technical Support Manual. Ensure furnace is equipped with the correct main burner orifices. Refer to Table 6 or Table 7 for correct orifice size and manifold pressure for a given heating value and specific gravity for natural and propane gas.
  • Page 29 5% (Natural Gas) and 10% (Propane ; ;;; _ ;;;;;;; ;;;;;;;;;;;;;;;;;;2 1011351 1011352 1011376 1011355 Switch NOT be changed 8,000' to the furnace, exposing the burner so manifold can be re- Carefully Remove proper to note the proper Tighten being disconnected.
  • Page 30 Main Burner Flame Check Allow the furnace to run approximately the main burner flames. See Figure 38. HAZARD. Check result and/or personal • Natural...
  • Page 31 Removethe ULU.m._er wire after the adiustments 441 01 261302 Changing Blower Speed ELECTRICAL Failure to disconnect personal Turn OFF power to furnace before changing taps. The speed NOTE: for this furnace and the basic Since that will be applied...
  • Page 32: Furnacemaintenance

    Thoroughly check the system after modification proper operation of the circulating air blower tion. Separate speed selections for Heat, Cool, and 13. Furnace Maintenance FIRE, EXPLOSION, OR CARBON POISONING HAZARDS Failure have furnace maintained could result in death, personal and/or property damage.
  • Page 33 G signal removed from FCB. • Heat motor speed is de-energized NOTE 1) Furnace de-energizes the fan during the heat exchanger unless a blower motor lead is connected NOTE 2) Heating or Cooling requests speed after the Fan on Delay time expires.
  • Page 34 = 24VAC or 115VAC is off, fuse is open Heartbeat = Normal operation or no previous ON SOLID = Soft Lockout - Furnace If code repeats immediately 1 Flash = Not used 2 Flashes = Pressure switch(es) closed 3 Flashes...
  • Page 35 II I I ® I N8MPN050B12B1 N8MPN075B12B1 N8MPN075F16B1 N8MPN100F14B1 N8MPN100F20B1 N8MPN100J22B1 N8MPN125J20B1 N8MPN125J22B1 *8MPN050B12B1 *8MPN075B12B1 *8MPN075F16B1 *8MPN 100F14B1 *8MPN100F20B1 *8MPN100J20B1 *8MPN125J20B1 *8MPN 150J20B1 * Denotes Brand LL C Reference Models N8MPL050B12B1 N8MPL075B12B1 N8MPL075F16B1 N8MPL100F20B1 N8MPL100J22B1 N8MPL125J20B1 N8MPL125J22B1 *8MPL050B12B1 *8MPL075B12B1 *8MPL075F16B1 *8MPL100F20B1 *8MPL100J20B1 *8MPL125J20B1...
  • Page 36 ManufacturersNumber (Mfr No -See RatingPlate) ALL Models(N8MPN) N8MPN 050B12 General Input(Btuh) 50,000 Output (Btuh) 40,000 Temp. Rise (F) 35-65 Electrical(Volts/Hz) 115/60 Rating PlateAmps. GasType Nat I LP Nat I LP Nat I Transformer Size (VA) T'stat Heat Anticipator Gas &Ignition Std.
  • Page 37 ManufacturersNumber (Mfr No -See RatingPlate) ALL Models(N8MPL) N8MPL O5OB12 General Input(Btuh) 50,000 Output (Btuh) 40,000 Temp. Rise (F) 35-65 Electrical(VoltslHz) 115160 Rating PlateAmps. OasType .atI LP .atI LP .at Transformer Size (VA) T'stat Heat Anticipator Gas &Ignition Std. Main Orifices(No/Size) 2I#42 2I#54 Gas ValveHoneywell...
  • Page 38 ManufacturersNumber (Mfr No -See RatingPlate) ALL Models(*8MPN) *8MPN 050B12 General Input(Btuh) 50,000 Output (Btuh) 40,000 Temp. Rise (F) 35-65 Electrical(Volts/H z) 115/60 Rating PlateAmps. NatlLP GasZype Transformer Size (VA) T'stat Heat Anticipator Gas & Ignition Std. Main Orifices(No/Size) 2t#42 2I#54 Gas ValveHoneywell RegulationType Manifold Press.(Inch'sWC)
  • Page 39 ManufacturersNumber (Mfr No -See RatingPlate) ALL Models(*8MPL) *8MPL 050B12 General Input(Btuh) 50,000 Output (Btuh) 40,000 Temp. Rise (F) 35-65 Electrical(VoltslHz) 115160 Rating PlateAmps. OasType .at l,P Transformer Size (VA) T'stat Heat Anticipator Gas & Ignition Std. Main Orifices(NolSize) 21#42 Gas ValveHoneywell RegulationType Mao,o,dPress._,och'sWC_ 3.5I10.0 3.5I10.0 3.5I10.0 3.5I10.0 3.5I10.0 3.5I10.0...
  • Page 40 Circulation Air Blower N8MPN/L050B12 & *8MPN/L050B12 (1) • DenotesBrand Air Delivery in Cubic Feet per Minute (Furnace Rated MED L 1.00 N8MPN/L075B12 & *8MPN/L075B12 (1) Air Delivery in Cubic Feet per Minute (Furnace Rated MED L _- ;_ ,_.£ 1.00 N8MPN/L075F16 &...
  • Page 41 Circulation Air Blower • N8MPN/L125J22 (2)(6) Air Delivery in Cubic Feet per Minute (Furnace Rated MED L 1901 ,£ 1833 1745 1624 1442 1.00 1329 NOTE: (1) Data based on Bottom Only or One Side return. (2) Data based on Both Sides or Bottom plus One Side (3) 075F16 Reduce airflow by 5% if Bottom Only return.
  • Page 42 1.1_ +++,,_+_,,,. FtfFll+~-B.=. _ H_OL 1. Ifanyoftheoriginalequipmentwireisreplacedusewirerated Useonlycopperwirebetweenfl]edisconnectswitchandthefumace _.. . •... to furnace sheet metal for control to ..is wire mus, _e connec,e_ provename. Symbols are electrical representation only. not depicted as shown in the legend. Solid lines inside circuit board are printed circuJt board traces and are Replaceonlywitha5ampfuse.
  • Page 43 Parts for N8MPN/L 25-25-09 441 01 2613...
  • Page 44 Replacement Models - N8MPNO50B12B1, NSMPNO75B12B1, NSMPN125J20B1, NSMPN125J22B1 Replacement part supplied will be current active part. For parts not listed, consult Functional Parts Number Description Part Heat Exchanger Switch, Pressure Wheel, Blower Mount, Motor kit* Mtr, Blor 1/115 1/2 CCW 1/115 1/2 CCW 1/115 1/2 CCW...
  • Page 45 Replacement Models - N8MPN050B12B1, NSMPN075B12B1, N8MPN125J20B1, NSMPN125J22B1 Replacement part supplied will be current active part. For parts not listed, consult Non- FunctionalParts Number Description Part Panel, Top 1013995 1013996 1013997 Box, Junction 1172860 Cover,Junction box 1012350 Partition,Blower 1014009 1014010 1014011 Housing,Blower 1172885 1172969...
  • Page 46 Replacement Models - N8MPNO50B12B1, NSMPNO75B12B1, N8MPN125J20B1, NSMPN125J22B1 Replacement part supplied will be current active part. For parts not listed, consult Non- FunctionalParts Number Description Part Partition,Frt Ht Exchanger 1013780 1013781 1013782 1013783 1013784 1013785 Gaskets,Heat Exchanger 1013991 1013992 1013993 1013994 Tubing, Silicone 1172192 Sightglass...
  • Page 47 Replacement Models - N8MPLO50B12B1, N8MPLO75B12B1, N8MPL125J22B1 Replacement part supplied will be current Description Functional Heat Exchanger Switch, Pressure Wheel, Blower Mount, Motor kit* Mtr, Blower 1/115 1/2 COW 1/115 1/2 CCW 1/115 1/2 COW 1/115 3/4 COW Capacitor, 7.5 Mfd/370V 10 Mfd/370V 40 MFD/370V Transformer...
  • Page 48 Replacement Models - N8MPLO50B12B1, NSMPLO75B12B1, N8MPL125J20B1, NSMPL125J22B1 Replacement part supplied will be current active part. For parts not listed, consult Description Functional Panel, Top Box, Junction Cover, Junction box Partition, Blower Housing, Blower Hanger, Blower Panel, Blower Cutoff Clamp, Capacitor Bracket, Control Mounting Door, Blower Bracket, Door...
  • Page 49 Replacement Models - N8MPLO50B12B1, NSMPLO75B12B1, N8MPL125J20B1, NSMPL125J22B1 Replacement part supplied will be current active part. For parts not listed, consult Functional Description 1013780 Partition, Frt Ht Exchanger 1013781 1013782 1013783 1013784 1013785 1013991 Gaskets, Heat Exchanger 1013992 1013993 1013994 1172192 Tubing, Silicone 1014019 Baffle, Nox...
  • Page 50 Parts for *8MPN/L 25-25-09a 441 01 2613 02...
  • Page 51 Replacement Models - *SMPNO50B12B1, *SMPNO75B12B1, *SMPN125J20B1, *8MPN150J20B1 Replacement part supplied will be current Description Functional Heat Exchanger Switch, Pressure Wheel, Blower Mount, Motor kit* Motor, 1/115 1/2 COW 1/115 1/2 COW 1/115 1/2 COW 1/115 3/4 COW Capacitor 10 Mfd/370V 7.5 Mfd/370V 40 MFD/370V Transformer...
  • Page 52 Replacement Models - *8MPNO50B12B1, *8MPNO75B12B1, *8MPN125J20B1, *8MPN150J2OB1 Replacement part supplied will be current Description Functional Panel, Box, Junction Cover, Junction box Partition, Blower Housing, Blower Hanger, Blower Panel, Blower Cutoff Clamp, Capacitor Bracket, Control Mounting Door, Blower (Heil/Arco) (Heil/Arco) (Heil/Arco) (Comfortmaker Only) (Comfortmaker...
  • Page 53 Replacement Models - *SMPN050B12B1, *SMPN075B12B1, *SMPN125J20B1, *8MPN150J20B1 Replacement part supplied will be current Description Functional Bottom, Burner Box Collector Gasket, Combustion Blower Partition, Front Ht Exchanger Gaskets, Heat Exchanger Tubing, Silicone Sightglass PARTNOT ILLUSTRATED Fuse, 5 Amp Harness, Wire Door Screw Door Screw Grommet Manual, Installation &...
  • Page 54 Replacement Models - *8MPLO5OB12B1, *8MPLO75B12B1, Replacement part supplied will be current Description Functional Heat Exchanger Switch, Pressure Wheel, Blower Mount, Motor kit* 1/115 Motor, Blower 1/2 CCW 1/115 1/2 CCW 1/115 1/2 COW Capacitor Transformer Control Switch, Interlock Burner Assembly Flame Sensor Ignitor Orifice, Burner # 42...
  • Page 55 Manifold, Gas Bracket, Manifold Support Top, Burner Box Bracket, Burner Box Sides Baffle, Burner Box Bottom, Burner Box 441 01 2613 02 Parts - *8MPL (Natural *8MPL075F16B1, *SMPL100F20B1, active part. For parts not listed, consult Part Number 050B 12B1 1013982...
  • Page 56 Replacement Models - '8MPLO5OB12B1, '8MPLO75B12B1, Replacement part supplied will be current Description Functional Collector Box Gasket, Combustion Blower Partition, Front Ht Exchanger Gaskets, Heat Exchanger Tubing, Silicone Baffle, Nox Sughtglass PARTNOT ILLUSTRATED Fuse, 5 Amp Harness, Wire Door Screw Door Screw Grommet Manual, Installation &...

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