Main
90 SingleStage
CategoryIVFurnace
PrintedinU.S.A. 07/15/2004 440 01 1020 (04)
N9MP1 & N9MP2 *9MPD
FAN ASSISTED, DIRECT VENT GAS FURNACE
START-UP CHECK SHEET For 90+ Furnace
1. Safe Installation Requirements
Safety Rules
FrozenWater PipeHazard
2. Installation
Location and Clearances
Typical Upflow Installation
Typical Downflow Installation
Installation Requirements
2. This furnace isNOT to be used fortemporary heatof buildings or structures under construction.
Burners and ignition sources installed at least 18" (457ram) above the floor.
|
I
VENT )
FRONT
BOTTOM
Installation Positions
Furnace Installation Considerations
Leveling
Vent and Combustion Air Connections
3. Combustion & Ventilation Air
For Single Pipe Installation
Air Openings and Connecting Ducts
.J
') I I _;_.-u,atio.'>_ .ir(1)I JL__.q3 II II
II 11I II II
I I II I
Free Area
I I
venting.
For Two Pipe Installation
4. Vent and Combustion Air Piping
SinglePipe (N9MP1Models)
Direct Vent (N9MP2 Models)
Dual Certified (*9MPD Models)
PipingInsulation Guidelines
Sizing Combustion Air and Vent Pipe
i
CanadianInstallation (1) 12"(30cm) #
440O1102004 E_
i
CanadianInstallation (1) 12"(30cm) #
[_ 44001 1020 04
CondensateDrainTrap
Condensate Drain Trap Freeze Protection
Upflow Installations Top Vent
Upflow Installations Top Vent (SeeFigure 9)
Connect the Tee trap and the main drain line exiting the casing as shown Figure 18.
UpflowInstallationsVentthruLeft Side
Upflow Installations Vent thru Left Side
All ModelsVentthruRightSide 4}
All Models Vent thru Right Side (SeeFigure 11)
Connect the Teetrap and themain drain line exiting thecasing as shown inFigure 18.
DownflowLeft
E,how!l
INLET _) 4=
Downflow Left Side Vent and Trap (SeeFigure 12)
Downflow Right Side Vent and Trap
/
Downflow Right Side Vent and Trap (See
Horizontal Left Thru Top
]
Horizontal Left-Thru Top (SeeFigure14)
Horizontal Left-Side Vent
Horizontal Left-Side Vent (See
Horizontal Right thru Top
"
Horizontal Right Thru Top (SeeFigure16)
HorizontalRight-SideVent
N
\ Barbe0
Horizontal Right Side Vent (See Figure17)
Connecting Tee Trap toCondensate Trap and Main Drain Line
\
Connecting Vent and Combustion Air Piping
Failure to properly seal vent piping could result in
Cement or mechanically seal alljoints, fittings, etc. to prevent leakage of flue gases.
Combustion Air Pipe Connection (Dual Certified or Direct Vent)
Connecting Vent Pipes and Termination
Horizontal Termination
Using Exterior Risers
Vertical Termination
Rooftop Termination
Vent Termination Shielding
Multi Vent Termination Clearances
I cncentric vent andcmbustin-AirRoof Termination
Concentric Vent and Combustion- Air Sidewall Termination
Sidewall Inlet Vent and Exhaust- Air Termination
Sidewall Inlet Vent and Exhaust-Air Termination with Exterior Risers
5. Gas Supply and Piping
Alternate BTUH Input Ratings (USA Only)
SupplyPressure
GasSupply Pressure
Manifold Gas Pressure Adjustment
MANIFOLDPRESSUREAND ORIFICE SIZE FORHIGH ALTITUDEAPPLICATIONS
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LPG or PROPANE GAS MANIFOLD PRESSURE (" w.c.)
General Derating Rules
High Altitude Air Pressure Switch
ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD Failure to properly install orifices could result in
Gas Piping Requirements
Additional LP Connection Requirements
Final Check
6. Electrical Wiring
Power SupplyWiring
J- Box Relocation
Thermostat
Optional Equipment
side FF
Control Center Fuse
Fan Timer Connections
7. Ductwork and Filter
Installation
Sizing
Insulation
Filters
Filter Installation using Optional Filter Rack
Bottom Mounted Filter Rack
Standoff Filter Rack
CAUTION
Addition Of Air Conditioning
oo ,oor
8. Checks and Adjustments
Adjust Pilot Burner
Startup
GasSupply Pressure
Manifold Gas Pressure Adjustment
Heatingand Continuous BlowerSpeed the Same
9. Furnace Maintenance
10. Sequence of Operation & Diagnostics
Cooling () Request:
Circulating Fan (G) Request:
Heating (W) Request:
Heating Request with Gas Supply Line Shut Off:
Gas Valve Diagnostic Codes (See Figure 44)
Typical Gas Valve Honeywell
HONEYWELL SV9541M "SMART VALVE" Sequence of Operation
I
440O1102004 [_
+
HONEYWELL SV9541M "SMART VALVE" Trouble shooting
4Flashes 5Flashes
2Flashes
I Flash
HONEYWELL SV9541M "SMART VALVE" Trouble shooting continued
11. Concentric Termination
Vent Termination Clearances 4.
Inlet and outlet pipes may NOT be vented directly above each other (standard vent terminals).
Concentric Vent Termination -Kit #
NAHA001CV&NAHA002CV
Mee,A'IBIcI
Kit Components
Support
Vertical & Horizontal Termination
Concentric Vent Dimensional Drawing
Page
Concentric Vent Sidewall Attachment
Four Position Furnace Models
Model Specifications
Specifications (N9MP1)
Specifications (N9MP2)
Manufacturers
Specifications ('_9MPD)
CIRCULATION AIR BLOWER DATA
For 050 Models 3 Ton Units
$
For 075 Models 3 Ton Units
For 100 Models 3.5 Ton 19" &22314"Units
,,
@-"_ III
___ _ 0S_:__ _- i _:LOt CO_ORCOD_
THERMOSTAT _ I(_LAC_EP_MHIRED:LO/_L_OK_
ACCESSORY_,T)ORLPPRESSSW,TCS,SNOT,NSTALLED---- LOWVOLTAGEF,ELO/'%E _'
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25-23-95
IReplacement Parts -NgMP1 & NgMP2
IReplacement Parts -NPMP1 & NPMP2
IReplacement Parts -NPMP1 & NPMP2
Key Description No. Non-Functional
IReplacement Parts -NgMP1 & NgMP2
Replacement Parts - *gMPD
Models - *9MPDO50F12B1, *9MPDO75F12B1, *9MPDO80J16B1, *9MPD100J14B1, *9MPDIOOJ2OB1 &*9MPD125L20B1
IReplacement Parts - *gMPD
IReplacement Parts -*gMPD
Models - *9MPDO50F12B1, *9MPDO75F12B1, *9MPDO80J16B1, *9MPD100J14B1, *9MPDIOOJ2OB1 &*9MPD125L20B1
IReplacement Parts -*gMPD
Models - +9MPDO50F12B1, +9MPDO75F12B1, +9MPDO80J16B1, +9MPD100J14B1, +9MPDIOOJ2OB1 & +9MPD125L20B1
