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359AAV
4--WAYMULTIPOISEFIXEDSPEED
CONDENSINGGASFURNACE
ServiceGuide
TABLEOFCONTENTS
PAGE
SAFETY CONSIDERATIONS ......................... 1
ama
CERTIFIED
GENERAL ......................................... 2
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS ... 2
CARE AND MAINTENANCE ......................... 3
NOTE: Read the entire instruction manual before starting the
installation. . Cleaning and/orReplacing AirFilter .................... 3
BlowerMotorandWheelMaintenance .................. 3
!
WARNING
C
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ELECTROSTATICDISCHARGE(ESD) ! WARNING PRECAUTIONS FIRE/EXPLOSIONHAZARD ! CAUTION Failure to follow this warning could cause personal injury, death,orpropertydamage. UNITDAMAGEHAZARD Never store anything on, near, or in contact with the furnace, Failure to follow this caution may damage furnace such as: components. 1. Spray or aerosol cans, rags, brooms, dust mops, vacuum Electrostatic discharge can affect electronic components. Take cleaners,orothercleaning tools. precautions during furnace inst
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7. An ESD service kit (available from commercial sources) 2. Removeblowerdoor. mayalsobeusedtopreventESDdamage. 3. Slide filter out of furnace (See Fig. 2 and 3). CAREANDMAINTENANCE 4. Furnaces are equipped with permanent, washable filter(s). Clean filter by spraying cold tap water through filter in For continuing high performance and to minimize possible oppositedirection ofairflow. equipment failure, it is essential that maintenance be performed 5. Rinse filter and let dry. Oiling or coating o
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NOTE: Ensure tubes are not kinked or pinched, as this will affectoperation. Center Clip side-to-side c. Connect field drain to condensatetrap. 13. Reconnect wires. Refer to furnace wiring diagram, and connect thermostat leads if previously disconnected. (SeeFig.20.) ! CAUTION UNITDAMAGEHAZARD Failure to follow this caution may result in unit component damage. Heating speed selection MUST be adjusted to provide proper temperature rise as specified on the rating plate. 9” A07691 (228.6 mm) Table1–
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CELL PANEL ! WARNING FIRE,EXPLOSION,UNITDAMAGEHAZARD BURNERS Failuretofollowthiswarningcould resultin propertydamage, personalinjury,ordeath. Gasvalveswitch MUST befacing forward ortilted upward. 14. Turn on gas and electrical supplies to furnace. BURNER BOX ! WARNING MANIFOLD FIREOREXPLOSIONHAZARD Failure to follow the safety warnings could result in personal GAS VALVE injury,death,orpropertydamage. A07826 Fig.4 -- BurnerBoxAssembly Never test for gas leaks with an open flame. Use a commerciall
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INLET IN On Some Models ONLY Plastic Caps (2) Yellow or black Coupling & Clamps (Optional) Vent Drain &Clamps V EN T SinglePressureSwitch ON OFF DualPressureSwitch Detail Relief Tube 3 Black Rubber / ″ 16 (4.8mm) ID Drain Tee Drain Tube Black Rubber 1 / ″ (12.7mm) ID & 2 Clamps Drain Tube Street Elbow Corrugated 1 / ″ (12.7mm) CPVC 2 5 / ″ ″ (15.9mm) ID & 8 (Loose parts bag) Clamps Drain Connector Black PVC 3 1 / ″ (18.1mm) PVC X / ″ 4 2 (12.7mm) CPVC (Loose parts bag) Casing Grommet Black Rubbe
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INLET IN Plastic Cap Yellow or black 2″ (50.8mm) PVC On Some Models Coupling ONLY Coupling & Clamps (Optional) Vent Drain &Clamps Either: The PVC Drain Tee or a field V E NT SinglePressureSwitch supplied 2″ ON (50.8mm) PVC Tee OFF DualPressureSwitch Detail Relief Tube 3 Black Rubber / ″ 16 (4.8mm) ID Tee Trap White PVC (loose parts bag) Drain Tube Black Rubber 1 / ″ (12.7mm) ID 2 Drain Tube &Clamps Corrugated 5 / ″ (15.9mm) ID 8 &Clamps Drain Connector Black PVC 3 1 / ″ (19.1mm) PVC X / ″ 4 2 (1
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AIRFLOW INLET IN Plastic Cap Yellow or black On Some Models ONLY DualPressureSwitch Either: The PVC Drain Vent Drain Tee or a field supplied &Clamps Relief Tube 2″ (50.8mm) PVC Tee Black Rubber 3 / ″ 〈4.8mm) ID 16 V EN T SinglePressureSwitchDetails ON OFF 2″ (50.8mm) PVC Coupling Drain Tube Corrugated 5 / ″ (15.9mm) ID & 8 Tee Trap White PVC Clamps (loose parts bag) Elbow Tubes (2) Black Rubber 1 / ″ (12.7mm) ID & Clamps 2 (loose parts bag) 1 3 Barbed Coupling, / ″ (12.7mm) OD 2 Drain Line Vent
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SIDEVIEW Plastic Cap Yellow or black Rotate downward 5° to 10° Coupling & Clamps (Optional) 2″ (51 mm) PVC Coupling NOTE: Built--in channel will Vent Drain be angled 5° to 10° also. &Clamps Either: The PVC Drain Tee or a field supplied 2″ (51 mm) PVC Tee Relief Tube DualPressureSwitch 3 Black Rubber / ″ (5 mm) ID SinglePressureSwitch Detail 16 On Some Models ONLY INLET Drain Tube Flexible Tubing Connector, Tee Trap White PVC Black Rubber 3 / ″ (5 mm) OD (loose parts bag) (loose parts bag) 1 16 /
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AIR FLOW AIR FLOW Plastic Cap Trap Connection Yellow or black “Clamp ears” Pointed OUT Vent Drain Elbow Tube Black Rubber 1 &Clamps / ″ (13 mm) ID & Clamps Relief Tube 2 Preassemble & (Loose Parts Bag) Black Rubber insert into furnace 3 SIDEVIEW / ″ (5 mm) ID 16 Coupling & Clamps Rotate downward Barbed Coupling (Optional) 1 5° to 10° / ″ (13 mm) OD 2 (Loose Parts Bag) Drain Hose Black Rubber 1 / ″ (13 mm) ID Cut to DualPressureSwitch 2 Fit & Clamps NOTE: Built--in channel will On Some 2″ (51 mm)
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Vent Drain SinglePressureSwitch Detail Plastic Caps Trap Connection &Clamps Yellow or black “Clamp ears” Pointed OUT Preassemble & insert into furnace AlternateOrientation Relief Tube Black Rubber 3 / ″ (4.8mm) ID 16 DualPressureSwitch Flexible tubing connector 3 / ″ (4.8mm) OD (Loose 16 Parts Bag) Relief Tube Extension 3 Black Rubber / ″ (4.8mm) ID 16 Cut to Fit (Loose Parts Bag) Drain Tube Corrugated 5 / ″ (15.9mm) ID & Clamps 8 Remove KO before mounting Trap Cut at straight section Drain Tube
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SinglePressureSwitch Detail AlternateOrientation Yellow or black Plastic Cap Field Supplied Tee LevelorSlopedtowardsTee Vent Drain &Clamps DualPressureSwitch Relief Tube Black Rub- 3 ber / ″ (4.8mm) ID 16 1 Elbow Tube Black Rubber / ″ (12.7mm) 2 AIR FLOW ID & Clamps (Loose Parts Bag) 1 Barbed Coupling / ″ (12.7mm) OD 2 (Loose Parts Bag) Tee Trap White PVC (loose parts bag) Drain Tube Black Rubber 1 / ″ (12.7mm) ID & Clamps 2 On Some Models ONLY Drain Tube Corrugated 5 / ″ (15.9mm) ID & Clamps 8
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ON OFF AlternateOrientation SinglePressureSwitch Detail Trap Connection “Clamp ears” 3 / ″ (4.8mm) ID Rub- 16 Pointed OUT ber Tube Plastic Cap AIRFLOW Yellow or black Coupling & Clamps (Optional) Preassemble & insert into furnace Drain Tube Black 1 Vent Drain Rubber / ″ (12.7mm) 2 &Clamps ID & Clamps Field Supplied Tee WARNING Relief Tube Black Rub- AddCapandClamp 3 ber / ″ (4.8mm) ID 16 Flexible Tubing Connector 3 / ″ (4.8mm) OD (Loose 16 Parts Bag) Tee Trap White PVC (loose parts bag) Relief T
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ON OFF Plastic Cap Yellow or black Coupling & Clamps SinglePressureSwitch Detail (Optional) AIR FLOW Field Vent Drain Supplied Tee &Clamps LevelorSloped towardsTee Tee Trap White PVC (loose parts bag) Elbow Tube Black Rubber Relief Tube 1 / ″ (12.7mm) ID & Clamps 3 2 Black Rubber / ″ 16 (Loose Parts Bag) (4.8mm) ID On Some Models ONLY 3 Flexible Tubing Connector / ″ 16 INLET (4.8mm) OD (Loose Parts Bag) Relief Tube Extension 3 AlternateOrientation Black Rubber / ″ (4.8mm) ID 16 Cut to Fit (Loose
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8. Refer to furnacewiring diagram and connect wires to flame Procedure4—CleaningHeatExchangers rollout switch, gasvalve, igniter, and flamesensor. The following items should be performed by a qualified 9. Reconnect pressure switch tubes to gas valve and intake servicetechnician. housing. Refer to tube routing label on main furnace door A. Primary HeatExchangers for proper tube location. Be sure tubes are not kinked. If heat exchangers get an accumulation of light dirt or dust on the (SeeFig. 6 -
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GASKET A07828 Fig.16 -- GasketonCollectorBox 4. Disconnect pressureswitch tubes. 11. Refer to furnace wiring diagram and connect wires to inducermotorand pressureswitch orconnectors. 5. Disconnect vent pipe from inducer housing outlet by loosening clamp. 12. Reconnect pressure tubes to pressure switch. See diagram on main furnace door for proper location of tubes. Be sure 6. Disconnect drain tube from inducer housing. (SeeFig. 6 -- tubesarenot kinked. (SeeFig. 6 -- 14.) 14.) 13. Turn on gas and
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FIELD24--VWIRING FIELD115--,208/230--,460--VWIRING FACTORY24--VWIRING FACTORY115--VWIRING NOTE2 THERMOSTAT WC RG Y FIVEWIRE FIELD--SUPPLIED TERMINALS DISCONNECT THREE--WIRE HEATING--ONLY 208/230-- OR BLOWERDOORSWITCH 460--V THREE PHASE W BLK BLK C R WHT WHT O N 208/230--V T SINGLE GND GND G R PHASE AUXILIARY 115--V FIELD-- O J--BOX GND SUPPLIED L NOTE1 DISCONNECT CONDENSING UNIT TWO 24--V WIRE TERMINAL BLOCK NOTES:1. Connect Y-terminal in furnaceasshown forproperbloweroperation. FURNACE 2. Somet
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8. Turn on gas and electrical supplies to furnace. 1. Check for signs of physical damage to heat tape such as nicks, cuts, abrasions, gnawing by animals, etc. 9. Verify igniteroperation by initiating furnace controlself-test featureorby cycling thermostat. 2. Check for discolored heat tape insulation. If any damage or discolored insulation isevident, replaceheat tape. 10. Replacemain furnacedoor. 3. Check that heat tapepowersupply circuit ison. Procedure7—ElectricalControlsandWiring Procedure9—W
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! CAUTION UNITDAMAGEHAZARD Failure to follow this caution may result in damage to unit components. Make sure limit switch wire does not contact any metallic component such asthegasvalve. Ifwireisshorted, the5-amp fuse on furnace control board will open and the unit will notoperate. A07911 Fig.19 -- WinterizingtheFurnace To retrieve last code, remove 1 of the red main limit wires for 1 to 4 secuntil the LED light goesout, then reconnect it. (Do not leave red wiredisconnected forlongerperiods ofti
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Fig.20 -- WiringDiagram A07824 20 359AAV
