Nordyne *SA Upfl ow / Horizontal Installation Instructions Manual Download Page 34

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LOCATION OF FURNACE COMPONENTS

Upfl ow / Horizontal Furnace

Blower Door Switch

Burner Assembly

Flame Sensor

Gas Manifold

Gas Valve

Igniter

Inducer

Assembly

Pressure Switch

Roll-Out Switch

Transformer

Blower

Assembly

Control Board

Main Air

Limit Switch

Figure 20. Furnace Components

Comb

ustion T

ube

Gas Manifold

Gas Valve

Inducer Assembly

Control Board

Pressure Switch

Transformer

Blower Assembly

(behind blower panel)

Burner

Assembly

Flame

Sensor

Roll-Out

Switch

Igniter

Main Air Limit Switch

Blower Door Switch

(behind blower panel)

Downfl ow Furnace

Summary of Contents for *SA Upfl ow / Horizontal

Page 1: ...upplier s instructions If you cannot reach your gas supplier call the fire department WARNING RISQUE D INCENDIE OU D EXPLOSION Le non respect des avertissements de s curit pourrait entra ner des bless...

Page 2: ...r Connections 11 Upflow Horizontal Furnaces 11 Side Return Installations 11 Bottom Return Installations 12 Downflow Furnaces 12 Acoustical Treatments 12 FURNACE INSTALLATION 12 General Requirements 12...

Page 3: ...ry or death This furnace must be installed in accordance with these instructions all applicable local building codes and the current revision of the National Fuel Gas Code NFPA54 ANSI Z223 1 or the Na...

Page 4: ...ermostat The installation must include a properly installed filter in the return air system with no by pass air The filter must be inspected frequently and replaced when necessary Combustion air must...

Page 5: ...opane Installation Codes NSCNGPIC Venting Systems and Air Supply for Appliances Duct Systems US and CANADA Air Conditioning Contractors Association ACCA Manual D Sheet Metal and Air Conditioning Contr...

Page 6: ...n vacuent correctement tel que prescrit ci dessus rouvrir les portes et les fen tres et remettre les ventilateurs d vacuation les registres de foyers et tout autre appareil fonctionnant au gaz leur ta...

Page 7: ...air from that space Furnaceclosets smallequipmentroomsandgaragesare confined spaces Furnaces installed in a confined space which supply heated air to areas outside the space must draw return air from...

Page 8: ...or Wall 12 Max 12 Max Furnace NOTE Each opening to outside must be at least 1 sq in per 4 000 Btuh of total input rating Vent or Chimney Water Heater See Note Total Input Rating Btuh Minimum Free Area...

Page 9: ...ve pressure draft and must be vented vertically or near vertical Additionally it is important to guard against excessive condensation WARNING Upon completion of the furnace installation carefully insp...

Page 10: ...xisting vent system should also be checked to make sure it remains in compliance with NFGC If it isn t the vent system must be brought into compliance before installing the furnace Horizontal Venting...

Page 11: ...e furnace is equal to the return air supply under normal indoor return air applications When a cooling system is installed which uses the furnace blower to provide airflow over the indoor coil the coi...

Page 12: ...ur knockouts to expose the blower assembly Position the return air duct over the opening in the side and secure together with sheet metal screws The screws must penetrate the duct and furnace casing W...

Page 13: ...hers Securethesupportframetothe rafters with lag bolts The furnace can also be suspended using steel straps around each end of the furnace The straps should be attached to the furnace with sheet metal...

Page 14: ...e the furnace in reverse order Bottom Panel Removal The steps listed below describe how to remove the bottom panel from the furnace See Figure 11 1 Remove the door 1 from the blower compartment 2 Disc...

Page 15: ...IPING FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly could result in serious injury or property damage Installation and service must be performed by a qualified installer service a...

Page 16: ...2 000 feet the input needs to be reduced 8 at 3 000 feet 12 etc This deration is in reference to the input rate and gas heating value at sea level Toderatethefurnacerequiresknowingtheheatingvalueof t...

Page 17: ...TATUS FLAME 180 COOL HEAT 120 90 60 BLOWER OFF DELAY LOW ML MH HIGH EAC L1 XFMR HUM 24V L1A 5 NEUTRALS 2 6 3 4 1 7 8 9 5 2 6 3 4 1 FAN 8 3 5 See Note R C Y G W STATUS FLAME 180 COOL HEAT 120 90 60 BLO...

Page 18: ...erty damage Before servicing disconnect all electrical power to furnace When servicing controls label all wires prior to disconnecting Reconnect wires correctly Verify proper operation after servicing...

Page 19: ...is connected Furnace Model SA SK Furnace Input Btuh Cabinet Width in Nominal Electrical Supply Maximum Operating Voltage Minimum Operating Voltage Maximum Furnace Amperes Minimum Wire Gauge Maximum F...

Page 20: ...municate to a fixed speed or variable speed high efficiency motor that may be optionally installed Please contact your distributor for the proper upgrade motor kit Heat Anticipator Set the heat antici...

Page 21: ...cal power to the furnace 3 FollowtheOperatingInstructionsonthelabelattached to the furnace 4 Setthethermostataboveroomtemperatureandverify the Operating Sequence Page 22 5 After 5 minutes of operation...

Page 22: ...t switch should turn off the gas valve when the return is blocked time depends on how well the return air is blocked The circulating air and combustion blowers should continue to run when the limit sw...

Page 23: ...will close the gas valve and initiate the shutdown cycle GasValve Controls the flow of gas to the burners When the gas valve is energized it automatically opens and regulates the gas pressure in the...

Page 24: ...urnace 4 Turn the gas control switch to the OFF position 5 Disconnect the wires from the gas valve igniter flame sensor and flame rollout switch CAUTION To prevent damage to the unit or internal compo...

Page 25: ...ays however the flue vent system and burners should be inspected and cleaned if required by a qualified service technician annually to ensure continued safe operation Pay attention to any deterioratio...

Page 26: ...23A 072C 24B 17 1 2 11 3 4 15 7 8 16 1 8 090C 24B 072C 35C 21 14 19 3 8 19 7 8 090C 35C 108C 35C 126C 45D 24 1 2 15 1 4 22 7 8 23 1 8 NOTE Dimensions shown in Inches 18 5 8 C 7 34 1 2 22 1 2 28 25 3 8...

Page 27: ...685 32 1 645 32 1 590 34 1 550 34 1 485 36 1 415 38 Med High 1 400 38 1 360 39 1 340 40 1 310 41 1 275 42 1 245 43 1 190 45 1 125 47 Med Low 1 235 43 1 215 44 1 180 45 1 155 46 1 130 47 1 100 48 1 060...

Page 28: ...63 1 225 65 1 175 68 SA108C 35C Side Return 108 000 High 2 295 35 2 235 36 2 180 37 2 110 38 2 050 39 1 975 41 1 900 42 1 810 44 Med High 2 130 38 2 075 39 2 035 39 1 970 41 1 915 42 1 845 43 1 765 4...

Page 29: ...51 1 300 51 1 280 52 1 255 53 1 230 54 1 200 56 1 150 58 Med Low 1 180 56 1 165 57 1 150 58 1 135 59 1 115 60 1 090 61 1 060 63 1 010 66 Low 940 71 925 72 900 74 880 76 850 78 825 81 795 84 760 88 SK...

Page 30: ...n Yellow LED Continuous Flash On Alternating Flash IGNITOR INDUCER FLAME SENSOR C BLOWER LIMIT SWITCH DOOR SWITCH R 4 SPEED MOTOR WHITE RED BLUE ORANGE BLACK BLOWER LIMIT SWITCH GAS VALVE H MH ML L C...

Page 31: ...ER REVOLUTION OF GAS METER 1 5 10 10 360 1 800 3 600 12 300 1 500 3 000 14 257 1 286 2 571 16 225 1 125 2 250 18 200 1 000 2 000 20 180 900 1 800 22 164 818 1 636 24 150 750 1 500 26 138 692 1 385 28...

Page 32: ...57 57 ORIFICE SIZE 9 0 9 0 9 0 9 0 9 0 9 0 MANIFOLD PRESSURE 8 000 to 10 000 FT 59 57 57 57 57 57 ORIFICE SIZE 8 5 8 5 8 5 8 5 8 5 8 5 MANIFOLD PRESSURE LOCAL HEATING VALUES FOR NATURAL GAS ALTITUDE...

Page 33: ...LD PRESSURE 9 000 to 9 999 FT 51 49 49 49 49 49 ORIFICE SIZE 2 6 2 8 2 8 2 8 2 8 2 8 MANIFOLD PRESSURE Table 11 High Altitude Deration Chart for Natural Gas Low Heating Value NATURAL GAS with LOW HEAT...

Page 34: ...oll Out Switch Transformer Blower Assembly Control Board Main Air Limit Switch Figure 20 Furnace Components Combustion Tube Gas Manifold Gas Valve Inducer Assembly Control Board Pressure Switch Transf...

Page 35: ...35...

Page 36: ...tion of this appliance Some local codes require licensed installation service personnel for this type of equipment Please read all instructions carefully before starting the installation Return these...

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