Multi-Position, Internal Txv Variable-Speed ECM Based Comfortnet Compatible Air Handler 1½ to 5 Tons Contents Air Handler Nomenclature... Heater Kit Nomenclature...... Dimensions...4 Airflow Data...5 Heat Kit Data... Wiring Diagram... Accessories...1 Product Features Internal factory-installed thermal expansion valves for cooling and heat pump applications Variable-speed ECM blower motor ComfortNet Communicating System compatible Auto configuration of the airflow and tonnage in communicating mode Provides constant CFM over a wide range of static pressure conditions independent of duct system CFM indicator Fault recall of six most recent faults Provides adjustable low CFM for efficient fan-only operation Improved humidity and comfort control Built-in compatibility with multi-stage heat pump and cooling applications All-aluminum evaporator coil Cabinet air leakage less than.0% at 1.0 inch HO when tested in accordance with ASHRAE standard 1 Cabinet air leakage less than 1.4% at 0.5 inch HO when tested in accordance with ASHRAE standard 1 kw 5 kw electric heater kits Horizontal or vertical configuration capabilities Rigid SmartFrame cabinet 1" depth for easier attic access DecaBDE-free thermoplastic drain pan with secondary drain connections Screw-less sides and back helps to reduce condensation when installed in humid locations Foil-faced insulation covers the internal casing to reduce cabinet condensation Galvanized, leather grain-embossed finish Glue-less cabinet insulation retention Tool-less filter access AHRI certified; E listed * Complete warranty details available from your local dealer or at www.goodmanmfg.com. To receive the 10-Year Parts Limited Warranty, online registration must be completed within 60 days of installation. Online registration is not required in California or Quebec. SS-G www.goodmanmfg.com /14 Supersedes 6/14
Nomenclature A V P T C 1 B 1 4 AA 1 4 5 6, 10 11,1 Brand Engineering* A Single- Piece Major/Minor Revisions Airhandler *Not used for inventory management Unit Application Refrigerant Charge R Multi Position PSC Motor 4 = R- 410A S Multi Position EEM Motor V Multi Position Variable- Speed Electrical Motor- Commuminacating 1 0/0V, 1 Phase, 60 Hz Cabinet Finish Cabinet Width U Unpainted B = 1½" P Painted C = 1" D = 4½" Expansion Device F Flowrator Nominal Capacity @ 1SEER T Expansion Device 1 = 1½ Tons 4 = ½ Tons 4 = Tons 4 = 4 Tons 0 = ½ Tons 60 = 5 Tons Communications 6 = Tons C = ComfortNet TM Compatible HKS X 0 X A AA Unit Type Major & Minor Revisions HKS - AH Heater Kit Phase Circuit Breaker A - - 0 VAC / 1 Ø D - - 0 VAC / Ø X - - No circuit breaker B - - 40 VAC / 1 Ø E - - 40 VAC / Ø C - - Circuit Breaker C - - 0/40 VAC / 1 Ø F - - 0/40 VAC / Ø G - - 460 VAC / Ø kw 0 - -.0 kw 15 - - 14.4 kw Cabinet Size (MAX) 05 - - 4. kw 1 - - 1.kW w/150f limit C - - C Cabinet 06 - - 6.0kW 0 - - 1.kW w/10f limit D - - D Cabinet 0 - -.0kW 5 - - 5.0 kw X - - All Cabinet Sizes 10 - -.6 kw Heating kw Correction Factor Supply Voltage 40 0 0 10 0 Correction Factor 1.00 0. 0.4 0. 0.5 Multiply the 40-volt heating capacity by correction factors. www.goodmanmfg.com SS-G
Specifications Nominal Ratings 4B14A* 0C14A* 6C14A* 4C14A* 4C14A* 4D14A* 60D14A* Cooling (BTU/h) 4,000 0,000 6,000 4,000 4,000 4,000 60,000 Blower Diameter 10⅝" 10⅝" 10⅝" 10⅝" 10⅝" 10⅝" 11⅝" Width 6" " 10⅝" 10⅝" 10⅝" 10⅝" 10⅝" Coil Connections Liquid ⅜" ⅜" ⅜" ⅜" ⅜" ⅜" ⅜" Suction ¾" ⅞" ⅞" ⅞" ⅞" ⅞" ⅞" Coil Drain Connection (FPT) ¾" ¾" ¾" ¾" ¾" ¾" ¾" Electrical Data Voltage 0/0 0/0 0/0 0/40 0/0 0/0 0/0 Min Circuit Ampacity 4./4. 4./4..6/.6 Max. Overcurrent Device (Amps) Minimum VAC 1 1 1 1 1 1 1 Maximum VAC 5 5 5 5 5 5 5 Blower Motor Full Load Amps (A).. 5. 5. 5. 5. 6. Horsepower (HP) ½ ½ ¾ ¾ ¾ ¾ 1 Ship Weight (Lbs.) 100 11 11 155 15 16 16 Note: Minimum Circuit Ampacity (MCA) and Maximum Overcurrent Protection (MOP) for blower without supplemental heat installed. Refer to unit nameplate and/or Heat Kit Data for specification with approved accessory heaters installed SS-G www.goodmanmfg.com
Dimensions 1.6" (4.1 cm) 1.45" (.6 cm).0" (. cm) 1" 4.50" (11.4 cm).1" (. cm)." (.44 cm).5" (1.1 cm) 5." (1. cm).1" DRAIN PORT DETAIL.55" (1.40 cm) C B.55" (1.40 cm).1" (. cm) 1.4" (.6 cm) 11." (.0 cm).55" (1.40 cm) PLASTIC BREAKER COVER 1." (4.6 cm) LOGO LOCATION.1" (5.51cm) SUCTION TUBE LIQUID LINE A G INLET TUBE SEE DRAIN PORT DETAIL H E D 1." (4. cm) F INLET (FRONT VIEW) 1." (4. cm) 1" (.54 cm) 1.5" (4.5 cm) INLET (RIGHT SIDE VIEW).55" (1.40 cm) Model A B C D E F G H 4B14A* 45 16⅜ 1½ 1 15 14¼ ⅞ 1 0C14A* 4 0 1 0 1 1¾ 10½ 1⅜ 6C14A* 4 0 1 0 1 1¾ 10½ 1⅜ 4D14A* 5 ⅜ 4½ ¼ 5¼ 1¼ 1⅜ 1⅜ 4C14A* 4 0 1 0 1 1¾ 10½ 1⅜ 4D14A* 5 ⅜ 4½ ¼ 5¼ 1¼ 1⅜ 1⅜ 60D14A* 5 ⅜ 4½ ¼ 5¼ 1¼ 1⅜ 1⅜ 4 www.goodmanmfg.com SS-G
Airflow Data Cooling / Heat Pump Airflow 4B A Low 415 415 410 410 405 405 400 400 400 B Low 55 50 565 560 560 555 555 550 550 C Low 65 60 660 650 645 65 60 65 60 D Low 5 0 65 55 45 5 5 0 15 A High 60 615 610 605 600 600 55 50 50 B High 65 50 5 5 15 05 5 0 5 C High 1005 0 0 60 45 5 0 15 10 D High 1165 1145 115 1110 1100 105 100 1065 1055 0C A Low 465 455 440 40 45 415 405 400 5 B Low 615 610 605 600 55 55 50 55 55 C Low 55 45 40 5 0 5 0 0 15 D Low 00 0 5 0 5 0 65 65 60 A High 60 615 610 610 605 605 600 600 600 B High 50 40 5 0 5 0 15 15 10 C High 100 105 100 1015 1010 1010 1005 1000 1000 D High 145 15 15 10 110 105 100 115 115 6C A Low 515 505 500 45 465 460 450 45 410 B Low 15 05 00 65 65 60 660 640 60 C Low 50 5 0 10 5 0 5 55 5 D Low 115 115 110 1105 100 105 105 1055 1040 A High 40 0 5 10 65 60 60 660 645 B High 1015 1005 1000 5 65 60 50 5 10 C High 145 15 10 115 100 15 10 10 155 D High 1615 1605 1600 155 150 1565 1555 155 150 4D A Low 600 50 560 545 55 50 505 500 40 B Low 5 0 65 50 40 0 0 15 10 C Low 105 1010 5 5 0 60 50 45 40 D Low 150 15 15 115 110 100 115 110 115 A High 5 15 00 0 0 65 55 50 45 B High 1115 1105 100 100 100 1065 1055 1050 1045 C High 1445 140 140 1410 1405 15 10 15 10 D High 15 160 150 140 15 15 10 115 110 4C A Low 510 505 500 40 45 40 45 465 455 B Low 10 05 00 60 60 60 60 660 650 C Low 40 5 0 0 10 10 05 0 0 D Low 1165 1160 1160 1155 1150 1145 1140 115 115 A High 5 0 5 15 05 00 65 65 65 B High 1010 1005 1000 0 5 0 5 65 55 C High 140 15 10 10 110 110 105 10 10 D High 165 1665 1660 1645 165 160 160 1605 150 SS-G www.goodmanmfg.com 5
Airflow Data (cont.) Cooling / Heat Pump Airflow (cont.) 4D A Low 10 10 00 5 5 0 5 0 50 B Low 1050 1045 105 100 105 100 1015 1010 1010 C Low 1155 1145 1140 115 110 115 110 110 1115 D Low 115 110 100 115 110 115 110 115 110 A High 10 160 150 145 140 10 15 15 10 B High 150 1560 1550 1545 155 150 155 150 1515 C High 10 110 100 165 165 160 160 160 1665 D High 140 10 100 15 15 160 145 140 15 60D A Low 105 105 110 105 105 100 115 115 115 B Low 15 10 165 160 160 155 155 150 150 C Low 1445 1445 1450 1445 1445 1440 1440 1440 145 D Low 155 150 155 150 150 1515 1510 1510 1510 A High 1615 1615 1610 1610 1605 1605 1600 1600 1600 B High 15 10 115 110 110 105 105 105 100 C High 10 15 10 115 115 110 105 105 100 D High 040 00 05 00 015 010 005 005 000 Note: The chart is for information only. For satisfactory operation, external static pressure must not exceed value shown on rating plate. Use the CFM adjustment factors of. for horizontal left,.5 for horizontal right &.6 for downflow orientations. Airflow data indicated is at 0V without air filter in place. Electric Heat Airflow HTR kw 10 11 4B14A* 0C14A* 6C14A* 4D14A 4C14A* 4D14A 60D14A ON ON ON 0 0 NR 50** NR NR NR 5 ON ON OFF 0 0 50 150 50 150 150 6 ON OFF ON 50 50 00 100 00 100 100 ON OFF OFF 50 50 1000 1500 1000 1500 1500 10 OFF ON ON 105 105 100 1550 100 1550 1550 15 OFF ON OFF NR NR 1440 10 1440 10 10 1* NR NR 1500 NR 1500 NR NR OFF OFF ON 0 NR NR NR 100 1500 115 150 1 or 5* OFF OFF OFF NR NR NR NR NR 150 150 Note: Airflow data shown applies to the electric heat only in either legacy mode or communicating mode operation NR - Not Rated * Within thermostat user menu, CTK0* communicating thermostat will display 0kW for OFF- OFF- ON dipswitch selection, 1kW for OFF-OFF-OFF dipswitch selection. For match up with a ton outdoor unit: Heater kit application shall not exceed 10 kw. Airflow for 5 kw up to 10 kw heater kits shall be set to 50 cfm speed tap of ON-ON-ON. For match up with a ton outdoor unit: Heater kit application shall not exceed 15 kw. Airflow for 5 kw up to 15 kw heater kits shall be set to 100 cfm speed tap of ON-OFF-ON. For match up with a.5 ton outdoor unit: Heater kit application shall not exceed 0 kw. Airflow for 5 kw up to 0 kw heater kits shall be set to 1500 cfm speed tap of ON-OFF-OFF ** kw heater kit is not applicable for this indoor application. 6 www.goodmanmfg.com SS-G
Heat Kit Data Models 4B14A* 0C14A* 6C14A* HKSX15XF* HKSX0XF* HKSC15*#* HKSC1C#* HKSC15XF* 4C14AA HKSX15XF* HKSX0XF* HKSC15*#* HKSC1C#* HKSC15XF* 4D14A* HKSX15XF* HKSX0XF* HKSC15*#* HKSC0D#* HKSC15XF* HKSC0XF* Circuit 1 Circuit Single-Point Kit Amps MCA¹ MOP² Amps MCA¹ MOP² MCA¹ MOP² 4./4. 10./1.5 1/1 0/5 /0 0/0 1./5.0 /6./. 41/4 4/55 10./1.5 1./5.0./. 10./1.5 1./5.0./. 10./1.5 1./5.0./. 10./1.5 1./5.0./. 4./4. 1/1 /0 /6 41/4 4/55 0/ / 4/ 4/4 0/ / 4/ 4/4 0/ / 4/ 4/4 0/5 0/0 0/5 0/5 0/5 0/5 0/5 0/5 All ampacities noted above include air handler motor amps Circuit 1: Single-phase for Air Handlers / Circuit : Three-phase for HKR Heater Kits ¹ Minimum Circuit Ampacity (Heater Amps + Motor Amps) X 1.5 ² Maximum Overcurrent Protection =.5 X Motor Amps + Heater Amps * Revision level that may or may not be designated.5/4. 4./40.5/4. 4./40.5/4. 4./40.5/4. 4/54 /5 4/50 4/54 /5 4/50 4/54 /5 4/50 4/54 5/5 5/5 5/5 / /10 / /10 / /10 C = Circuit Breaker Option indicates Not Required HKA meets the new U5 requirements for 15 and 0KW heaters Only applicable when HKA kits are included in table MBVC and MBR models 0/0 100/110 0/0 100/110 0/0 100/110 SS-G www.goodmanmfg.com
Heat Kit Data (cont.) Models 4D14A* HKSX15XF* HKSX0XF* HKSC15*#* HKSC0D#* HKSC15XF* HKSC0XF* HKSC5DC* 60D14A* HKSX15XF* HKSX0XF* HKSC15*#* HKSC0D#* HKSC15XF* HKSC0XF* HKSC5DC* Circuit 1 Circuit Single-Point Kit Amps MCA¹ MOP² Amps MCA¹ MOP² MCA¹ MOP² 10./1.5 0/ 0/5 / 0/5 1./5.0 4/./. 4/4.5/4. 4/54 /5 5/5 / 0/0 4./40 4/50 /10 100/110.5/4. 4/54 5.0/60.0 / 0/0 4/50 115/1 15/150 10./1.5 1./5.0./. 5.0/60.0.6/.6 /4 0/4 6/40 5/5.6/.6.6/.6 5/5 5/5.6/.6.6/.6 4/4 5/5 5/5 40/40 45/60 60/60 60/60 60/60 0/0.5/4. 1./0.5/4. 4/54 /5 4/50 4/54 4/50 5/5 4/4 5/10 11/14 0/0 100/110 15/150 All ampacities noted above include air handler motor amps Circuit 1: Single-phase for Air Handlers / Circuit : Three-phase for HKR Heater Kits ¹ Minimum Circuit Ampacity (Heater Amps + Motor Amps) X 1.5 ² Maximum Overcurrent Protection =.5 X Motor Amps + Heater Amps * Revision level that may or may not be designated C = Circuit Breaker Option indicates Not Required HKA meets the new U5 requirements for 15 and 0KW heaters Only applicable when HKA kits are included in table MBVC and MBR models www.goodmanmfg.com SS-G
Wiring Diagram Air Handler HTR1 PLM 1 4 M1 R 5 M 6 L ONE (1) ELEMENT ROWS HTR HTR1 PLM 1 M1 M 4 R M M4 5 6 L TWO () ELEMENT ROWS HTR1 HTR PLM HTR 1 YL YL M1 M M1 4 M M4 M R1 R BR 5 6 YL L L THREE () ELEMENT ROWS HTR1 HTR HTR YL PLM HTR4 1 M1 M M5 M YL 4 M M4 M6 M R1 R BR 5 6 YL FOUR (4) ELEMENT ROWS L L COLOR CODES: PK - PINK BR - BROWN - ITE - UE GY - GRAY - RED YL - YELLOW OR - ORANGE - RPLE GN - GREEN - ACK NOTE: EN INSTALLING HEATER KIT, ENSURE SPEED TAP DOES NOT EXCEED MINIMUM OWER SPEED (MBS) SPECIFIED FOR THE AIRHANDLER/HEATER KIT COMBINATION ON THIS UNIT'S S&R PLATE. AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED ABOVE. P PL 1 1 6 6 5 5 4 4 SEE NOTE MARK ACCOING TO NUMBER OF HEATER ELEMENT ROWS INSTALLED. NO MARK INDICATES NO HEAT KIT INSTALLED. 40 VA TRANSFORMER, SEE NOTE 1 0 VAC GND 0 VAC 4 VAC GN COM 1 BR C W W1 TH TR 4 CIRCUIT HEATER CONNECTOR LEARN COM 4 V A FUSE SEE NOTE 5 FAULT SEE NOTE 6 RECALL CAS SEE NOTE 6 STATUS SEE NOTE LED SEGMENT DIAGNOSTIC DEHUM DISPLAY 4 CFM LED O SEE NOTE 6 RX LED Y Y1 W 1 W1 G GY C R S1 S S S4 S5 S6 S S S S10 S11 S1 S1 DIP SWITCHES TWO-STAGE INTEGRATED CONTROL MODULE 1 4 4 CIRCUIT MOTOR CONNECTOR ECM MOTOR HARNESS 1 AF SELECT TRIM % NOTE: The five element, 5 kw heater kit is not shown above. COOL AF PROFILE DEHUM ENAE TRIM ENAE HTR KIT(KW) CONT FAN CIRCULATOR OWER 4 1 GND 1 4 5 GN 4 V THERMOSTAT CONNECTIONS 4V THERMOSTAT CONNECTIONS R W1 W Y1 Y G O DISCONNECT DEHUM C FUSE A TO MICRO TH W1 (1) W () CAS (1) CAS () +VDC (1) RX () TX () GND (4) TR COM GND INDOOR AIR CIRCULATOR WR 0/0 VAC INTEGRATED CONTROL MODULE L GND L 40 VA TRANSFORMER 4 VAC HEAT SEQUENCER R1 HEAT SEQUENCER R CONDENSATE SWITCH INDOOR AIR CIRCULATOR WR GND LOW VOLTAGE (4V) LOW VOLTAGE FIELD HI VOLTAGE (0V) HI VOLTAGE FIELD JUNCTION TERMINAL INTERNAL TO INTEGRATED CONTROL EQUIPMENT GND FIELD GND FIELD SPLICE RESISTOR OVERCURRENT PROT. DEVICE PLUG CONNECTION NOTES: 1. PLACE RED WIRES ON TRANSFORMER TERMINAL FOR 0 VAC OPERATION.. MANUFACTURER'S SPECIFIED REPLACEMENT PARTS MUST BE USED EN SERVICING.. IF ANY OF THE ORIGINAL WIRES AS SUPPLIED WITH THIS UNIT MUST BE REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE RATING OF AT LEAST 105 C. USE COPPER CONDUCTORS ONLY. 4. UNIT MUST BE PERMANENY GROUNDED AND CONFORM TO N.E.C AND LOCAL CODES. 5. TO RECALL THE LAST 6 FAULTS, MOST RECENT TO LEAST RECENT, DEPRESS SWITCH FOR MORE THAN SECONDS ILE IN STANDBY (NO THERMOSTAT INTS) 6. RED STATUS LED PROVIDES NETWORK STATUS. GREEN RX LED INDICATES NETWORK TRAFFIC. USE LEARN BUTTON TO RESET NETWORK.. DISCA CONNECTOR P EN INSTALLING OPTIONAL HEAT KIT.. THE CONDENSATE ALARM SWITCH (CAS) TERMINALS CAN ONLY BE UTILIZED WITH COMMUNICATING MODE SETUPS AND MUST BE ENAED WITH A COMMUNICATING THERMOSTAT. THIS FEATURE IS NOT OPERATIONAL WITH LEGACY SYSTEMS. USE N.E.C CLASS WIRE. 0140A0001-B Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring. Warning High Voltage: Disconnect all power before servicing or installing this unit. Multiple power sources may be present. Failure to do so may cause property damage, personal injury, or death. SS-G www.goodmanmfg.com
Wiring Diagram 5 Element Heater Kit HTR1 COMPONENT CODE COLOR CODE HTR HTR YL HTR4 HTR5 M M4 M6 M YL M1 M M5 M 1 M10 M PC 4 R PC = PIN CONNECTOR HTR = HEATER ELEMENT = THERMAL LMT RS = RELAY/SEQUENCER TB = TERMINAL OCK CB = CIRCUIT BREAKER CC = CONTACTOR = FUSE LINK EM = EVAPORATOR MOTOR EBTDR = ELEC. OWER TIME DELAY RC = RUN CAPACITOR TR = TRANSFORMER SR = STRAIN RELIEF WIRING CODE: HIGH VOLTAGE LOW VOLTAGE = ACK = UE BR = BROWN GR = GREEN OR = ORANGE PK = PINK = RPLE = RED = ITE YL = YELLOW YL R1 R BR 5 6 NOTE: EN INSTALLING HEATER KIT, ENSURE SPEED TAP MUST EXCEED OR EQUAL THE MINIMUM OWER SPEED (MBS) SPECIFIED FOR THE AIRHANDLER / HEATER KIT COMBINATION ON THIS UNIT'S SERIAL PLATE. AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED BELOW. NO MARK INDICATES NO HEAT KIT INSTALLED. FIVE (5) ELEMENT ROWS CB CB1 CB NOTE:- THIS LABEL MUST BE ATTACHED ON THE AIRHANDLER IN A PROMINENT LOCATION L L L CB4 L 0140M004-A 10 www.goodmanmfg.com SS-G
Wiring Diagram Phase Heater Kit NOTE: EN INSTALLING HEATER KIT, ENSURE SPEED TAP MUST EXCEED OR EQUAL THE MINIMUM OWER SPEED (MBS) SPECIFIED FOR THE AIRHANDLER/HEATER KIT COMBINATION ON THIS UNIT'S SERIAL PLATE. AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED BELOW. NO MARK INDICATES NO HEAT KIT INSTALLED. PC TB L CIRCUIT 1 1 PH 0-40V HTR 1 L TR 1 4 5 HTR L L GND L L CIRCUIT PH. 0-40V CC R T1 T T HTR1 M1 M RS M M4 BR 4 5 6 BR GR PK EBTDR GR K1 XFMR-R XFMR-C K1 C SPEEDUP M1 SR RC BR BR NO COM NC EM NOTE:- THIS LABEL MUST BE ATTACHED ON THE AIRHANDLER IN A PROMINENT LOCATION PK RC AR POWER SUPPLY (CIRCUIT 1) TR EM 1 4 4 VOLT 5 0/40 VOLTS LOW M1 HIGH C NC NO EBTDR COM GR GR EBTDR L PC 1 4 5 6 BR W W W1 HKR POWER SUPPLY (CIRCUIT ) L L T1 T T HTR HTR M M4 HTR1 M1 M CC RS HEATER CONTROL COMPONENT CODE HTR HEAT ELEMENT EM EVAPORATOR MOTOR EBTDR ELEC. OWER TIME DELAY RELAY RS RELAY/SEQUENCER RC RUN CAPACITOR THERMAL LIMIT TR TRANSFORMER TB TERMINAL OCK CC CONTACTOR PC -PIN CONNECTOR SR STRAIN RELIEF FUSE LINK CB CIRCUIT BREAKER WIRING CODE HIGH VOLTAGE LOW VOLTAGE COLOR CODE ACK UE BR BROWN GR GREEN OR ORANGE PK PINK RPLE RED ITE YL YELLOW 0140M00-A SS-G www.goodmanmfg.com 11
Accessories Downflow Kits Filters DFK-B DFK-C DFK-D 4B14A* 0C14A* 4D14** 6C14A* 4D14** 4C14A* 60D14** Chassis Part# Size B ALFH1601E 16.0" x 0.0" C ALFH1101E 1.5 x 0.0 D ALFH01E.0 x 0.0 Single Point Kit ** Model HKR-15C HKR-0C HKR-1C SPW-01 X X X ** Must be installed along with any of the above compatible heat kits. This kit will fit any air handler as long as a compatible heat kit is installed in the unit. Goodman Manufacturing Company, L.P., reserves the right to discontinue, or change at any time, specifications or designs without notice or without incurring obligations. 014 Goodman Manufacturing Company, L.P. Houston, Texas Printed in the USA. 1 www.goodmanmfg.com SS-G