Goodman Mfg RT6621031r2 User's Manual
Contents
1. Alt Gas Inlet Alt High Voltage Alt LowVoltage A 23 546 High Voltage Inlet 13 14 Low Voltage Y Y 23 3 4 ma 28 GMS80403A GMS80603A GMS80604B GMS80804B GMS80805C GMS81005C GMS81205D up GMS81405DN GMS8 040 100 BB GMS81205D BA GMS81405DNCC PRODUCT DIMENSIONS Pressure Switch Trip Points Trip Point ID Blower ID Blower Pressure Pressure Switch Switch Part B B1370158 B B GMS80403A For installations in Canada the GMS furnaces are certifed only to 4 500 ft B B B B B Negative pressure readings are in inches of water column w c 20162901 20162904 20162903 euseososces ww O 1 1 1 1 GMS81005C B B GMS81205D GMS81405DNCC ROLLOUT LIMIT SWITCHES AUXILIARY LIMIT SWITCHES Open Setting F GMS80403A BB GMS80603A BB B B Open Setting F GMS80403A BB GMS80603A BB GMS80604B BB GMS80804B BB GMS80805C BB GMS81005C BB GMS81205D BA GMS81405DNCC 300 GMS80604B BB GMS80804B BB GMS80805C B B GMS81005C GMS81205D BA GMS81405DNCC PRODUCT DESIGN Thermostats It is recommend2. LYVHO 35 1 S LNdLNO NLE 01 0c 0 OV 0S 09 OZ 08 06 001 15 11 WIRING DIAGRAMS GMS8 WARNING DISCONNECT POWER BEFORE INTEGRATED SERVICING WIRING TO UNIT MUST BE CONTROLMODULE PROPERLY POLARIZED AND GROUNDED 24 HUMIDIFIER DIAGNOSTIC AUXILIARY PRESSURE LIMITCONTROLS SWITCH 2 5 i a 2 8 AUTO RESET T 2 To mm 5 GONTROL CONTROL MODULE 2 g 5 MANUAL RESET ROLLOUT o ii LA LIMIT CONTROL S a Ce SINGLE CONTROL ON SOME MODELS 3 XFMR 3 24 VAC 8 BR TRANSFORMER I XFMR H 115 XFMR N E FLAME SENSOR o amp p zo FP 2 HOT SURFACE E LE E Ly IGNITER IGN IGN N 2 NS VAG HOT AND PARK TERMINALS 9 z e UNE H XFMRH HEATH COOLH 3 5 4 2 gt FEET a g dtm Benes 3 5662 2 42 22297 8 tis c LL o Q mE Z5 3 8 2 g 2 tc z 5 5 CIRCULATOR o o 9 8 BLWR E ul z Ba oro g 13 zu gt t 15 PIN PLUG gt ON SOME MODELS g g BLOWER COMPARTMENT o BURNER COMPARTMENT wo lt tc DOOR SWITCH AMA a o SWITCH LOCATED IN BLOWER LL gt COMPARTMENT ON SOME MODELS 3 m i 4 wanna 4 DISCONNECT POWER DISGONNECT c press BEFORE SERVICING ul oc n z PRI
3. 1177 TECHNICAL MANUAL GMS8 33 3 8 Gas Furnace Units 80 AFUE Single Stage Multi Speed Upflow Horizontal e Refer to Service Manual RS6612006 for troubleshooting information e Refer to the appropriate Parts Catalog for part number information Model numbers listed on page 3 W Intertek This manual is to be used by qualified professionally trained HVAC technicians only Goodman does not assume any responsibility for property damage or RT6621031r2 personal injury due to improper service procedures performed by an unqualified November 2013 person Copyright 2013 Goodman Manufacturing Company L P PRODUCT IDENTIFICATION The model and manufacturing number are used for positive identification of component parts used in manufacturing Please use these numbers when requesting service or parts information PRODUCT TYPE G Goodman MAJOR REVISION A Initial Release MINOR REVISION A Initial Release S Single Stage Multi Speed B 17 1 2 C 21 D 24 1 2 SUPPLY TYPE M Upflow Horizontal NOMINAL INPUT 40 000 Btuh 60 000 Btuh 80 000 Btuh ADDITIONAL AIRFLOW FEATURES CAPABILITY N Natural Gas AFUE bos X Low NOx 8 8096 5 2000 HIGH VOLTAGE 4 WARNING 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 Goodman will not be respo
4. VALVE LIMT LIMT OS PRESSURE SWT TYPICAL SCHEMATIC GMS8 MODEL FURNACES WR 50T55 289 INTEGRATED IGNITION CONTROL This schematic is for reference only Not all wiring is as shown above Always refer to the appropriate wiring diagram for the unit being serviced 13
5. 64 000 80 GMS8 040 100 BB GMS81205D BA GMS81405DNCC GMS81005C BB 100 000 80 000 80 GMS81205D BA 120 000 96 000 80 GMS81405DNCC 140 000 112 000 80 High Stage Pressure Switch Trip Point w c Blower Wheel D x W Blower Horsepower Blower Speeds 0 5 5 1298 of 8 5 1 12 9 12 9 12 9 12 9 15 2 5 15 15 15 15 15 15 40 40 40 40 40 40 40 40 Heat Anticipator Amps 0 7 0 7 0 7 0 7 0 7 0 7 0 7 0 7 14 7 Primary Limit Setting F 210 150 150 150 160 150 160 160 Auxiliary Limit Setting F 120 120 120 120 120 120 120 120 Rollout Limit Setting F 300 300 300 300 300 300 300 300 Gas Supply Pressure Natural Propane w c TAM 7 11 7 11 7 11 7 11 7 11 7 11 7 11 Manifold Pressure Natural P ropane High Stage w c 3 5 10 3 5 10 3 5 10 3 5 10 3 5 10 3 5 10 3 5 10 Orifice Size Natural Propane 45 55 45 55 45 55 45 55 45 55 45 55 45 55 43 55 Number of Burners 2 3 3 4 5 Vent Connector Diameter inches 4 4 4 4 4 Shipping Weight Ibs 84 88 98 114 118 Wire size should be determined in accordance with Natio
6. MARY LIMIT WIRING TO UNIT zu o MUST BE tc PROPERLY ofa POLARIZED Q O w AND GROUNDED Jus BR 115VAC 10 60 HZ POWER SUPPLY WITH utig BL OVERCURRENT PROTECTION DEVICE 5 2 C4 H Bk LE JUNCTION H x C2 m BOX SURFACE FLAME gt 5 INTER GAS VALVE SENSOR E NE H PU 5 e E INDUCED DRAFT zzz20 BLOWER 115 VAC 1 60HZ ra xa PU PU POWER SUPPLY WITH OVERCURRENT PROTECTION DEVICE ROLLOUT LIMITS o SINGLE CONTROL ON SOME MODELS IDFSTEADYON NORMAL OPERATION LOW VOLTAGE 24V EQUIPMENTGND Jy OFF CONTROL FAILURE LOW VOLTAGE FIELD FELDGND 4 1 FLASH SYSTEM LOCKOUT RETRIES RECYCLES EXCEEDED 02 HI VOLTAGE 115V 2 2 FLASHES PRESSURE SWITCH STUCK CLOSED FIELD SPLICE x HI VOLTAGE FIELD G 3 FLASHES PRESSURE SWITCH STUCK OPEN SWITCH TEMP 4 FLASHES OPEN HIGH LIMIT JUNCTION 5 FLASHES FLAME SENSE WITHOUT GAS VALVE TERMINAL O IGNITER UE Jc 6 FLASHES OPEN ROLLOUT INTEBNALT SWITCH PRESS oo 7 FLASHES LOW FLAME SIGNAL INTEGRATED CONTROL OVERCURRENT ICF RAPID FLASHES REVERSED 115 VAC POLARITY VERIFY GND PLUG CONNECTION I PROT DEVICE NOTES COLOR CODES PE PINK 1 SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0 7 AMPS YL YELLOW BR BROWN 2 MANUFACTURER S SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING OR ORANGE WH WHITE 3 IF AN
7. Water Column TF o oz os oa es g Speed 1164 1075 MS80403A BB MEDIUM MS80603A BB MEDIUM MS80604B BB MEDIUM MS80804B BB MEDIUM MS80805C BB MEDIUM MS81005C BB MEDIUM MS81205D BA MEDIUM GMS81405DNCC MEDIUM NOTES CFM in chart is without filter s Filters do not ship with this furnace but must be provided by the installer All furnaces ship as hig speed cooling Installer must adjust blower cooling speed as needed For most jobs about 400 CFM per ton when cooling is desirable INSTALLATION IS TO BE ADJUSTED TO OBTAIN TEMPERATURE RISE WITHIN THE RANGE SPECIFIED ON THE RATING PLATE The chart is for information only For satisfactory operation external static pressure must not exceed values shown on the rating plate The shaded area insicated ranges in excess of maximum static pressure allowed when heating The dashed areas indicate a temperature rise not recommended for this model At higher altitudes a properly de rated unit will have approximatley the same temperature rise at a particular CFM while ESP at the CFM will be lower 10 BLOWER PERFORMANCE SPECIFICATIONS OSI 081 0 0001 X LNdLNO OHL 001 06 08 OZ 09 09 OV 06 IN3O X 80 LAdLNO n a SV I Wgdod ASIY X80 I X W49 LNdLNO NLA JSIH Wad 009
8. Y OF THE ORIGINAL WIRE AS SUPPLIED WITH THE FURNACE MUST BE PU PURPLE BLBLUE REPLACED IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE GR GREEN GY GRAY RATING OF AT LEAST 105 C USE COPPER CONDUCTORS ONLY 4 BLOWER SPEEDS MUST BE ADJUSTED BY INSTALLER TO MATCH THE INSTALLATION BK BLACK RD RED REQUIREMENTS SOAS TO PROVIDE THE CORRECT HEATING TEMPERATURE RISE AND THE CORRECT COOLING CFM SEE SPEC SHEET FOR AIR FLOW CHART 5 UNIT MUST BE PERMANENTLY GROUNDED AND CONFORM N E C AND LOCAL CODES lt 0140F00119 C the Wiring is subject to change always refer to the wiring diagram on the unit for the most up to date wiring 12 SCHEMATICS GMS8 HIGH VOLTAGE WARNING 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 CI RCULATCR BLO ER 1 NDUCER i CIR HEAT COOL PARK PARK NEU ND 2 C C Q LR 2 _ ROP ROLLOUT el Te jb o XFMR LINE HOT Jp m il Bor PIN T lp FACTORY dk i jumper CaL R FACTCRY Y 2 J UMPER o O O oG m oO C C C GN GND PS FP 5 FLAME SENSCR SEP TS PROBE J GAS H GH k
9. connect or use any device To prevent the risk of propert A WARNING thatis not design certified by Good a WARNING dinis personal injury e ad man for use with this unit Serious do not store combustible materials or use gasoline or property damage personal injury reduced unit perfor other flammable liquids or vapors in the vicinity of this mance and or hazardous conditions may result from the appliance use of such non approved devices PRODUCT DESIGN General Operation The GMS8 furnaces are equipped with an electronic ignition device used to light the burners and an induced draft blower to exhaust combustion products An interlock switch prevents furnace operation if the inner blower door is not in place Keep the blower access door in place except for inspection and maintenance See illustra tion on pages 5 and 6 This furnace is also equipped with a self diagnosing elec tronic control module In the event a furnace component is not operating properly the control module LED will flash on and off in a factory programmed sequence depending on the problem encountered This light can be viewed through the observation window in the blower access door Refer to the Troubleshooting Charttor further explanation of the LED codes and Abnormal Operation Integrated Ignition Control section in the Service Instructions for an explanation of the possible problem The rated heating capacity of the furnace should be greater than or equal
10. ed that a single stage heat non power robbing thermostat be used Refer to the product marketing literature for a complete list of thermostats offered THERMOSTATS Thermostat Man Auto Programmable E Batt Powered Batt Bkup 1213406 is the recommended model for the G S furnaces when used with a heat pump in a fossil fuel application It is NOT for use with the G S8 as a sole heating source 1213406 thermstats are 24V powered with battery Filters backup Filters are required with this furnace and must be provided by the installer The filters used must comply with UL900 or CAN ULCS111 standards Installing this furnace without filters will void the unit warranty Upflow Filters SIDE RETURN BOTTOM RETURN Cabinet Nominal Cabinet Width Filter Size Flow Area Width 2 in i in E 172 Refer to Minimum Filter Area tables to determine filter area requirement NOTE Filters can also be installed elsewhere the duct system such as a central return MINIMUM FILTER SIZES for DISPOSABLE FILTERS FURNACE INPUT FILTER SIZE DISPOSABLE NOMINAL 300 F M FACE VELOCITY FURNACE SPECIFICATIONS GMS80403A BB Btuh Input US High Fire 40 000 Output US High Fire 32 000 A F U E 8096 Rated External Static w c Temperature Rise GMS80603A BB 60 000 48 000 80 580604 60 000 48 000 80 580804 80 000 64 000 80 GMS80805C BB 80 000
11. nada the fur naces must be vented in accordance with the National Stan dard of Canada CAN CSA B149 1 and CAN CSA B149 2 latest editions and amendments NOTE The vertical height of the Category venting system must be at least as great as the horizontal length of the venting system Accessibility Clearances Minimum Unobstructed front clearanace of 24 for servicing is rec ommended MINIMUM CLEARANCE TO COMBUSTIBLE MATERIALS INCHES eee bu sw B x s hose p ee Jr uos s 24 clearnace for serviceability recommended Single Wall Vent SW to be used only as a conncetor Refer to the venting tables outlined in the Installation Manual for additional venting requirements Note In all cases accessibility clearance shall take prece dence over clearances from the enclosure where accessibil ity clearances are greater All dimensions are given in inches High Altitude Derate IMPORTANT NOTE The furnace as shipped requires no change to run between 0 5500 feet Do not attempt to increase the firing rate by changing orifices or increasing the manifold pressure below 5500 feet This can cause poor combustion and equipment failure High altitude installations above 5500 feet may require both a pressure switch and an orifice change These changes are necessary to compensate for the natural reduction in the density of both the gas fuel and the combustion air at higher altitude For installations above 5500 fee
12. nal Electrical Codes Extensive wire runs will require larger wire sizes Maximum Overcurrent Protection Device May use Time Delay Fuse or HACR type Circuit Breaker of the same size as noted 9 See Installation Instructions for appropriate vent diameter length and number of elbows 1 These furnaces are manufactured for natural gas operation Optional Kits are available for conversion to propane gas operation 2 For elevations above 2000 ft the rating should be reduced by 4 for each 1000 ft above sea level The furnace must not be derated orifice changes should only be made if necessary for altitude 3 The total heat loss from the structure as expressed in TOTAL BTU HR must be calculated by the manufactures method in accordance with the A S H R A E GUIDE or MANUAL J LOAD CALCULATIONS published by the AIR CONDITIONING CONTRACTORS OF AMERICA The total heat loss calculated should be equal to or less than the heating capacity Output based on D O E test procedures steady state efficiency times output 4 Minimum Circuit Ampacity calculated as 1 25 x Circulator Blower Amps 1 0 Blower Amps Unit specifications are subject to change without notice ALWAYS refer to the unit s serial plate for the most up to date general and electrical information 9 GMS8 040 100 BB GMS81205D BA BLOWER PERFORMANCE SPECIFICATIONS GMS81405DNCC CFM amp Temperature Rise vs External Static Pressure Model EXTERNAL STATIC PRESSURE Inches
13. nsible Installation and repair of this unit 4 WARNING for any injury or property damage 4 WARNING should be performed ONLY by arising from improper service or service procedures If individuals meeting the requirements of an entry level you install or perform service on this unit you assume technician as specified by the Air Conditioning Heating responsibility for any personal injury or property damage and Refrigeration Institute AHRI Attempting to install or which may result Many jurisdictions require a license to repair this unit without such background may result in install or service heating and air conditioning equipment product damage personal injury or death PRODUCT IDENTIFICATION The model and manufacturing number are used for positive identification of component parts used in manufacturing Please use these numbers when requesting service or parts information GMS80403A BB GMS81405DNCC GMS80603A BB GMS80604B BB GMS80804B BB GMS80805C BB GMS81005C BB GMS81205D BA These models available in Natural Gas and Low NOx A WARNING The United States Environmental Protection Agency EPA has issued various regulations re garding the introduction and disposal of refrigerants introduced into this unit Failure to follow these regulations may harm the environment and can lead to the imposition of substantial fines These regulations may vary by jurisdiction Should questions arise contact your local EPA office Do not
14. t please refer to your dis tributor for required kit s Contact the distributor for a tabu lar listing of appropriate manufacturer s kits for propane gas and or high altitude installations The indicated kits must be used to insure safe and proper furnace operation All conver sions must be performed by a qualified installer or service agency COMPONENT IDENTIFICATION 2 Pressure Switch 3 Pipe Connection Induced Draft Blower 5 Gas Line Entrance N 6 Gas Valve 7 Rollout Limit 8 Junction Box 9 Wiring Harness Grommet 0 Gas Manifold 8Gas Line Entrance Alternate Inshot Burner 7 Transformer 5 Circulator Blower Blower Door Interlock Switch Note Primary Limit Not Shown Integrated Control Module Upflow Horizontal 1 Tubular Heat Exchanger 9 Wiring Harness Grommet 2 Pressure Switch 10 Gas Manifold 3 Flue Pipe Connection 11 Inshot Burner 4 Induced Draft Blower 12 Transformer 5 Gas Line Entrance 13 Integrated Control Module 6 Gas Valve 14 Blower Door Interlock Swtich 7 Rollout Limit 15 Circulator Blower 8 Junction Box 16 Gas Line Entrance Alternate PRODUCT DIMENSIONS GMS8 Alt Gas Inlet C 1 3 4 w gt 1 7 16 lt lt E N 33 3 8
15. to the total heat loss of the area to be heated The total heat loss should be calculated by an approved method or in accordance with ASHRAE Guide or Manual J Load Calculations published by the Air Conditioning Con tractors of America Obtain from American National Standards Institute 1430 Broadway New York NY 10018 Location Considerations furnace should be as centralized as is practical with respect to the air distribution system Donotinstall the furnace directly on carpeting tile or combustible material other than wood flooring When installed in a residential garage the furnace must be positioned so the burners and ignition source are located not less than 18 inches 457 mm above the floor and protected from physical damage by ve hicles Notes TO PREVENT POSSIBLE PERSONAL INJURY OR DEATH DUE TO ASPHYXIATION THIS FURNACE MUST BE CATEGORY vENTED DO NOT VENT USING Catecory Ill VENTING Category Venting is venting at a non positive pressure A furnace vented as Category is considered a fan assisted appliance and the vent system does not have to be gas tight NOTE Single stage gas furnaces with induced draft blowers draw products of combustion through a heat ex changer allowing in some instances common venting with natural draft appliances i e water heaters All installations must be vented in accordance with National Fuel Gas Code 4 NFPA 54 ANSI 2223 1 latest edition In Ca
Download Pdf Manuals
Related Search