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Goodman VC8 manuel d'utilisation

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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Goodman VC8 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Goodman VC8 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Goodman en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Goodman VC8, comme c’est le cas pour la version papier.

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Table des matières du manuel d’utilisation

  • Page 1

    A TTENTION INST ALLING PERSONNEL RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION. Installer: Affix all manuals adjacent to the unit. These furnaces comply with requirements em- bodied in the American National S tandard / Na- tional S tandard of Canada ANSI Z21.47·CSA- 2.3 Gas Fired Central Furnaces. As a professional installer , you have an obligatio[...]

  • Page 2

    2 T able of Content s A DDITIONAL S AFETY C ONSIDERA TIONS ................................................................................................................... 5 S HIPPING I NSPECTION ......................................................................................................................................... 5 E LECTROST [...]

  • Page 3

    3 T able of Content s S TART - UP P ROCEDURE A ND A DJUSTMENT ..................................................................................................................... 23 H EA T A NTICIP A TOR S ETTING ............................................................................................................................... .2 3 F U[...]

  • Page 4

    4 Adhere to the following warnings and cautions when install- ing, adjusting, altering, servicing, or operating the furnace. T o ensure proper installation and operation, thoroughly read this manual for specifics pertaining to the installation and application of this product. T O  PREVEN T  PER SONAL  INJURY  OR  DEATH  DUE  TO[...]

  • Page 5

    5 T O  PREVEN T  PER SONAL  INJURY  OR  DEATH  DUE  TO  ASPHYXIATIO N ,  THI S  FUR NAC E  MUST  BE  C ATEGORY  I  VE NTE D .  D O  NOT  VE NT  USI NG  C ATEGORY  II I  VE NTI NG . P RO VIS IO N S  MUST  BE  MADE  FOR  VE NTI NG  CO MB UST IO N  PRODU CTS  OU [...]

  • Page 6

    6 • It must be installed indoors in a building constructed on site. • It must be part of a ducted system and not used in a free air delivery application. • It must not be used as a “make-up” air unit. • All other warranty exclusions and restrictions apply . This furnace may be used as a construction site heater ONL Y if the following co[...]

  • Page 7

    7 T o ensure proper furnace operation, inst all, operate and maintain the furnace in accordance with these installa- tion and operation instructions, all local building codes and ordinances. In their absence, follow the latest edition of the National Fuel Gas Code (NFP A 54/ANSI Z223.1), and/or CAN/CSA B149 Installation Codes, local plumbing or was[...]

  • Page 8

    8 To p - 1 " Sid e Cleara nce - 1" Back - 0 " Front Cl earance - 3" V ent P ipe Cle arance to Com bustib l es- 6" usin g Si ngle W all Co nne ctor or 1 " usi ng B -1 vent . • Adequate combustion/ventilation air must be supplied to the closet. • Furnace must be completely sealed to floor or base. Combustion/ ventila[...]

  • Page 9

    9 a residential garage must be installed so that the ignition source and burners are located not less than eighteen inches (18") above the floor and is protected or located to prevent physical damage by vehicles. A gas furnace must not be installed di- rectly on carpeting, tile, or other combustible materials other than wood flooring. F URNACE[...]

  • Page 10

    10 C OMBUSTION AND V ENTILA TION A IR R EQUIREMENTS T O  AVOID  PROP ERTY  DAMAGE ,  PER SONAL  INJURY  OR  DEATH ,  SU FFICIEN T  FRES H  AIR  FOR  PROP ER  COM BU ST ION  AND  VENTILATION  OF  FLUE  GASES  MUST  BE  SUPPL IED .  M OS T  HOMES  RE QUI R E  OU TSIDE  AIR [...]

  • Page 11

    11 8. Install the chimney top with the four screws retained from step 6 onto the new chimney transition bottom from the transition bottom kit. 9. Install chimney assembly with the three screws retained from step 5 onto the induced draft blower . 10 . Reinstall the induced draft blower rotating it 90 degrees clockwise from the original upflow config[...]

  • Page 12

    12 If the chimney does not meet these termination requirements, but all other requirements in the checklist can be met, it may be possible for a mason to extend the chimney . If this will not be practical, see Fix 1. W a ll o r Par a pe t 2' M in . 2' Min. 3' M in . Chi mn ey 10' o r Les s 10' o r Less 2' M i n . 3&apo[...]

  • Page 13

    13 Next, use a flashlight and small mirror to sight up the liner . B vent must be supported so as to not come into direct contact with the chimney walls or tile liner . If it is not, it can probably be rehung so as to be acceptable. A thimble or fire stop may be helpful here. Flexible liners should be hung straight or nearly straight. If it is spir[...]

  • Page 14

    14 F IX 3 - R EBUILD THE C ROWN If the chimney crown is damaged, a qualified mason must re- pair it in accordance with nationally recognized building codes or standards. One such standard which may be referenced is the S tandard for Chimneys, Fireplaces, V ent s, and Solid Fuel Burning Appliances, ANSI/NFP A 21 1. F IX 4 - R ELINING Relining option[...]

  • Page 15

    15 For sizing of flexible liners, see Note 22 and the tables in the National Fuel Gas Code NFP A 54/ANSI Z223.1 - latest edition and in the National S tandard of Canada, CAN/CSA B149.1 and CAN/CSA B149.2 - latest editions and amendments. T o inst all the liner , read and follow the liner manufacturer ’s in- structions and your local codes. Excess[...]

  • Page 16

    16 J UNCTION B OX R ELOCATION E DGES  OF  SHEET  METAL  HOLES  MAY  BE  SHARP .  U SE  GLOVES  AS  A  PRE CAUTION  WHEN  RE MO VI NG  HOLE  PLUG S . W ARNING Line voltage connections can be made through either the right or left side panel. The furnace is shipped configured for a right side electrical [...]

  • Page 17

    17 NOTE: Thermostat “R” required if outdoor unit is equipped with a Comfort Alert™ module or if the outdoor unit is a part of the ComfortNet™ family of equipment AND is wired as a non- communicating system. R Y C NEU Furnace Int egr at ed Control M odul e Remot e Condensing U nit (Single-Stage Cooling) Dehumidistat [Optional] R NOTE: To app[...]

  • Page 18

    18 5. Turn ON power to furnace. T o enable the dehumidify function on the integrated control mod- ule, set the dehumidification ENABLE dipswitch from OFF to ON. Once the switch is set, the dehumidify function is enabled dur- ing a combination call for cooling (T -S tat) and dehumidification (DEHUM-S tat). 9 10 DEHU M Unus ed Move to the O N positio[...]

  • Page 19

    19 24 V OLT H UMIDIFIER A 24 volt humidifier can be powered by feeding one of the HUM terminals with a field installed wire from the R terminal or by connecting to the NO side of the low fire pressure switch. G AS S UPPL Y AND P IPING The furnace rating plate includes the approved furnace gas in- put rating and gas types. The furnace must be equipp[...]

  • Page 20

    20 When sizing a trunk line, be sure to include all appliances which will operate simultaneously . The gas piping supplying the furnace must be properly sized based on the gas flow required, specific gravity of the gas, and length of the run. The gas line installation must comply with local codes, or in their absence, with the latest edition of the[...]

  • Page 21

    21 C OUNTERFLOW I NSTALLATIONS When the gas piping enters through the left side of the furnace, the installer must supply a straight pipe and a 90 degree elbow to reach the exterior of the furnace. A ground joint union, drip leg and manual shutoff valve must also be supplied by the installer . In most cases, the installer may also need to supply a [...]

  • Page 22

    22 P ROPANE G AS P IPING C HARTS 3/8" 1/2" 5/8" 3/4" 7/8" 1/2" 3/4" 10 730 1,700 3,200 5,300 8,300 3,200 7,500 20 500 1,100 2,200 3,700 5,800 2,200 4,200 30 400 920 2,000 2,900 4,700 1,800 4,000 40 370 850 1,700 2,700 4,100 1,600 3,700 50 330 770 1,500 2,400 3,700 1,500 3,400 60 300 700 1,300 2,200 3,300 1,300 310[...]

  • Page 23

    23 Example: static reading from return duct = -.1" w .c. static reading from supply duct = .3" w .c. total external static pressure on this system = .4" w .c. NOTE: Both readings may be taken simultaneously and read directly on the manometer if so desired. If an air conditioner coil or Electronic Air Cleaner is used in conjunction wi[...]

  • Page 24

    24 NOTE: This furnace is equipped with an ignition device which automatically lights the burner . Do not try to light the burner by hand. 5. Move the furnace gas valve manual control to the OFF position. 6. Wait five minutes then smell for gas. Be sure check near the floor as some types of gas are heavier than air . 7. If you smell gas after five m[...]

  • Page 25

    25 2. Connect a calibrated water manometer (or appropriate gas pressure gauge) at either the gas valve inlet pressure boss or the gas piping drip leg. See Honeywell VR9205 gas valve figure or White-Rodgers 36G54 gas valve figure for location of inlet pressure boss. NOTE: If measuring gas pressure at the drip leg or Honeywell VR9205 gas valve, a fie[...]

  • Page 26

    26 Using a leak detection solution or soap suds, check for leaks at outlet pressure boss plug (Honeywell valve) or screw (White- Rodgers valve). Bubbles forming indicate a leak. SHUT OFF GAS AND REP AIR ALL LEAKS IMMEDIA TEL Y! NOTE: For gas to gas conversion, consult your dealer for appropriate conversion. R ange N om ina l N a tur al Low Stage 1.[...]

  • Page 27

    27 shipped set at “B”, and the cooling blower speed is set at “D”. These blower speeds should be adjusted by the installer to match the installation requirements so as to provide the cor- rect heating temperature rise and correct cooling CFM. Use the dual 7-segment LED display adjacent to the dipswitches to obtain the approximate airflow qu[...]

  • Page 28

    28 12 AO F F O F F BO N O F F CO F F O N D * ON ON S wit c h B a n k : S 3 Coo ling Ai r fl o w DI P S w i tch No . ( * In d ica t e s fa ct o ry se tt i n g ) 34 No rm a l* O FF O FF 10 % O N OFF -1 0% O F F ON N o r mal ON ON DI P Sw it ch N o . ( *Ind ic a tes facto r y s e tti n g ) Swit c h B a nk: S3 Adj u s t Tap s • Profile D ramps up to [...]

  • Page 29

    29 tween the thermostat and subsystems (indoor/outdoor unit) and between subsystems is the key to unlocking the benefits and features of the ComfortNet system. T wo-way digital communications is accomplished using only two wires. The thermostat and subsystem controls are power with 24 V AC. Thus, a maximum of 4 wires between the equip- ment and the[...]

  • Page 30

    30 T WO -W IRE O UTDOOR , F OUR -W IRE I NDOOR W IRING T wo wires can be utilized between the indoor and outdoor units. For this wiring scheme, only the data lines, 1 and 2, are needed required between the indoor and outdoor unit s. A 40V A, 208/ 230 V AC to 24V AC transformer must be installed in the out- door unit to provide 24V AC power to the o[...]

  • Page 31

    31 C OMFORT N ET ™ S YSTEM A DVANCED F EATURES The ComfortNet system permits access to additional system information, advanced setup features, and advanced diagnos- tic/troubleshooting features. These advanced features are or- ganized into a menu structure. The menus are accessed and navigated as described in the following section. A CCESSING AND[...]

  • Page 32

    32 F URNACE A DVANCED F EATURES M ENUS S ubm e nu I t em I ndi c a t i on ( f o r D i s pl ay On l y; not Us er Mod i f i a bl e) N um ber of Heat S t ages (HT S T G) Disp l ay s t he num b er of fur n ac e heating stag es I nput Rat e (B T U/ HR ) Disp l ay s t he furnac e i nput rat e i n k Bt u/h r M ot or HP ( 1 / 2, ¾ , or 1 M T R H P) Disp l[...]

  • Page 33

    33 N ETWORK TROUBLESHOOTING Communications is achieved by taking the difference between two dc signals. The signals and transmission lines are re- ferred to as “data 1” and “data 2”. Each transmission line is biased to approximately 2.5Vdc. During data reception/trans- mission, the data lines vary between +5V and ground. (When data 1 is inc[...]

  • Page 34

    34 H EATING M ODE The normal operational sequence in heating mode is as fol- lows: • R and W1 (or R and W1/W2) thermostat contacts close, initiating a call for heat. • Integrated control module performs safety circuit checks. • Induced draft blower is energized on high speed for a 15- second prepurge. Humidifier terminal is energized with ind[...]

  • Page 35

    35 • Gas valve opens at end of igniter warm up period, delivering gas to burners and establishing flame. • Integrated control module monitors flame presence. Gas valve will remain open only if flame is detected. • If the thermostat call is for low heat, gas valve and induced draft blower will continue on low stage. If the call is for high hea[...]

  • Page 36

    36 Check the Burner F lames f or: 1. S table , so f t and blue. 2. N ot curling, floati ng or lift i ng off. Burner Flame S AFETY C IRCUIT D ESCRIPTION A number of safety circuits are employed to ensure safe and proper furnace operation. These circuits serve to control any potential safety hazards and serve as inputs in the monitoring and diagnosis[...]

  • Page 37

    37 F AULT R ECALL The ignition control is equipped with a momentary push-button switch that can be used to display the last six faults on the dual 7-segment LED’s. The control must be in S t andby Mode (no thermostat inputs) to use the feature. Depress the switch for approximately 2 seconds. Release the switch when the LED’s are turned off. The[...]

  • Page 38

    38 B URNERS Visually inspect the burner flames periodically during the heat- ing season. Turn on the furnace at the thermostat and allow several minutes for flames to stabilize, since any dislodged dust will alter the flames normal appearance. Flames should be stable, quiet, soft, and blue (dust may cause orange tips but they must not be yellow). T[...]

  • Page 39

    39 T ROUBLESHOOTING C HART ComfortNet Thermostat Only Symptoms of Abnor mal Operation (Non-Communicating & Com fortNet™ Thermostat) Diagnostic /Status LED Codes Fault Description Message Code Possible Cau ses Corrective Actions Notes & Cautions x Furnace fails to operate x Integrated c ontrol module LED display provides n o signal. x Comf[...]

  • Page 40

    40 T ROUBLESHOOTING C HART ComfortNet Thermostat Only Symptoms of Abnor mal Operation (Non-Communicating & ComfortNet™ Thermostat Diagnostic /Status LED Codes Fault Description Message Code Possible Cau ses Corrective Actions Notes & Cautions x Circulator blower runs continuously. No furnace operation. x Integrated c ontrol module LED dis[...]

  • Page 41

    41 T ROUBLESHOOTING C HART ComfortNet Thermostat Only Symptoms of Abnor mal Operation (Non-Communicating & Com f ortNet™ Thermostat Diagnostic /Status LED Codes Fault Description Message Code Possible Cau ses Corrective Actions Notes & Cautions x Furnace fails to opera te on high stage; furnace operates normally on low stage. x Integrated[...]

  • Page 42

    42 T ROUBLESHOOTING C HART ComfortNetThermostat Only Symptoms of Abnor mal Operation (Non-Communicating & ComfortNet™ Thermostat Diagnostic /Status LED Codes Fault Description Message Code Possible Cau ses Corrective Actions Notes & Cautions x Operation different than expected or no operation. x Integrated c ontrol module LED display prov[...]

  • Page 43

    43 T ROUBLESHOOTING C HART ComfortNet Thermostat On ly Symptoms of A bnormal Operation (Non-Communicating & ComfortNet™ Thermostat Diagnostic /Status LED Codes Fault Description Message Code Possible C a use s Corrective Actions Notes & Cautio ns x Furnace fails to operate. x Integrated c ontrol module LE D display provides b 4 error code[...]

  • Page 44

    44 S T A TUS C ODES C 2 H I b 0 d 4 C 1 b 2 E 4 H I INT ERNA L C ONTR OL F AUL T /NO POW ER NORMA L O PERA TION LOCKOUT DUE TO EX CESSIVE RETRIES LOW S T AGE PRESSURE SWITCH STUC K CLOSE D A T STA RT OF HEA TIN G CYCLE LOW ST AGE P R ESSUR E SWITCH S TUCK OPEN OPEN HIGH LI MI T SWITCH FLAME DE T ECT ED WHEN NO FL A M E SHOULD BE PRESE NT OPEN F USE[...]

  • Page 45

    45 A IR F LOW D ATA D IP S WITCHES NOTE: Airflow data shown applies to non-communicating mode operation only . For a fully communicating system, please see the outdoor unit’s installation instructions for cooling and pump heating airflow data. See ComfortNet™ System - Airflow Consideration section for details. 12 3456 789 1 0 9 0 s ec on ds O F[...]

  • Page 46

    46 *MVC8, *DVC8 W IRING D IAGRAM Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring. H I G H V O LTA G E ! D ISCONNE CT ALL PO WER BEFO RE SER VICIN G OR INSTALLING THIS UNIT . M ULTIPLE PO WER SOURCE S MA Y BE PRE SENT . F AILU RE TO DO SO MA Y CAUSE PROP ERT Y DAMAG E , PERSO NAL INJURY OR D[...]

  • Page 47

    47 THIS P AGE LEFT INTENTIONALL Y BLANK[...]

  • Page 48

    48 Goodman Manufacturing Company , L.P . 5151 San Felipe, Suite 500, Houston, TX 77056 www .goodmanmfg.com © 201 1 - 2012 Goodman Manufacturing Comp any , L.P .[...]