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Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Goodman CVC9/95. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Goodman CVC9/95 o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.
Che cosa è il manuale d’uso?
La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Goodman CVC9/95 descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.
Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.
Quindi cosa dovrebbe contenere il manuale perfetto?
Innanzitutto, il manuale d’uso Goodman CVC9/95 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Goodman CVC9/95
- nome del fabbricante e anno di fabbricazione Goodman CVC9/95
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Goodman CVC9/95
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti
Perché non leggiamo i manuali d’uso?
Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Goodman CVC9/95 non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Goodman CVC9/95 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Goodman in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Goodman CVC9/95, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Goodman CVC9/95, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.
Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Goodman CVC9/95. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.
Sommario del manuale d’uso
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Pagina 1
5151 San Felipe Suite 500 Houston, TX 77056 www .goodmanmfg.com • www .amana-hac.com © 2009-2011 Goodman Manufacturing Company , L.P . I NST ALLA TION I NSTRUCTIONS FOR *CVC9/95 & *MVC95 - T WO -S T AGE G AS F URNACE IO-341F 5/11 (T ype FSP CA TEGOR Y IV Direct or Non Direct V ent Air Furnace) These furnaces comply with requirements em- bodi[...]
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Pagina 2
2 S HIPPING I NSPECTION ........................................................................................................................................... 6 E LECTROST A TIC D ISCHARGE (ESD) P RECAUTIONS ..................................................................................................... 6 T O T HE I NST ALLER ............[...]
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Pagina 3
3 Gas Supply and Piping .......................................................................................................... .......................... 3 0 H IGH A L TITUDE D ERA TE ....................................................................................................................................... 3 0 P ROP ANE G AS C ONVER[...]
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Pagina 4
4 G OOD MA N WILL NOT BE RE SP O NSI B LE FOR ANY INJURY OR PROP E RTY DAMAGE ARISING FROM IMPROPER SERVIC E OR SERVIC E PROC EDURE S . I F YOU INST ALL OR PERF ORM SERVIC E ON THI S UNIT , YOU ASSUME RE SP O NSI B IL IT Y FOR [...]
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Pagina 5
5 Adhere to the following warnings and cautions when installing, adjusting, altering, servicing, or operating the furnace. T o e nsure proper installation and operation, thoroughly read this manual for specifics pertaining to the installation and application of this product. T O PREVEN T POSSIB LE PROP E RTY DAMAGE , PER SONAL ?[...]
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Pagina 6
6 S HIPPING I NSPECTION All units are securely packed in shipping containers tested ac- cording to International Safe T ransit Association specifications. The carton must be checked upon arrival for external damage. If damage is found, a request for inspection by carrier’s agent must be made in writing immediately . The furnace must be carefully [...]
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Pagina 7
7 T O PREVEN T PROP ERTY DAMAGE , PER SONAL INJURY OR DEATH DUE TO FIRE , DO NOT INST A LL THI S FUR NAC E IN A MOBILE HOME , TR AIL ER , OR RE CR EATI O N AL VE HICL E . W ARNING P RODUCT D ESCRIPTION F EATURES This furnace is a part of the ComfortNet™ fa[...]
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Pagina 8
8 A copy of the National Fuel Gas Code (NFP A 54/ANSI Z223.1) can be obtained from any of the following: American National Standards Institute 1430 Broadway New Y ork, NY 10018 National Fire Protection Association 1 Batterymarch Park Quincy , MA 02269 CSA International 8501 East Pleasant V alley Cleveland, OH 44131 The rated heating capacity of the[...]
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Pagina 9
9 • If the furnace is used in connection with a cooling coil unit, install the furnace upstream or in parallel with the cooling coil unit. Premature heat exchanger failure will result if the cooling unit is placed ahead of the furnace. • If the furnace is installed in a residential garage, position the furnace so that the burners and ignition s[...]
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Pagina 10
10 • Concealed hot or cold water pipes, or chimneys. • Unconditioned areas behind the thermostat, such as an outside wall. Consult the instructions packaged with the thermostat for mounting instructions and further precautions. C OMBUSTION & V ENTILA TION A IR R EQUIREMENTS T O AVOID PROP E RT Y DAMAGE , PER SONAL INJURY[...]
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Pagina 11
11 H ORIZONT AL A PPLICA TIONS & C ONSIDERA TIONS Horizontal applications, in particular , may dictate many of the installation’s specifics such as airflow direction, ductwork connec- tions, flue and combustion air pipe connections, etc. The basic application of this furnace as a horizontal furnace differs only slightly from an upright instal[...]
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Pagina 12
12 A LTERNATE E LECTRICAL AND G AS L INE C ONNECTIONS This furnace has provisions allowing for electrical and gas line con- nections through either side panel. In horizontal applications the connections can be made either through the “top” or “bottom” of the furnace. D RAIN P AN A drain pan must be provided if the furnace is installed above[...]
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Pagina 13
13 T O AVOID BOD ILY INJURY , FIRE OR EXPLO SION , SOL VENT CEME NT S MUST BE KE P T AWA Y FROM ALL IGNITION SOUR CES ( I . E ., SPAR KS , OP EN FLA MES , AND EX CESSIV E HEAT ) AS THE Y ARE CO MB U STIBL E LIQUIDS . A VO ID BR EA[...]
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Pagina 14
14 vicing. Combustion Air and V ent piping should be routed in a man- ner to avoid contact with refrigerant lines, metering devices, con- densate drain lines, etc. If necessary , clearances may be in- creased by utilizing two 45 deg. Long-Sweep Elbows and creat- ing an “S” joint to provide additional space at connection loca- tions. This joint [...]
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Pagina 15
15 RUBBER COU PLING WIT H WOR M GEAR C LAM PS RUBBE R COUPLINGS WITH W ORM GEAR CL AMPS COMBUSTION AIR PI PE ( D IR ECT VENT O NL Y) COMBUSTION AIR PIPE (DI REC T VE N T ON LY) VENT/FLUE PIPE VENT/FLUE PIPE 90 PVC ELBOW ( NON-DIRECT VENT ) 90 PVC ELBOW ( NON- DIRE CT V ENT ) Standar d Conn ecti on s OR OR UPFL OW CO UNT ERF LOW A LTERNATE F URNACE [...]
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Pagina 16
16 8. Upflow and Counterflow units . For horizontal installations , externally secure the field- supplied vent/flue pipe directly to the vent/flue coupling using a PVC or ABS coupling or elbow . A LTERNATE C OMBUSTION A IR I NTAKE L OCATION The alternate combustion air intake location consists of a large, unobstructed hole (alternate vent connectio[...]
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Pagina 17
17 N ON -D IRECT V ENT (S INGLE P IPE ) P IPING Non-direct vent installations require only a vent/flue pipe. The vent pipe can be run horizontally with an exit through the side of the building or run vertically with an exit through the roof of the building. The vent can also be run through an existing unused chimney; however , it must extend a mini[...]
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Pagina 18
18 V ENT /F LUE P IPE T ERMINATIONS The vent/flue pipe may terminate vertically , as through a roof, or horizontally , as through an outside wall. V ertical vent/flue pipe terminations should be as shown in the fol- lowing figure. Refer to Vent/Flue Pipe and Combustion Air Pipe - T ermination Locations for details concerning location restrictions. [...]
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Pagina 19
19 If the combustion air intake pipe is to be installed above a finished ceiling or other area where dripping of condensate will be objec- tionable, insulation of the combustion air pipe may be required. Use 1/2” thick closed cell foam insulation such as Armaflex™ or Insultube™ where required. V ENT /F LUE AND C OMBUSTION A IR P IPE T ERMINAT[...]
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Pagina 20
20 24" MAX 3" MIN 24" MAX A IR INT A KE 12” MIN SCREEN (OPTIONAL) 90 º ME DI UM RADIUS ELBOWS Alternate Horizontal Vent Termination (Dual Pipe) _______________________ SUP PORT STRAPS V ENT/ FLUE TEE 12" MIN . A BOVE HIGHEST ANTICIP A TED SNO W LEV EL 12" MIN . ABOV E HIGHEST ANT ICIP ATED SNO W LEV EL 90° or 45° MEDIU[...]
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Pagina 21
21 C ONDENSA TE D RAIN L INES & D RAIN T RAP A condensing gas furnace achieves its high level of efficiency by extracting almost all of the heat from the products of combustion and cooling them to the point where condensation takes place. The condensate which is generated must be piped to an appropri- ate drain location. In upright installation[...]
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Pagina 22
22 U PRIGHT I NSTALLATIONS -T RAP ON R IGHT S IDE In a upright installation drain hoses are connected to drain ports on the rubber elbow and the recuperator coil front cover . The drain lines are then routed through the right side panel and into the drain trap secured to the outside of the cabinet. NOTE: Refer to Alternate Vent/Flue Hose Connection[...]
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Pagina 23
23 A LTERNATE V ENT /F LUE D RAIN H OSE C ONNECTIONS Upright installations using the alternate vent/flue outlet will require “right-side only” drain hoses to be connected as follows. Refer to Vent/Flue Pipe and Combustion Air Pipe for details on alternate vent/flue pipe connection . 1. Remove the rubber plug/cap from the right-side drain port o[...]
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Pagina 24
24 U PRIGHT I NSTALLATIONS -T RAP ON L EFT S IDE NOTE: For left side trap installation, grommets must be moved to the left side of the furnace and the plugs installed on the right side of the furnace. 1. Remove the rubber plug/cap from the left side drain port on the front cover . 2. Secure Hose A to front cover drain port with a red hose clamp. Ro[...]
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Pagina 25
25 U PRIGHT D RAIN T RAP M OUNTING (L EFT OR R IGHT S IDE P ANEL ) 1. Insert drain tubes into drain trap and position the drain trap against the side panel. NOTE: Drain tubes must reach the bottom of the drain trap. 2. Secure drain trap to side panel at the mounting holes (dimples or crosshairs on counterflow models) located below the grommet drain[...]
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Pagina 26
26 L EFT S IDE D OWN Horizontal installations with the left side panel down will require drain hoses to be connected to the left side front cover drain port and the side drain port on the rubber elbow . 1 . Remove the rubber plug/cap from the front cover left (down) side drain port. 2. Relocate the front cover pressure switch hose connection from t[...]
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Pagina 27
27 E LECTRICAL C ONNECTIONS HIG H VO L T A G E ! T O AVOID THE RIS K OF ELECT RICAL SHOCK , WIRING TO THE UNIT MUST BE POL ARIZE D AND GROUN DED . W ARNING HIG H VO L T A G E ! T O AVOID PER SONAL INJURY OR DEATH DUE TO ELECT RICAL SHOCK [...]
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Pagina 28
28 1 . Measure resistance between the neutral (white) connection and one of the burners. 2. Resistance should measure 10 ohms or less. This furnace is equipped with a blower door interlock switch which interrupts unit voltage when the blower door is opened for servicing. Do not defeat this switch. 24 V OLT T HERMOSTAT W IRING W IRE RO U TIN G ?[...]
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Pagina 29
29 T o use a single-stage thermost at, turn of f power to the furnace, move the thermostat selection DIP switch to the OFF position. Set the desired transition time by setting the transition delay DIP switch to the desired ON/OFF position. Turn power back on. Refer to the following figure. 3 4 Thermostat Stag e D el ay Move to the ON positi on to s[...]
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Pagina 30
30 Accessories Wiring If it is necessary for the installer to supply additional line voltage wiring to the inside of the furnace, the wiring must conform to all local codes, and have a minimum temperature rating of 105°C. All line voltage wire splices must be made inside the furnace junction box. The integrated control module humidifier terminals [...]
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Pagina 31
31 Consult the furnace S pecification Sheet for a listing of appropri- ate kits. The indicated kits must be used to insure safe and proper furnace operation. All conversions must be performed by a quali- fied installer , or service agency . G AS V ALVE This unit is equipped with a 24 volt gas valve controlled during furnace operation by the integra[...]
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Pagina 32
32 MANUAL SHU T O FF VALVE (UP ST R EA M FROM PI PE UNION) GRO M ME T IN STA NDA RD GAS L INE HO LE G AS L IN E PL U G I N G AS L IN E HOLE HEI G HT REQ UIR ED BY LO CA L CODE PIPE UNION DRI P L EG MA NIFOLD BURNERS G AS VALVE HORI ZONTAL [UP FL O W M OD EL] MA NU AL S H UT - OF F V A L VE (UPSTR EAM FR OM GROU N D J OI NT PI PE U N IO N ) DR IP LE[...]
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Pagina 33
33 D IRECT /S TANDARD I NLET P IPING E DGES OF SHEET META L HOLES MAY BE SHARP . U SE GLOVES AS A PRE CAUT ION WHEN RE MO V IN G HOLE PLUGS . W ARNING When gas piping enters directly to the gas valve through the stan- dard inlet hole, the installer must supply straight pipe with a grou[...]
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Pagina 34
34 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 1,100 220 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 3,100 80 260 610 1,200 1,900 2,900 [...]
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Pagina 35
35 Checking Static Pressure (80% Furnace Shown, 90% Similar) B OTTOM R ETURN A IR O PENING [U PFLOW M ODELS ] The bottom return air opening on upflow models utilizes a “lance and cut” method to remove sheet metal from the duct opening in the base pan. T o remove, simply press out the lanced sections by hand to expose the metal strips retaining [...]
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Pagina 36
36 600 80 0 100 0 12 00 1 400 160 0 20 00 045 3__ XA 37 6* 38 4 4 80 576 - -- -- - - -- 07 0 4 _ _ XA --- --- 62 7 * 6 2 7 * 67 2 768 --- 090 5__ XA -- - --- - -- 83 6* 8 36* 836 * 960 115 5__ XA -- - --- - -- 94 0* 9 40* 940 * 960 600 80 0 100 0 12 00 1 400 160 0 20 00 070 4__ X A 071 4 __ X A --- --- 32 0 * 32 0 * 33 6 384 --- 090 5__ X A 091 5 _[...]
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Pagina 37
37 H EAT A NTICIPATOR S ETTING The heat anticipator in the room thermostat must be correctly adjusted to obtain the proper number of cycles per hour and to prevent “overshooting” of the setting. Set the heat anticipator set- ting to 0.7 amps. Follow the thermostat manufacturer’s instruc- tions on how to adjust the heat anticipator setting. D [...]
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Pagina 38
38 i M a n o m e t e r M a n o m e t e r H o s e Com mon T e rm inal (C) Hig h Fi re Coi l T erminal ( HI) Low Fire Coil T erminal ( LO) Inlet Pressure T ap 1/8 NPT O p e n t o A t m o s p h e r e Outlet Pressure T ap 1/8 NPT Honeywell Model VR9205 Connected to Manometer 1. Turn OFF gas to furnace at the manual gas shutoff valve external to the fur[...]
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Pagina 39
39 9. Close thermostat “R” and “W2” contacts to provide a call for high stage heat. 1 0. Remove regulator cover screw from the high (HI) outlet pressure regulator adjust tower and turn screw clockwise to increase pressure or counterclockwise to decrease pressure. Replace regulator cover screw . 1 1. Turn off all electrical power and gas sup[...]
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Pagina 40
40 RISE = SU PP LY AIR RET UR N AIR HEA T EXCH A NGE R RADIA TION "L INE OF S IGHT" T RETURN T SUPPLY T SU PPL Y - T RETURN Temperature Rise Measurement C IRCULATOR B LOWER S PEEDS T O AVOID PER SONAL INJURY OR DEATH DUE TO ELECT RICAL SHOCK , TU RN OF F POWE R TO THE FUR NAC E ?[...]
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Pagina 41
41 OFF 100% CFM 100% CFM 1 min OFF • Profile B ramps up to full cooling demand airflow by first stepping up to 50% of the full demand for 30 seconds. The motor then ramps to 100% of the required airflow . A one (1) minute OFF delay at 100% of the cooling airflow is provided. 50% CFM 1/2 min 100% CFM 100% CFM 1 min OFF OFF • Profile C ramps up t[...]
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Pagina 42
42 7. Select the heating speed for your model from the heating speed chart in the S pecification Sheet. The adjust setting (already established by the cooling speed selection) determines which set of speeds are available. The selected speed must provide a temperature rise within the rise range listed with the particular model. Example: The *MVC9507[...]
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Pagina 43
43 Sy st em S y st em O p e r a ti n g Mo d e Ai r f l ow De ma nd So ur c e Co o l i ng A i r Co nd it io n er H eat i n g F ur na ce C on ti nuo us F a n T he r m osta t C oo lin g H ea t P u mp H e at Pum p H e ati ng On l y He at P u m p A u x il ia ry H e ati n g F ur na c e C on ti nuo us F a n T he r m osta t Co ol i ng F ur na ce H eat i n [...]
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Pagina 44
44 12 R C 12 RC CTK0 *AA Th er most at Comfor tNet Compatible Furnace Int egrated Contr ol Mo dul e Comfor tNet Compati ble AC/H P Int egra ted Contr ol Mo dul e 40V A Tra nsf or mer (included i n CTK0*AA kit) 208/230 V AC 24 V AC 12 R C System Wiring using Two-Wires between Furnace and AC/HP and Four-Wires between Furnace and Thermostat C OMFORT N[...]
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Pagina 45
45 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 ly; not Us er Mod if i able) N um ber of Heat S tages (HT STG ) Disp l ay s t he number of fur nace heating st ag es I n put Rat e (B T U/ HR ) Disp l ay s t he furnac e i npu t rat e i n kB t u /h r M ot or H P ( 1/2, ¾ , or 1 M T R H P ) Disp l ay s [...]
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Pagina 46
46 T HERMOSTAT M ENU If this furnace is installed with a c ommunicating compatible heat pump, the system is recognized as a dual fuel system. The balance point temperature should be set via the thermostat ad- vanced menu. Navigate to the THERMOST A T menu. Press the INST ALLER CONFIG key . Navigate to the SETUP menu and press the INST ALLER CONFIG [...]
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Pagina 47
47 S YSTEM T ROUBLESHOOTING NOTE: Refer to the instructions accompanying the ComfortNet compatible outdoor AC/HP unit for troubleshooting information. Refer to the Troubleshooting Chart in the back of this manual fo r a listing of possible furnace error codes, possible causes and corrective actions. N ORMAL S EQUENCE OF O PERA TION P OWER U P The n[...]
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Pagina 48
48 • 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 induced draft blower . • Induced draft blower steps to low speed following prepurge. Low stage pressure switch contacts are closed. • Igniter warm up begins upon st[...]
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Pagina 49
49 O PERA TIONAL C HECKS The burner flames should be inspected with the burner compart- ment door installed. Flames should be stable, quiet, soft, and blue (dust may cause orange tips but they must not be yellow). Flames should extend directly outward from the burners without curling, floating, or lifting off. Flames must not impinge on the sides o[...]
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Pagina 50
50 R ESETTING F ROM L OCKOUT Furnace lockout results when a furnace is unable to achieve igni- tion after three attempts during a single call for heat. It is charac- terized by a non-functioning furnace and a E E E E E 0 0 0 0 0 code displayed on the dual 7-segment display . If the furnace is in “lockout”, it will (or can be) reset in any of th[...]
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Pagina 51
51 C ONDENSATE T RAP AND D RAIN S YSTEM (Q UALIFIED S ERVICER O NLY ) Annually inspect the drain tubes, drain trap, and field-supplied drain line for proper condensate drainage. Check drain system for hose connection tightness, blockage, and leaks. Clean or repair as necessary . F LAME S ENSOR (Q UALIFIED S ERVICER O NLY ) Under some conditions, th[...]
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Pagina 52
52 123456789 1 0 9 0 s econ d s O F F OF F --- --- --- --- --- --- --- --- 12 0 seco n ds O N O F F --- --- --- --- --- --- --- --- 150 s ec onds * OF F ON -- - - - - - - - -- - - - - - - - - - - -- - 18 0 seco n ds O N O N --- --- --- --- --- --- --- --- 1- S t a g e T -s ta t --- --- O F F --- --- - -- - -- -- - -- - --- 2-Stage T - St at -- - - [...]
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Pagina 53
53 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 m odule LED display provides n o signal. x Com[...]
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Pagina 54
54 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 m odule LED di[...]
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Pagina 55
55 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 auses Corrective Actions Notes & Cautio ns x Furnace fails to operate on high stage; furnace operates normally on low stage. x Integrated [...]
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Pagina 56
56 T ROUBLESHOOTING C HART ComfortNetThermostat Only Symptoms of A bnormal Operation (Non-Communicating & Com fortNet™ 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 m odule LED display pr[...]
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Pagina 57
57 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 Cau ses Corrective Actions Notes & Ca utions x Furnace fails to operate. x Integrated c ontrol m odule LED display provides b 4 error code. [...]
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Pagina 58
58 S T A TUS C ODES C 2 H I b 0 d 4 C 1 b 2 E 4 H I INT ERNAL CONTROL F AUL T/NO POW ER N O RMAL OP E R ATIO N LOCKOUT DUE T O EXCESSIVE RETRIES LOW S T A GE PRESSUR E SWI T CH STUCK C LOSED A T ST A RT OF HEA TIN G CY CLE LOW S T A GE PRESSURE SWI T CH STUCK O PEN OPE N HI GH LIM IT S WI T CH FLAME DETECTED WHEN N O FLAM E SHOULD BE PRESEN T OPEN [...]
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Pagina 59
59 NO FUSE 3 A 1. SE T HE A T ANTI CIPATOR ON R OO M T HE RM O STAT AT 0 .7 AMP S . YL MA NU A L RE S ET AUX I LIAR Y LI MIT CONTR OL PK WA R NING:DISCO NNECT TO MICR O ID 40 V A TRANSF ORMER PU GY N NEUTRAL BL WIRING T O UNIT 10 DE HU M 3 O NO PK DIA G NO STIC LE D' S BR 4. UNIT M UST BE PERMANENTLY GROUNDED AND CONFO RM TO N.E .C . A ND LOCA[...]
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Pagina 60
60 HIGH VOL T AGE! Disconnect ALL power be f ore s ervicing or i nstalling t his unit . Multiple power sources m ay be present. Fai lure to do so may cause property damage, p er sonal injur y or de ath. Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring. *CVC9_AB, *MVC95_AB TO +VDC TO MICRO TO[...]