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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 A.O. Smith 400A. 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 A.O. Smith 400A 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 A.O. Smith 400A 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 A.O. Smith 400A dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo A.O. Smith 400A
- nome del fabbricante e anno di fabbricazione A.O. Smith 400A
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature A.O. Smith 400A
- 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 A.O. Smith 400A 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 A.O. Smith 400A e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio A.O. Smith 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 A.O. Smith 400A, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo A.O. Smith 400A, 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 A.O. Smith 400A. 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
1 A DIVISION OF A.O. SMITH CORPORA TION Mc BEE, SOUTH CAROLINA STRA TFORD (ONT ARIO) CANADA w w w .hotwater .com PLACE THESE INSTRUCTIONS ADJACENT T O HEA TER AND NOTIFY OWNER T O KEEP FOR FUTURE REFERENCE. PRINTED IN U.S.A. 0306 P ART NO. 197373-000 CYCLONE XHE ® Model BTH 300A AND 400A COMME R CIAL GAS W A TER HEA TER GAS-FIRED POWER BURNER FOR [...]
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Pagina 2
2 These designs comply with the current edition of the American National S t andard for Gas W ater Heaters, V olume III, ANSI Z21.10.3 / CSA 4.3 as an automatic circulating tank water heater , and automatic storage water heaters. Detailed installation diagrams are found in this manual. These diagrams will serve to provide the installer with a refer[...]
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Pagina 3
3 DANGER THIS WA TER HEA TER IS EQUIPPED WITH AN ADJUST ABLE THERMOST A T TO CONTROL W A TER TEMPERA TURE. HOT W A TER TEMPERA TURES REQUIRED FOR AUTOMA TIC DISHWASHER AND LAUNDRY USE CAN CAUSE SCALD BURNS RESUL TING IN SERIOUS PERSONAL INJUR Y AND/OR DEA TH. THE TEMPERA TURE A T WHICH INJURY OCCURS V ARIES WITH THE PERSON’S AGE AND TIME OF EXPOS[...]
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Pagina 4
4 Horizontal Sidewall V enting V er tical Roof top V enting “A T A GLANCE ” BTH 300/400 QUICK INST ALLA TION TIPS[...]
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Pagina 5
5 The temperature may be adjusted from 80°F/27°C to 180°F/82°C. The thermostat was adjusted to 120°F/49°C before the heater was shipped from the factory . It is recommended that lower water temperatures be used to avoid the risk of scalding. It is further recommended, in all cases, that the water temperature be set for the lowest temperature [...]
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Pagina 6
6 THE HEA TER SHALL BE LOCA TED OR PROTECTED SO IT IS NOT SUBJECT TO PHYSICAL DAMAGE BY A MOVING VEHICLE. DO NOT LOCA TE THE HEA TER WHERE NOISE FROM THE EXHAUST OR INT AKE WILL BE OBJECTIONABLE. THIS INCLUDES LOCA TIONS CLOSE TO OR ACROSS FROM WINDOWS AND DOORS. A VOID ANCHORING THE VENT AND INT AKE PIPES DIRECTL Y TO FRAMED W ALLS, FLOORS OF CEIL[...]
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Pagina 7
7 CLEARANCES These heaters are approved for installation on combustible flooring in an alcove when the minimum clearances from any combustion construction are followed as indicated in Figure 4. In all installations the minimum combustible clearances from any vent piping shall be 0". V ent piping p assing through a combustible wall or ceiling m[...]
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Pagina 8
8 US DIRECT VENT CANADIAN DIRECT VENT FIGURE 5. CAUTION TO PREVENT EXHAUSTING PRODUCTS FROM CIRCULA TING TO THE AIR INT AKE IN WINDY/COLD AREAS, THE MAXIMUM PRACTICAL DIST ANCE BETWEEN THESE TWO TERMINALS IS RECOMMENDED.[...]
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Pagina 9
9 US HORIZONT A L VENT CANADIAN HORIZONT AL VENT FIGURE 6. CAUTION TO PREVENT EXHAUSTING PRODUCTS FROM CIRCULA TING TO THE AIR INT AKE IN WINDY/COLD AREAS, THE MAXIMUM PRACTICAL DIST ANCE BETWEEN THESE TWO TERMINALS IS RECOMMENDED.[...]
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Pagina 10
10 Heater must be protected from freezing downdrafts during shutdown periods. W ARNING NEVER OPERA TE THE HEA TER UNLESS IT IS VENTED T O THE OUTDOORS AND HAS ADEQUA TE AIR SUPPL Y TO A VOID RISKS OF IMPROPER OPERA TION, FIRE, EXPLOSION OR ASPHYXIA TION. VENT PIPE TERMINA TION NOTE: Before installing venting, determine place of vent pipe terminatio[...]
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Pagina 11
11 2. The horizontal centerline of the intake vent terminal may not be located lower than the horizontal centerline of the exhaust vent terminal (see Figure 9). FIGURE 9. INST ALLA TION SEQUENCE For installations in the City of Los Angeles, California Category IV PVC Pipe such as that manufactured by Brownline Pipe Company , must be used as vent pi[...]
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Pagina 12
12 2. Drill a pilot hole approximately 1/4" (6 mm) outside of the marked circle. This pilot hole is used as a starting point for a saws-all or sabre saw blade. Cut around the marked circle staying approximately one quarter inch outside the line. (This will allow the vent pipe to easily slide through the opening). The resulting gap will be cove[...]
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Pagina 13
13 VENT PIPE PREP ARA TION 1. INITIAL PREP ARA TION A . Make sure the solvent cement you are planning to use is designed for the specific application you are attempting. B . Know the physical and chemical characteristics and limitations of the PVC, PVC cellular core, ABS or CPVC piping materials that you are about to use. C. Know the reputation of [...]
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Pagina 14
14 HOT SURF ACE IGNITER The Hot Surface Igniter is a device that ignites the main burner by high temperature (>1800°F or >982°C). When 120V AC is applied to the igniter , sufficient heat is generated to ignite the main burner . Although improvements have been made to strengthen the igniter , it is fragile and care must be taken when handlin[...]
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Pagina 15
15 OR LESS, THE APPLIANCE NEED NOT BE DISCONNECTED, BUT MUST BE ISOLA TED FROM THE SUPPL Y PRESSURE TEST BY CLOSING THE MANUAL GAS SHUTOFF V AL VE. BEFORE PLACING THE HEA TER IN OPERA TION, CHECK FOR GAS LEAKAGE. USE SOAP AND W A TER SOLUTION OR OTHER MA TERIAL ACCEPT ABLE FOR THE PURPOSE OF LOCA TING GAS LEAKS. DO NOT USE MA TCHES, CANDLES, FLAME [...]
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Pagina 16
16 2 . T oxic chemicals, such as those used for boiler treatment, shall NEVER be introduced into this system. 3 . This unit may never be connected to any existing heating system or component(s) previously used with non-potable water heating appliance. 4 . When the system requires water for space heating at temperatures higher than required for dome[...]
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Pagina 17
17 FIGURE 16. OPERA TION SEQUENCE OF OPERA TION T ypical Control/Appliance Operating Sequence 1. When the control is powered, it should first display “0”, then the input line voltage (“120”), the calibration setting (12), then the actual water temperature in the tank. 2. If the control determines that the actual water temperature inside the[...]
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Pagina 18
18 ERROR CODES The following Error Codes are external to the controller . 0 1 Pressure Switch Fail On, should be Off 1 1 Pressure Switch Fail Off, should be On 0 2 Ignition Fail after 3 attempts 04 ECO Open 05 T emperature Probe Open 1 5 T emperature Out of Bounds < 30 degrees 2 5 T emperature Out of Bounds > 220 degrees The following Error C[...]
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Pagina 19
19 Display Flashes “05” when button is pressed: Display Flashes “15” when button is pressed: Display Flashes “25” when button is pressed: ECO SWITCH OPEN. See Figure 21. ECO LED Flashing: ECO SWITCH OPEN, ECO LED Flashing FIGURE 21. CONTROL BAD. See Figure 22. All LEDs Flashing: Possible Cause Remedy 1. This indicates the control has 1.[...]
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Pagina 20
20 DO NOT USE THIS HEA TER IF ANY P ART HAS BEEN UNDER W A TER. IMMEDIA TEL Y CALL A QUALIFIED SERVICE TECHNICIAN TO INSPECT THE HEA TER AND TO REPLACE ANY P ART OF THE CONTROL SYSTEM AND ANY GAS CONTROL WHICH HAS BEEN UNDER W A TER. LIGHT THE UNIT IN ACCORDANCE WITH THE OPERA TING INSTRUCTIONS LABEL A TT ACHED T O THE HEA TER. THESE INSTRUCTIONS A[...]
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Pagina 21
21 LIGHTING AND OPERA TION INSTRUCTIONS A. This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner . Do not try to light the burner by hand. B. BEFORE OPERA TING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will set[...]
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Pagina 22
22 W ARNING UNDER NO CIRCUMST ANCES SHOULD THE INPUT EXCEED THE RA TE SHOWN ON THE HEA TER RA TING PLA TE. OVERFIRING COULD RESUL T IN DAMAGE OR SOOTING OF THE HEA TER. CA THODIC PROTECTION CAUTION HYDROGEN GAS CAN BE PRODUCED IN A HOT W A TER SYSTEM SERVED BY THIS HEA TER THA T HAS NOT BEEN USED FOR A LONG PERIOD OF TIME (GENERALL Y TWO WEEKS OR M[...]
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Pagina 23
23 SEDIMENT REMOV AL Waterborne impurities consist of the particles of soil and sand which settle out and form a layer of sediment on the bottom of the tank. For convenience, sediment removal and lime scale removal should be performed at the same time. LIME SCALE REMOV AL The amount of calcium carbonate (lime) released from water is in direct propo[...]
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Pagina 24
24 T o dissolve and remove the more stubborn mineral deposits, A.O. Smith UN• LIME ® Profession al Delimer should be used. NOTE: UN•LIME is not available in Canada. Please call Customer Service at 1-800-265-8520 for approved alternatives. A.O. Smith UN•LIME® Professional Delimer is an easy to handle patented food grade acid formulated speci[...]
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Pagina 25
25 CAUTION BEFORE MANUALL Y OPERA TING THE V AL VE, MAKE SURE THA T A DRAIN LINE HAS BEEN A TT ACHED T O THE V AL VE TO DIRECT THE DISCHARGE TO AN OPEN DRAIN. F AILURE TO T AKE THIS PRECAUTION COULD MEAN CONT ACT WITH EXTREMEL Y HOT W A TER P ASSING OUT THE V AL VE DURING THIS CHECKING OPERA TION. If the temperature and pressure relief valve on the[...]
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Pagina 26
26 ONE TEMPERA TURE - ONE HEA TER HORIZONT AL ST ORAGE T ANK FORCED CIRCULA TION WITH OR WITHOUT BUILDING RECIRCULA TION DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE TEMPERA TURE A T FIXTURES. SEE WA TER TEMPERA TURE CONTROL WARNING ON P AGE 3. IF HIGHER PREHEA T TEMPERA TURES ARE NECESSARY TO OBT AIN ADEQUA TE BOOSTER OUTPUT , ADD AN ANTI-SC[...]
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Pagina 27
27 * PIPE RELIEF V AL VE TO OPEN DRAIN. NOTE: IF TEMPERED W A TER IS RECIRCULA TED, RETURN LINE SHOULD BE CONNECTED A T POINT “A”. INST ALL IN ACCORDANCE WITH LOCAL CODES. TWO TEMPERA TURE - ONE HEA TER HIGH TEMPERA TURE WITH OR WITHOUT BUILDING RECIRCULA TION DANGER TEMPERA TURE SETTING SHOULD NOT EXCEED SAFE TEMPERA TURE A T FIXTURES. SEE W A[...]
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Pagina 28
28 TWO TEMPERA TURE - TWO HEA TERS HIGH TEMPERA TURE WITH OR WITHOUT BUILDING RECIRCULA TION TWO TEMPERA TURE - THREE HEA TERS (TWO PRE-HEA TERS/ONE BOOSTER HEA TER) WITH OR WITHOUT BUILDING RECIRCULA TION MUST BE IDENTICAL HEA TERS FOR MUL TIPLE HEA TER INST ALLA TION SEE MANIFOLD KIT SPECIFICA TIONS, P AGE 30. CAUTION : IF BUILDING COLD W A TER S[...]
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Pagina 29
29 * PIPE RELIEF V AL VE TO OPEN DRAIN ** 140°F (60°C)TO 150°F (66°C) SHOULD BE MAXIMUM W A TER TEMPERA TURE MAINT AINED IN THE PRE-HEA TERS. 120°F (49°C) SHOULD BE THE MINIMUM TEMPERA TURE OF W A TER IN THE PRE-HEA TERS. CONNECT CIRCULA TING LINE FROM FIXTURES, IF USED, TO COLD W A TER SUPPL Y LINE OF PRE-HEA TER. CONNECT CIRCULA TING LINE O[...]
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Pagina 30
30 NOTE 1: TOGGLE SWITCH CONTROLS 180°F (82°C) W A TER CIRCULA TION. INST ALL ON OR CLOSE TO DISHW ASHER. TOGGLE SWITCH MUST BE CLOSED (ON) DURING THE RINSE OPERA TION AND OPEN (OFF) WHEN DISHW ASHER IS NOT OPERA TING OR WHEN ON LONG ST ANDBY. NOTE 2: INST ALL LINE TEMPERA TURE CONTROL IN AN UNINSULA TED TEE BEYOND THE DISHWASHER T AKEOFF IN THE [...]
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Pagina 31
31 MANIFOLD KITS Precision cut type “L” all copper A.O. Smith manifold kits assure water flow balance of all units. Without this balance, the fu ll water heating and storage potential of the system cannot be achieved. Plus, the units with the higher water flow may have a shortened life. Unions shown in piping diagrams are not included in the ma[...]
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Pagina 32
32 CHECKLIST AND SERVICE INFORMA TION IMPORT ANT The installer may be able to observe and correct certain problems which might arise when the unit is put into operation or when it is re-fired after a prolonged shutdown. HOWEVER, it is recommended that only qualified servicemen, using appropriate test equipment, be allowed to service the heater . BE[...]
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Pagina 33
33 MOTOR WILL NOT RUN 1. Confirm 120V AC to the controller . Also, to verify correct polarity , check for 120 V AC between hot supply and ground. If there is no voltage, check for a loose connection where it connects to the controller . 2. If there is 120 volts to the controller , check for loose connections or a locked rotor . If the rotor cannot [...]
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Pagina 34
34 Model BTH Limited W arranty A. O. Smith Corporation, the warrantor , extends the following LIMITED WARRANTY to the owner of this water heater . 1. THE T ANK If the glass-lined tank in this water heater shall prove upon examination by the warrantor to have leaked due to natural corrosion from potable water therein, during the first THREE years af[...]
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Pagina 35
35 NOTES[...]
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Pagina 36
36 A DIVISION OF A.O. SMITH CORPORA TION Mc BEE, SOUTH CAROLINA STRA TFORD (ONT ARIO) CANADA w w w .hotwater .com[...]