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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 Conair VL Series. 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 Conair VL Series 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 Conair VL Series 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 Conair VL Series dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Conair VL Series
- nome del fabbricante e anno di fabbricazione Conair VL Series
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Conair VL Series
- 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 Conair VL Series 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 Conair VL Series e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Conair 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 Conair VL Series, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Conair VL Series, 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 Conair VL Series. 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
P or tab le Chiller s The Conair Group , Inc. One Conair Drive Pittsburgh, P A 15202 Phone: (412) 312-6000 F ax: (412)-312-6227 VL Series, 0.25 to 1.5 ton models UGH020/0301 Installation Maintenance Operation T r oubleshooting W ARNING - Reliance on this Man ual Could Result in Severe Bodil y Injur y or Death! This manual is out-of-date and is prov[...]
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Pagina 2
It’ s a good idea to record the model and serial number(s) of your equipment and the date you recei ved it in the User Guide. Our service department uses this information, along with the manual number , to provide help for the specif ic equipment you installed. Please keep this User Guide and all manuals, engineering prints and parts lists togeth[...]
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Pagina 3
Page: 3 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons T ABLE OF CONTENTS 1.0 GENERAL 5 1.1 Unit location 6 1.2 Efficiency 6 1.3 Safety 6 1.4 Clean air act 6 1.5 Miscellaneous 7 2.0 INST ALLA TION 9 2.1 General 10 2.2 T o and From process connections 10 2.3 Unit drain 11 2.4 Air-cooled condenser 11 2.5 Electrical connection 12 3.0 OPE[...]
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Pagina 4
VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 Page: 4 THIS P AGE INTENTIONALLY BLANK[...]
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Pagina 5
Page: 5 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 1.0 GENERAL 1.1 UNIT LOCA TION 1.2 EFFICIENCY 1.3 SAFETY 1.4 CLEAN AIR ACT 1.5 MISCELLANEOUS[...]
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Pagina 6
Page: 6 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 1.1 UNIT LOCA TION A. The unit is designed for indoor use only . For most efficient operation, locate the chiller in a clean, dry and well ventilated environment. B. The unit has an air-cooled refrigerant condenser . For air-cooled condensers, a motor driven fan generates air flow[...]
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Pagina 7
Page: 7 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons B. Please be aware that effective July 1, 1992, it is unlawful for any person in the course of maintaining, servicing, repairing, or disposing of refrigeration equipment to knowingly vent or otherwise dispose of any class 2 substance used as a refrigerant in the manner which permi[...]
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Pagina 8
VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 Page: 8 THIS P AGE INTENTIONALLY BLANK[...]
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Pagina 9
Page: 9 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 2.0 INST ALLA TION 2.1 GENERAL 2.2 TO AND FROM PROCESS CONNECTIONS 2.3 UNIT DRAIN 2.4 AIR COOLED CONDENSER 2.5 ELECTRICAL CONNECTION[...]
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Pagina 10
2.1 GENERAL A. All process piping materials (such as hose, rigid piping, valves or filters) used in process water piping circuitry must be rated for 100°F minimum temperature and 100 PSI minimum pressure. B. All such materials must have the equivalent or larger diameter of the particular process connection that length of process water piping is co[...]
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Pagina 11
Page: 11 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 2.3 DRAIN CONNECTION: A. The unit is supplied as standard with a ProCon type pump. In some cases, it may be necessary to drain the unit. This is done by removing the pump volute plug in the pump assembly . B. Note that if chemical treatment of process fluid or additives are use, [...]
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Pagina 12
Page: 12 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 2.5 ELECTRICAL CONNECTION A. NEMA 1 MODELS 1. Electrical power supply requirements for Nema 1 units (figure 2.5A) are identified on the equipment data plate. V erify that available voltage supply is the same as the unit’ s voltage requirements. W ARNING : Do not connect the uni[...]
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Pagina 13
3.0 OPERA TIONS 3.1 GENERAL 3.2 ST ART UP/OPERA TIONS PROCEDURE 3.3 INSTRUMENT OPERA TION 3.4 SHUT DOWN/DISCONNECT SEQUENCE Page: 13 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons[...]
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Pagina 14
Page: 14 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 3.1 GENERAL A. Failure to follow the factory required operation procedures may adversely affect the unit’ s ability to control process temperature and may create a hazardous operating condition which may result in unit damage and serious operator injury or death. B. The Operati[...]
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Pagina 15
Page: 15 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons B. OPERA TIONS 1. T urn the thermostat to the highest setting. 2. Shift the illuminated toggle switch to the ‘ON’ position. The pump will begin operations. Note the reservoir level, if it drops below 3/4 full, add fluid. 3. Check the unit and process system for leaks. Repair [...]
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Pagina 16
Page: 16 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 2. UP: used to increase the setpoint value, as well as the parameter when in programming. When held down for a few seconds, the change rate accelerates. 3. DOWN: used to decrease the setpoint value, as well as the parameter when in programming. When held down for a few seconds, t[...]
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Pagina 17
Page: 17 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 8. PSE: Probe SElection. Input type (for RTD or Thermocouples only). RTD models: Ni = Ni100; Pt = Pt100. T/C models: FE = T cJ; Cr = T cK; rh = T cS. 9. HC1: Heating/Cooling. Relay switch function. H = heating (humidification; reverse action); C = cooling (dehumidification; direc[...]
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Pagina 18
Page: 18 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 3. Other parameters are accessed with the “UP” and “DOWN” button. With the “SET” button, the actual setting of each parameter is displayed. T o change a parameter setting, push the “SET” plus the “UP” (or “DOWN”). 4. The system will automatically return to[...]
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Pagina 19
Page: 19 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 4.0 TROUBLESHOOTING 4.1 UNIT WILL NOT ST ART 4.2 PUMP WILL NOT ST ART 4.3 COMPRESSOR WILL NOT ST ART 4.4 UNIT SHUTS DOWN ON HIGH PRESSURE SWITCH 4.5 UNITS SHUTS DOWN ON LOW PRESSURE SWITCH[...]
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Pagina 20
Page: 20 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 4.1 UNIT WILL NOT ST ART A. Blow fuse at power supply - isolate open fuse and replace. Double check fuse sizes against nameplate amperage. B. Low voltage - measure incoming voltage with meter , voltage must be within 10% of nameplate voltage or warranty will be voided. 4.2 PUMP W[...]
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Pagina 21
Page: 21 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons C. Restriction to refrigerant flow in refrigeration circuit. D. Poor heat transfer in evaporator tank because (1) percentage of glycol to water is too high and (2) scaled tubes in evaporator tank (chemically descale). E. Low flow through evaporator tank due to (1) process flow re[...]
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Pagina 22
VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 Page: 22 THIS P AGE INTENTIONALLY BLANK[...]
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Pagina 23
Page: 23 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 5.0 MAINTENANCE 5.1 W ARRANTY SERVICE PROCEDURE 5.2 PERIODIC PREVENT A TIVE MAINTENANCE 5.3 SPECIAL MAINTENANCE 5.4 PUMP REP AIR[...]
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Pagina 24
Page: 24 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 5.1 W ARRANTY SERVICE PROCEDURE A. In the event of a problem with a chiller that can not be resolved by normal troubleshooting procedures, the customer is invited to consult the Conair service department for assistance. The correct model number and serial number of the chiller mu[...]
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Pagina 25
Page: 25 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons I. Refrigerant sight glass: check for bubbles when compressor is operating at 100%. Check the moisture indicator for a color other than green. J. Clean unit. 5.3 SPECIAL MAINTENANCE A. Any service of the refrigeration system must be accomplished by a certified refrigeration techn[...]
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Pagina 26
VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 Page: 26 THIS P AGE INTENTIONALLY BLANK[...]
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Pagina 27
Page: 27 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 6.0 COMPONENTS 6.1 W A TER SYSTEM 6.2 REFRIGERA TION SYSTEM[...]
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Pagina 28
Page: 28 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 6.1 W A TER SYSTEM A. MOTOR/PUMP ASSEMBL Y : the motor/pump assembly circulates chilled fluid to the process loop. The pump assembly is built of brass to maintain water quality . 6.2 REFRIGERA TION SYSTEM A. COMPRESSOR: hermetic compressors take low pressure/low temperature refri[...]
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Pagina 29
Page: 29 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 7.0 RELA TED DRA WINGS 7.1 ELECTRICAL DRA WING (TYPICAL) 7.2 CIRCUIT SCHEMA TIC[...]
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Pagina 30
Page: 30 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 7.1 ELECTRICAL DRA WING (TYPICAL) M1 56 PUMP 55 6 GREEN 6 55 11 11 5 11 11 DUAL HIGH-LOW PRESSURESTAT 13 13 5 3 1 68 79 1 0 ELIWELL 902T TYPE "J" THERMOCOUPLE 7 7 8 8 91 0 9 10 BLU BLU/YEL BLU 24 VAC SECONDARY 230/1/60 PRIMARY BLK/WHT BLK/RED BLK/YEL BLK/ 5 11 1 8 6 4 2[...]
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Pagina 31
Page: 31 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 7.2 CIRCUIT SCHEMA TIC 12 10 11 9 8 7 6 5 4 3 1 2 ITEM DESCRIPTION 1 Compressor 2 Air cooled condenser 3 Liquid receiver 4 Filter-drier 5 Refrigerant sight glass 6 Expansion valve 7 Evaporator 8 Pump 9 T o process connection 10 From process connection 11 Reservoir tank 12 Refrige[...]
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Pagina 32
VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 Page: 32 THIS P AGE INTENTIONALLY BLANK[...]
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Pagina 33
Page: 33 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 8.0 APPENDIX 8.1 SPECIFICA TIONS 8.2 OPERA TION BELOW 45°F 8.3 W A TER QUALITY CONTROL 8.4 INHIBITED PROPYLENE GL YCOL 8.5 CHILLER CAP ACITY AND DERA TE CHART 8.6 PRESSURE - TEMPERA TURE CHART FOR R-22 REFRIGERANT 8.7 ENGINEERING FORMULAS 8.8 SP ARE P ARTS LIST[...]
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Pagina 34
Page: 34 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 8.1 SPECIFICA TIONS VL Air-cooled P or table Chillers: 0.25 to 1.5 tons SPECIFICA TION NO TES * T on capacity at 12,000 BTU/ton @ 50°F leaving water temper ature @ 115°F condensing temperature. Capacities may be ± 5% as reserved b y the compressor manufacturer . Capacity multi[...]
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Pagina 35
Page: 35 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 8.2 OPERA TION BELOW 48 ° F A. A chiller typically operates with a setpoint of 50°F or higher . However , if setpoints between 20° - 48°F are required, special precautions must be taken to prevent freezing and possible damage. Attention must be given to freeze protection, wat[...]
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Pagina 36
Page: 36 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 Therefore, the water supply source must be disconnected and the connection capped. The operator must monitor the water/glycol level and manually make-up to maintain proper reservoir level. D. SAFETY ADJUSTMENTS 1. T o ensure safe and efficient operations at lower setpoints, adjus[...]
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Pagina 37
Page: 37 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 8.3 W A TER QUALITY CONTROL A. Lack of, as well as, improper water treatment can damage the chilling unit. The services of a competent water treatment specialist should be obtained and their recommendations followed. It is the equipment owner’ s responsibility to prevent damage[...]
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Pagina 38
Page: 38 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 C. USE OF PLAIN GL YCOL: 1. Even through they do lower the freeze point, plain glycols are even more corrosive than water . The corrosion rate of plain ethylene glycol on iron, for example, is more than 2.5 times faster than plain water . On steel, it is 4.5 times faster . D. AUT[...]
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Pagina 39
Page: 39 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 8.5 CHILLER CAP ACITY AND DERA TE CHART 60 50 45 40 35 30 25 20 15 10 5 0 -5 * * * * * 105% 100% 90% 80% 70% 60% 50% 40% 30% 22% 15% 9% 5% OUTPUT TEMPERA TURE ° F FULL A V AILABLE % CAP ACITY NOTES: If operation of the chiller at less than 48°F is required, an inhibited propyle[...]
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Pagina 40
Page: 40 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 8.6 PRESSURE-TEMPERA TURE CHART FOR R-22 REFRIGERANT SA TURA TED TEMPERA TURE 40°F 45°F 50°F 55°F 60°F 65°F 70°F 75°F 80°F 85°F 90°F 95°F 100°F FREON PRESSURE 68 76 84 93 100 112 122 132 144 156 168 182 196 THESE PRESSURE/TEMPERA TURE RELA TIONSHIPS ARE IN AN A T -RE[...]
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Pagina 41
Page: 41 UGH020/0301 VL Series P or table Chillers, 0.25 to 1.5 T ons 8.7 USEFUL ENGINEERING FORMULAS[...]
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Pagina 42
Page: 42 VL Series P or table Chillers, 0.25 to 1.5 T ons UGH020/0301 8.8 P ARTS LIST P ART DESCRIPTION 800000 Caster - 3” swivel 810000 Caster - 3” rigid 895010 Coil - Chas 3100 1527475 Condensing unit #F3AHA101CFV -201 203-1-60 R-22 2169475 Filter drier - C-0525 2971475 Expansion valve - #EVGE-1-CP100 4345900 CONTROLLER - #EWPC 902T T ype J 4[...]
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Pagina 43
IMS0002/0296 S ER VICE I NFORMA TION A PPENDIX A-1 Conair has made the largest in vestment in customer support in the plastics industry . Our service experts are a vailable to help with any problem you might ha ve installing and operating your equipment. Y our Conair sales representati ve also can help analyze the nature of your problem, assuring t[...]
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Pagina 44
W ARRANTY I NFORMA TION IMS0003/0796 A PPENDIX A-2 E QUIPMENT G U ARANTEE P ERFORMANCE W ARRANTY W ARRANTY L IMIT A TIONS Conair guarantees the machinery and equipment on this order , for a period as defined in the quotation from date of shipment, against defects in material and workmanship under the normal use and service for which it was recommen[...]