Manuel d'utilisation / d'entretien du produit CR du fabricant Hubbell
Aller à la page of 25
OPERATING AND MAINTENANCE MANUAL FOR INSTANTANEOUS ELECTRIC CIRCULATION HEATER ELECTRIC HEATER COMPANY BASE MODEL “ CR ”.
2 HUBBELL ELECTRIC HEATER COMPANY P.O. BOX 288 STRATFORD, CT 06615 PHONE: (203) 378-2659 FAX: (203) 378-3593 INTERNET: http://www.hubbellheaters.com/ -- IMPORTANT -- Always reference the f ull model num ber and serial number when calling the factory. WARNING / CAUTION 1.
3 TABLE OF CONTENTS SECTION TITLE PAG E # I GENERAL DESCRI P TI ON AND CONSTRUCTION 5 II INSTAL LATI ON 12 III S C H E D U LE D M A IN TE NANC E AND OPERATION 14 I V TROUBL ES HOOTI NG 15 V S E R V I .
4.
5 SECTION I - GENERAL DESCRIPTION AND CONST RUCTION GENERAL DESCRIPTION This book describes a packaged electric heater that is a stationary , self-contained unit.
6 OUTER SHELL, INSULATION, AND SUPP ORTS The pressure vessel is encapsulated in 2-inches of high-density fiberg lass insulation. The protective shell is constructed of galvaneel and is coated with a durable silver hammertone finish. The horizontal configuration is supported on heavy -duty steel I-beam supports.
7 CONTROL THERMOS TAT The control pane l is supplied standard with a single- stage immersion thermosta tic switch. As an optional any of the following may be supplied; a four- stage immersion thermosta tic switch, a solid-state staging controller with thermistor, or a digital 1/16 DI N temperature controller with thermocouple.
8 TEMPERATURE HIGH LIMIT SWIT CH As a safety device, an immersion high temper ature cut-off switch with manua l reset, adjustable throug h a range of 100° - 240° F, is provided. The high limit must be manually reset thereafter to restart the heater.
9 INDIVID UALLY FUSED ELEM ENTS To prevent the possibility of damage to c ontrol circuits a nd other eleme nts in case of electrica l overloads, fuses may be suppl ied for each element. Two types of fuses may be used; a ty pe NON for voltages less than 250-volt or ty pe JJ S for voltage less than 600-volt.
10 On / Off Control Switc h A built-in non-fused On/Off disconnect switch may be supplied with the control panel to decrease the risk of injury when working with the c ontrol panel. Buil t-In Circui t Breaker A built-in circuit breaker may be provided with or without shunt trip protection for protection from circuit overload.
11 Silicon Control Re ctifier An SCR “zero fired” power controller for 0-100% proportional control of heaters may be supplied. Dial Temperature an d Pressure Gauge A combination temperature (70° .
12 SECTION II – INSTALLATION WARNING / CAUTION DO NOT TURN ON THE ELECTRI C POWER SUPPL Y to this equipment until heate r is completely filled with water and all air has been re leased. If the heater is NOT fille d with water when the power is turned on, the heating elements will burn out.
13 Outlet to floor drain I nstall into provided tapping Manual Release Lev e r Temperature and Pressure Relief Valve 4. I nstall a relief valve overflow pipe to a nearby floor drain. CAUTION: No valve of any ty pe should be installed between the relief valve and tank or in the drain line.
14 SECTION III - SCHEDULED MAINTE NANCE AND OPERATION WARNING / CAUTION Before performing any maintenance procedure, make certain power supply is OF F and cannot accidentally be turned on. MAINTENANCE AND OPERATION The heater is automatic in its operation.
15 SECTION IV – TROUBLESHOOTING Symptom Probable Cause Corrective Action / Remedy Circuit breaker tripped at source. Reset circ uit breaker. On/Off switch in ‘OF F’ position, if installed. Turn switch to ‘ON’ position. Circuit breaker at control cabinet trippe d, if installed.
16 Faulty thermostat. Chec k thermostat adjustment. Monitor thermostat as described in S e ct i o n III, Q u a rt e r l y In s p e c t i on. Replace if necessary.
17 SECTION V - SERVICING & REPLACEMENT OF PARTS WARNING / CAUTION Before servicing or replacing any part make sure to turn the power supply switch to the OF F position. MAGNETIC CONTACTOR 1. Disconnect power from unit. 2. Disconnect line and load wires to contactor.
18 IMMERSION TEMPERATURE HIGH L IMIT CUT-OFF 1. Disconnect power from unit. 2. Remove access cover. 3. Remove high limit c over screw and cover. Cover Cover Screw Reset Switch 4. Disconnect the two (2) 14 gauge wires. Wires Capillary Tube 5. Remove capilla ry tube a nd bulb from thermowell 6.
19 IMMERSION THE RMOSTAT 1. Disconnect power from unit. 2. Remove access cover and locate t hermostat. 3. Remove high limit c over screw and cover. Cover Cover Screw 4. Disconnect the two (2) 14 gauge wires. Wires Capillary Tube 5. Remove capilla ry tube a nd bulb from thermowell.
20 HEATING ELEM ENT 1. Disconnect power from unit. 2. Shut off incoming water supply . 3. Attach hose to drain connection. 4. Lift manual release lever on relief valve to let air into sy stem or break union on outgoing water line. 5. Drain water from tank.
21 RELIEF VALVE 1. Disconnect power from unit. 2. Shut off incoming water supply . 3. Lift test lever on relief valve to relieve pressure in tank. 4. Disconnect overflow piping. 5. Unscrew relief valve, remove assemb ly and repl ace with new one. 6. Connect overflow piping.
22 SECTION VI – MISCELL ANEOUS CHARTS AND FORMULAS NEMA ENCLOSURE S.
23 ELECTRICAL D ATA.
24 FORMULAS.
25 TORQUE VALUE S BOLT SIZE 18-8 S/S IN. - LB S . BRASS IN. - LB S . SI LI CON BRONZE IN. - LB S . ALUMI NUM 2024-T4 IN. - LB S . 316 S/S IN. - LB S . MONEL IN. - LB S . 4-40 5.2 4.3 4.8 2.9 5.5 5.3 4-48 6.6 5.4 6.1 3.6 6.9 6.7 5-40 7.7 6.3 7.1 4.2 8.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Hubbell CR c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Hubbell CR - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Hubbell CR, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Hubbell CR va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Hubbell CR, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Hubbell CR.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Hubbell CR. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Hubbell CR ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
