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Hubbell Electric Heater Company V10 - page 1
OPERATING AND MAINTENANCE MANUAL FOR ELECTRIC INDUSTRIAL PROCESS WATER HEATER ELECTRIC HEATER COMPANY BASE MODEL “ V10 and V20 ” ...
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Hubbell Electric Heater Company V10 - page 2
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 number and serial num ber when calling the factory. WARNING / CAUTION 1. Tank is to be complete ly filled with water and all a ir is to be vented befor ...
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Hubbell Electric Heater Company V10 - page 3
3 TABLE OF CONTENTS SECTION TITLE PAG E # I GENERAL DESCRI PTION AND CONSTRUCTION 5 II I NSTALL ATI ON 10 III S C H E D U LE D M A IN T E NANCE AND OPERATION 16 I V TROUBLESHOOTI NG 18 V S E R V I C I N G & R E P L A C E M E N T O F P A R T S 2 0 VI MI SCELLANEOUS CHARTS AND FORMULAS 26 ...
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Hubbell Electric Heater Company V10 - page 4
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Hubbell Electric Heater Company V10 - page 5
5 SECTION I - GENERAL DESCRIPTION AND CONST RUCTION GENERAL DESCRIPTION This booklet describes an electric water heater designed for use in an industrial or commercial application. The complete assembly consists of the storage tank, immersion electric heating element(s), thermostat, safety relief valve, safety high temperature cut out, ma gnetic co ...
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Hubbell Electric Heater Company V10 - page 6
6 CONTROL THERMOS TAT The water heater is supplied with a single stage immersion the rmostatic switch that i s install ed and wired at the factory. The thermostat can be adjusted through a range of 100° - 195° F, (an optional low range, 30° - 110° F, is available), and is adjustable with a flat tip screwdriver. Other thermostati c controls are ...
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Hubbell Electric Heater Company V10 - page 7
7 OUTER SHELL, INSULATION, AND SUPP ORTS The tank 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. Heavy gaug e steel support legs are provided. OPTIONS The following optional features may be included in y our water heater. Ref ...
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Hubbell Electric Heater Company V10 - page 8
8 Dial Temperature an d Pressure Gauge A combination temperature (70° - 250° F) and pressure (0 – 200 psi) gaug e with 2½-inch dial may be supplied for in- line installation (shipped loose). Vacuum Relief Valve A vacuum relief valve may be provided with the unit to reduce the risk of back siphonage and back pressure of the sy stem. The valve w ...
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Hubbell Electric Heater Company V10 - page 9
9 Building Management System (BMS) A Building Manag ement Sy stem control package may be supplied for remote operation and alarm capabilitie s. Pump Interlock Term inal Block An optional pump interlock terminal block may be installed to prevent energizing when the pump is not running. Silicon Control Re ctifier A silicon control rectifier (SCR) “ ...
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Hubbell Electric Heater Company V10 - page 10
10 SECTION II – INSTALLATION WARNING / CAUTION DO NOT TURN ON THE ELECTRI C POWER SUPPLY to this equipment until he ater is completely fille d with water and all air has been relea sed. If the heater is NOT fille d with water when the power is turned on, the heating elements will burn out. For protection against excessive pressures and temperatur ...
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Hubbell Electric Heater Company V10 - page 11
11 4. I nstall the combination temperature and pressure safety relief valve in the tapping provided. Note that this is required by law for safety considerations. Outlet to floor drain I nstall into provided tapping Manual Release Lev e r Temperature Probe Temperature and Pressure Relief Valve 5. I nstall a relief valve overflow pipe to a nearby flo ...
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Hubbell Electric Heater Company V10 - page 12
12 FINAL CHECKS 1. Check all connections for tightness. 2. Ensure that all the above steps are completed 3. After the wa ter is heated for the first time, monitor the water te mperature as de scribed in S e c t i o n III, Q u a r t e r l y In s p e c t i on. Outgoing Hot Water I ncoming Cold Wate r 1 – V Model Water Heater 2 – Pressure and Temp ...
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Hubbell Electric Heater Company V10 - page 13
13 1 – Terminal Block 2 – Magnetic Contactor 3 – Heating Element 4 – Low Water Cut-Off, if supplied 5 – Transformer, 480-Volt/240-Volt, installed on 480-Volt models with low water cut-off only 6 – High-Te mperature L imit Switch 7 – Control Thermostat ...
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Hubbell Electric Heater Company V10 - page 14
14 1 – Terminal Block 2 – Magnetic Contactor 3 – Heating Element 4 – Low Water Cut-Off, if supplied 5 – Transformer, 480-Volt/240-Volt, installed on 480-Volt models with low water cut-off only 6 – High-Te mperature L imit Switch 7 – Control Thermostat ...
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Hubbell Electric Heater Company V10 - page 15
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Hubbell Electric Heater Company V10 - page 16
16 SECTION III - SCHEDULED MAINTE NANCE AND OPERATION WARNING / CAUTION Before performing any maintenance procedure, make certain power supply is OFF and cannot accidentally be turned on. MAINTENANCE AND OPERATION The water heater is automatic in its operation. I t will maintain a full tank of water at the temperature setting of the thermostat. The ...
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Hubbell Electric Heater Company V10 - page 17
17 ANNUAL INSPECTION 1. Flush tank as follows a. Shut off power supply . b. Close valve on hot water outlet piping. c. Open valve on drain piping. d. Cold water inlet line pressure will be strong enough to flush sediment from the bottom of the tank out through the drain. L et water run for 3-4 minutes. e. Close drain valve. f. Open hot water valve. ...
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Hubbell Electric Heater Company V10 - page 18
18 SECTION IV – TROUBLESHOOTING Symptom Probable Cause Corrective Action / Remedy Circuit breaker tripped at source. Reset circuit breaker. Blown fuse in transformer, if installed. Replace fuse. Circuit breaker at control cabinet tripped, if installe d. Reset circ uit breaker. Blown fuse in element fuse block, if installed. Replace fuse. High lim ...
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Hubbell Electric Heater Company V10 - page 19
19 Faulty thermosta t. Check thermostat adjustment. Monitor thermostat as described i n S e c t i o n III, Q u a r t e r l y I nspection. Replace if necessary. Heating e lement not working on all phases Check to see that heating element is working on all phases, by checking the resistance (ohms) value for each element and c omparing with the chart ...
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Hubbell Electric Heater Company V10 - page 20
20 SECTION V - SERVICING & REPLACEMENT OF PARTS WARNING / CAUTION Before servicing or replacing any part make sure to turn the power supply switch to the OFF position. SURFACE TEMPERATURE HIGH LIMIT CUT -OFF 1. Disconnect power from unit. 2. Remove access cover. 3. Disconnect the four (4) 14 gauge wires. Control Wires 4. Remove the two (2) moun ...
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Hubbell Electric Heater Company V10 - page 21
21 IMMERSION TEMPERATURE HIGH L IMIT CUT-OFF 1. Disconnect power from unit. 2. Remove access cover. 3. Remove high limit c over screw and c over. Cover Cover Screw Reset Switch 4. Disconnect the two (2) 14 gauge wires. Wires Capillary Tube 5. Remove capilla ry tube and bulb from ther mowell 6. Remove two (2) mounting screws. Mounting Screws 7. Remo ...
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Hubbell Electric Heater Company V10 - page 22
22 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 outg oing water line. 5. Drain water from tank. 6. Disconnect the wires from the heatin g element terminal s. 7. Remove the 3/8-16 nuts. Tan ...
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Hubbell Electric Heater Company V10 - page 23
23 IMMERSION THE RMOSTAT 1. Disconnect power from unit. 2. Remove access cover and locate t hermostat. 3. Remove high limit c over screw and c over. Cover Cover Screw 4. Disconnect the two (2) 14 gauge wires. Wires Capillary Tube 5. Remove capilla ry tube and bulb from thermowe ll. 6. Remove two (2) mounting screws. Mounting Screws 7. Replace therm ...
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Hubbell Electric Heater Company V10 - page 24
24 MAGNETIC CONTACTOR 1. Disconnect power from unit. 2. Disconnect line and load wires to contactor. 3. Disconnect two (2) 14 gaug e control circuit wires. Control Wires Line Wires Load Wires 4. Loosen two (2) holding screws and remove contactor. Mounting Screws (Bottom screw not shown) 5. Replace with new cont actor using reverse procedure. ...
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Hubbell Electric Heater Company V10 - page 25
25 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 replace with new one. 6. Connect overflow piping. 7. Turn on incoming water supply and check for leaks. 8. Turn safety switch ...
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Hubbell Electric Heater Company V10 - page 26
26 SECTION VI – MISCELL ANEOUS CHARTS AND FORMULAS ELEMENT CHA RT Power (kW) Resistance (Ohms) Element Part # 208V 240V 480V I mmersion L ength Hairpin 1 Φ 3 Φ DELTA 3 Φ WYE CH-FO 608 6 ---- ---- 13 3/8" 7.2 7.2 ---- ---- CH-FO 604 4.5 6 ---- 13 3/8" 9.6 9.6 ---- ---- 4-38683N 4 5 6 13" 34.4 11.5 34.4 23.0 5-38683N 5 6 8 13" ...
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Hubbell Electric Heater Company V10 - page 27
27 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 8.1 7.8 5-44 9.4 7.7 8.7 5.1 9.8 9.6 6-32 9.6 7.9 8.9 5.3 10.1 9.8 6-40 12.1 9.9 11.2 6.6 12.7 12.3 8 ...
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