Instruction/ maintenance manual of the product HSE Hubbell Electric Heater Company
Go to page of 22
OPERATING AND MAINTENANCE MANUAL FOR COMMERCIAL HORIZONTAL CEILING-HUNG ELECTRIC WATER HEATER ELECTRIC HEATER COMPANY BASE MODELS “ HE and HSE ”.
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 8 III S C H E D U LE D M A IN TE NANC E AND OPERATION 11 I V TROUBL ES HOOTI NG 13 V SERVICI NG .
4.
5 SECTION I - GENERAL DESCRIPTION AND CONST RUCTION GENERAL DESCRIPTION This book describes a packaged electric water heater that is a stationary, self-contained unit.
6 TEMPERATURE HIGH LIMIT SWIT CH As a safety device, a surface mounted hig h temperature cut-off switch with manual reset, factory set at 190° F is provided.
7 MAGNETIC CONTACTOR (HSE Models Only ) The magnetic contactor(s) is a heavy-duty resistiv e load ty pe rate d for 100,000 cy cle s. The contactor s upplies power to th e hea ti ng e lem en t( s) b as.
8 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.
9 PIP ING INSTALLATION NOTE: The most effect ive means for preventing deteriorat ion from accelerated corrosi on due to galva nic and stray curr ent is the installation of dielectric fittings/unions. The installation of the se fittings is the responsibility of the installing contractor.
10 FILLING THE HEATER 1. Completely close the drain va lve. 2. Open the highest hot water faucet to allow all air to escape from piping. 3. Open the valve to the cold water inlet and allow the hea t er and piping system to comple tely fill, as indicated by a steady flow of water from the open f aucet.
11 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.
12 4. I nspect ceiling supports for tightness and/or damag e. 5. Check for loose electri cal connections. Tighten as necessary. 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.
13 SECTION IV – TROUBLESHOOTING Symptom Probable Cause Corrective Action / Remedy Circuit breaker tripped at source. Reset circuit breaker. High limit switch tr ipped. Reset hig h limit switch. Loose wires. Tighten wires. Torque screws per torque chart included in Section VI .
14 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. SURFACE TEMPERATURE HIGH LIMIT CUT -OFF 1. Disconnect power from unit. 2. Remove access cover.
15 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.
16.
17 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.
18 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.
19 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.
20 SECTION VI – MISCELL ANEOUS CHARTS AND FORMULAS FORMULAS 3-PHA S E 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 2-38683N 2.5 3 4 13" 57.6 19.2 57.6 38.6 3-38683N 3 4 5 13" 43.
21 SINGLE P HASE ELEMENT CHART Power (Wat ts) Element Part # 120V 208V 240V 277V 480V I mmersion L ength Element Resistance (Ohms) CH-FO-358 ---- 3500 ---- ---- ---- 11 3/8" 12.36 CH-FO-408 ---- 4000 ---- ---- ---- 11 3/8" 10.82 CH-FO-508 ---- 5000 ---- ---- ---- 13 1/4" 8.
22 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.
An important point after buying a device Hubbell Electric Heater Company HSE (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hubbell Electric Heater Company HSE yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hubbell Electric Heater Company HSE - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hubbell Electric Heater Company HSE you will learn all the available features of the product, as well as information on its operation. The information that you get Hubbell Electric Heater Company HSE will certainly help you make a decision on the purchase.
If you already are a holder of Hubbell Electric Heater Company HSE, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hubbell Electric Heater Company HSE.
However, one of the most important roles played by the user manual is to help in solving problems with Hubbell Electric Heater Company HSE. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hubbell Electric Heater Company HSE along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center