Hubbell Electric Heater Companyメーカー" SE "の使用説明書/サービス説明書
ページ先へ移動 of 25
OPERATING AND MAINTENANCE MANUAL FOR COMMERCIAL ELECTRIC WATER HEATER ELECTRIC HEATER COMPANY BASE MODEL “ SE ”.
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 10 III S C H E D U LE D M A IN TE NANC E AND OPERATION 12 I V TROUBL ES HOOTI NG 14 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 CONTROL THERMOS TAT The water heater is supplied with either a surface mounted or immersion thermostatic switch that is installed and wired at the factory . See drawing for specific details. The surface mounted thermostat can be adjusted through a range of 110° - 170° F .
7 MAGNETIC CONTACTOR The magnetic contactor(s) is a heavy -duty resistive load ty pe rated for 100,000 cy cles. T he co nt act o r su ppl i es p ow er t o t he hea ti ng e le men t( s) and is si z ed b as ed on t he resistive load (non-inductive) rating of the circuit.
8 Fused Low Voltage Transformer A fused low voltage transformer may be supplied. This option is used to step down higher voltages to 120-volt for the control circuit.
9 On/Off Switch A built-in non-fused On/Off disconnect switch may be supplied with the control panel to disconnect power to the control panel control and power circuit wiring. Individually Fused Ele me nts To prevent the possibility of damag e to circuits and elements in c ase of electrical overloa ds, fuses may be supplied for each circuit.
10 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.
11 Outlet to floor drain Install 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 floor drain. CAUTION: No valve of any ty pe should be installed between the relief valve and tank or in the drain line.
12 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.
13 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.
14 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.
15 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.
16 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.
17 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.
18 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.
19.
20 SURFACE MOUNTED THE RMOSTAT 1. Disconnect power from unit. 2. Remove access cover and locate t hermostat. 3. Disconnect the two (2) 14 gauge wires. Control Wires 4. Remove two (2) mounting screws. Mounting Screws 5. Replace thermost at using the reverse procedure.
21 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.
22 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.
23 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.
24 SECTION VI – MISCELL ANEOUS CHARTS AND FORMULAS ELEMENT CHA RT Resistance (Ohms) Element Part # I mmersion L ength Hairpin 1 Φ 3 Φ DELTA 3 Φ WYE 2-38683N 13" 57.6 19.2 57.6 38.6 3-38683N 13" 43.2 14.4 43.2 28.9 4-38683N 13" 34.4 11.
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.
デバイスHubbell Electric Heater Company " SE "の購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
Hubbell Electric Heater Company " SE "をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはHubbell Electric Heater Company " SE "の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Hubbell Electric Heater Company " SE "の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Hubbell Electric Heater Company " SE "で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Hubbell Electric Heater Company " SE "を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はHubbell Electric Heater Company " SE "の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Hubbell Electric Heater Company " SE "に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちHubbell Electric Heater Company " SE "デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。
