BunnメーカーH5Mの使用説明書/サービス説明書
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H5M 10267.0000D 7/00 © 1988 BUNN-O-MATIC CORPORATION B UNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 BU N N ® OPERA TING .
2 CONTENTS Introduction ................................................. 2 Warranty ...................................................... 2 User Notices ................................................ 3 Electrical Requirements .....................
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4 ELECTRICAL REQUIREMENTS CAUTION - The dispenser must be disconnected from the power source until specified in Initial Set-Up. The H5M dispenser requires 2-wire, grounded service rated 120, 208, or 240 volts ac, 20 amp, single phase. The H5MA, 230V-CE dispenser requires 2-wire, grounded service rated 230 volts ac, 40 amp, single phase, 50/ 60Hz .
5 INITIAL SET -UP CAUTION - The dispenser must be disconnected from the power source throughout the initial set-up, except when specified in the instructions. 1. Remove the upper rear panel and rotate the control thermostat knob fully counterclockwise to the “ OFF ” position and r eplace the panel.
6 TROUBLESHOOTING A troubleshooting guide is provided to suggest probable causes and remedies for the most likely problems encountered. If the problem remains after exhausting the troubleshooting steps, contact the Bunn-O-Matic T ech- nical Service Department.
7 TROUBLESHOOTING (cont.) Problem Probable Cause Remedy Automatic refill will not operate after drawing hot water . Water flows into the tank con- tinuously (Dispenser discon- nected from power source). Water flows into the tank con- tinuously (Dispenser connected to power source).
8 TROUBLESHOOTING (cont.) Problem Probable Cause Remedy Water boils continuously . Dispenser is making unusual noises. Ready indicator will not light. (when temperature is within 4 ° of its selected setting.) 1. T emperature control 2. Lime build-up 1.
9 SERVICE This section provides procedures for testing and replacing various major components used in this dis- penser should service become necessar y .
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12 SERVICE (cont.) Solenoid Valve Location: The solenoid valve is located inside the rear of the dis- penser on the right side near the bottom. 6. Check the solenoid valve for coil action.
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14 FIG. 10 THERMOSTAT WIRING BLU/BLK to Limit Thermostat BLK to T erminal Block P1782 SERVICE (cont.) Thermostat Location: The mechanical thermostat is located inside the upper rear panel. T o test the thermostat, access will also be needed to the terminal block located inside the bottom access panel.
15 SERVICE (cont.) Liquid Level Board Location: The liquid level board is located inside the lower panel. Test Procedure: 1. Disconnect the dispenser from the power sour ce. 2. Remove the blue wire from terminal 1 and the pink wire from terminal 4 of the circuit board.
16 15. Move the probe's flat end to the dispenser hous- ing. The indication must be 0. 16. Move the probe's flat end away from the dispenser housing. The indication should again be: a.) 100 to 120 volts ac for 100 to 120 volt models, b.) 200 to 240 volts ac for 200 to 240 volt models, c.
17 Location: The contactor is located on the component bracket inside the lower rear panel. T est Pr ocedures: 1. Disconnect the dispenser from the power sour ce. 2. Disconnect the black wire from the contactor coil to the limit thermostat and black wire from the red wire on the main harness on two wire 240V mod- els.
18 BLK to left Tank Heater RED to Terminal Block(L2) BLK to Terminal Block (L1) RED to Right Tank Heater BLK to Limit Thermostat RED from Main Harness P1725 FIG.14 CONTACTOR WIRING contactor . Removal and Replacement: 1. Disconnect all the wires from the contactor .
19 4 3 12 LIQUID LEVEL BOARD BLU/BLK TANK HEATER 120 VOLTS A C 2 WIRE SINGLE PHASE 10243.0000D 1/99 © 1987 BUNN-O-MATIC CORPORATION SCHEMATIC WIRING DIAGRAM H5M L1 N BLK BLK BLK SOL WHI GREEN BLU WHI.
20 WIRING DIAGRAMS 4 3 12 LIQUID LEVEL BOARD BLK SW& THERMOSTAT 10262.0001A 11/99 © 1999 BUNN-O-MATIC CORPORATION SCHEMATIC WIRING DIAGRAM H5MA, 230V CE L1 L2 BLK SOL GREEN BLU BLK BLK (PROBE) P N K RED RED RED BLU/BLK BLK RED-12 BLK-12 N.O. N.O.
デバイスBunn H5M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:
Bunn H5M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Bunn H5M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。Bunn H5M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。Bunn H5M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。
Bunn H5M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Bunn H5M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、Bunn H5M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Bunn H5M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。