BunnメーカーTU3Q-EZの使用説明書/サービス説明書
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BU N N ® BUNN-O-MA TIC CORPORA TION TU3Q-EZ POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 TELEPHONE: (217) 529-6601 FAX: (217) 529-6644 29460.
Page 2 CONTENTS Introduction .............................................................. 2 Warranty ................................................................... 2 User Notices ............................................................. 3 Electrical Requirements .
Page 3.
Page 4 ELECTRICAL REQUIREMENTS CAUTION - The brewer must be disconnected from the power sour ce until specified in Initial Set-Up. 120V model brewers require 2-wire, grounded service rated 120 volts ac, 15 amp, single phase, 60 Hz. Proceed as follows: Electrical Hook-Up CAUTION – Improper electrical installation will damage electronic components.
Page 5 PLUMBING REQUIREMENTS (cont.) 1. Remove the shipping cap from the bulkhead fitting on the rear of the brewer . 2. Attach the flare fitting from the short piece of tubing on the strainer/flow control (supplied) to the water inlet fitting at the rear of the brewer .
Page 6 OPERA TING CONTROLS A. ON/OFF Switch ON - Placing the switch in the left position allows the start switch to activate a timed brew cycle for three gallons of tea.
Page 7 TU3Q-EZ ADJUSTMENTS & OPTIONAL SETTINGS.
Page 8 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 echnical Service Department.
Page 9 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY BREWING CIRCUIT Ready light flashing Brew cycle will not start 1. Brewer has shut down due to malfunction. 1. No water 2. No power or incorrect voltage to the brewer 3. ON/OFF switch not in the "ON" po- sition 4.
Page 10 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY BREWING CIRCUIT (cont.) Refer to Adjustments and Optional Settings to set brew volume. See page 7. Using a stop watch or sec- ond hand, time the length of the brew cycle. Record this time inside the top lid.
Page 11 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY BREWING CIRCUIT (cont.) Weak beverage Drip out time too long Dry tea leaves remain in the funnel 1. Sprayhead 2. Water temperatur e 3. Filter type 4. Funnel loading 1. Funnel Tip 1. Sprayhead 2.
Page 12 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Water does not heat to proper temperature IMPORT ANT : Make sure no tem- perature tests are taken before the ready light is "ON". T ank tempera- ture must be stabilized before read- ings are taken.
Page 13 DIAGNOSTICS Intermittent flashing of the READY indicator indicates that a fault exists. Count the number of flashes between pauses and use this chart as a guide to investigating the fault.
Page 14 SERVICE This section provides procedures for testing and replacing various major components used in this brewer should service become necessar y .
Page 15 SERVICE (cont.) BREW SOLENOID V AL VE FIG. 2 BREW SOLENOID V AL VE P1898.40 Location: The brew solenoid valve is mounted on the left side in the bottom rear of the brewer. Test Procedures: 1. Disconnect the brewer from the power sour ce. 2. Disconnect the white and white/green wires from the solenoid valve.
Page 16 SERVICE (cont.) LIMIT THERMOST A T FIG. 4 LIMIT THERMOST A T P1798.40 Location: The limit thermostat is located inside the hood on the tank lid. T est Pr ocedure: 1. Disconnect the brewer from the power source and remove the blue wire from the limit thermostat.
Page 17 SERVICE (cont.) ON/OFF SWITCH FIG. 6 ON/OFF SWITCH P1187.40 Location: The ON/OFF switch is located in the front of the hood, above and to the left of the brew funnel. T est Pr ocedure: 1. Disconnect the brewer from the power sour ce. 2. Remove the black and white/violet wires from the switch terminals.
Page 18 FIG. 9 ST ART SWITCH TERMINALS P1283 SERVICE (cont.) ST ART SWITCH.
Page 19 SERVICE (cont.) T ANK HEA TER FIG. 10 T ANK HEA TER Location: The tank heater is located inside the tank and secured to the tank lid. T est Pr ocedures: 1. Disconnect the brewer from the power supply . 2. With a voltmeter , check the voltage across the black and white wires.
Page 20 SERVICE (cont.) TEMPERA TURE PROBE FIG. 12 TEMPERA TURE PROBE P1798.40 Location: The temperature probe is located on the tank rear of the tank lid, behind the tank heater. T est Pr ocedures: 1. Disconnect the brewer from the power sour ce. 2. Remove the temperature probe from the grom- met.
Page 21 SERVICE (cont.) CONTROL BOARD FIG. 14 CONTROL BOARD P1798.40.
Page 22.
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Bunn TU3Q-EZ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 TU3Q-EZ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 TU3Q-EZ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 TU3Q-EZ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 TU3Q-EZ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 TU3Q-EZ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 TU3Q-EZ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 TU3Q-EZ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。
