BunnメーカーCWTF-APS-MVの使用説明書/サービス説明書
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OPERA TING & SER VICE MANU AL B UNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 28182.
Page 2 INTRODUCTION This equipment will brew a half-gallon batch of coffee into an awaiting dispenser. It can be easily configured for 120V 15 amp, 120V 20 amp, 120/208V 20 amp or 120/240V 20 amp. The brewer has a hot water faucet for allied beverage use.
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Page 4 ELECTRICAL REQUIREMENTS CAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up. Requires 2-wire, grounded service rated 120 volts ac, 15 amp, single phase, 60 Hz. Requires 2-wire, grounded service rated 120 volts ac, 20 amp, single phase, 60 Hz.
Page 5 1. Flush the water line and securely attach it to the tee. 2. Turn on the water supply. 3. Place an empty vessel beneath the faucet and lift the handle until water is dispensed.
Page 6 INITIAL SET -UP CAUTION - The brewer must be disconnected from the power source throughout the initial set-up, except when specified in the instructions. 1. Insert an empty funnel into the funnel rails. 2. Place an empty dispenser under the funnel.
Page 7 28182 090100 2. Setting batch sizes. T o set a batch volume, first check that the SET/LOCK switch is in the "SET" position on the circuit board. Press and hold the ST ART or BREW switch until three distinct clicks are heard, and then release the switch.
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 Technical Service Department.
Page 9 TROUBLESHOOTING (cont.) PROBLEM Brew cycle will not start (cont.) Water is not hot PROBABLE CAUSE REMEDY 5. Timer 6. Solenoid Valve 7. Water strainer/flow control (.222 GPM) 1. Tank Heater Switch 2. Limit Thermostat CAUTION - Do not eliminate or bypass limit thermostat.
Page 10 TROUBLESHOOTING (cont.) PROBLEM Inconsistent beverage level in dispenser Consistently low beverage level in the dispenser Spitting or excessive steaming PROBABLE CAUSE 1. Strainer/flow control (.222 GPM) 2. Syphon System 3. Lime Build-up CAUTION - Tank and tank compo- nents should be delimed regularly depending on local water condi- tions.
Page 11 TROUBLESHOOTING (cont.) PROBLEM Spitting or excessive steaming (cont.) Dripping from sprayhead Water flows into tank continuously (ON/OFF Switch "ON") Water flows into tank continuously (ON/OFF Switch "OFF") Beverage overflows dispenser PROBABLE CAUSE 2.
Page 12 TROUBLESHOOTING (cont.) PROBLEM Weak beverage Dry coffee grounds remain in the funnel Brewer is making unusal noises PROBABLE CAUSE 1. Filter Type 2. Coffee Grind 3. Sprayhead 4. Funnel Loading 5. Water Temperature 1. Funnel Loading 1. Solenoid 2.
Page 13 TROUBLESHOOTING (cont.) PROBLEM Brewer is making unusal noises (cont.) Low beverage serving tempera- ture (CWTF Only) PROBABLE CAUSE 4. Tank Heater(s) 1. Warmer REMEDY Remove and clean lime off the tank heater(s). See page 21 Refer to Service - Warmer ele- ment for testing procedures.
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Page 15 SERVICE (cont.) CONTROL THERMOSTAT Location: The control thermostat is located inside the trunk on the upper left side of the component bracket. Test Procedures: 1. Disconnect the brewer from the power source. 2. Locate the blue wire on the control thermostat.
Page 16 SERVICE (cont.) FUSE HOLDER AND FUSE ASSEMBLY.
Page 17 LIMIT THERMOSTAT Location: The limit thermostat is located inside the rear of the hood on the center rear of the tank lid. Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the blue and black wires from the limit thermostat.
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Page 19 Location: The solenoid valve is located inside the trunk on the lower center part of the component bracket. Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect both wires from the solenoid valve. Connect the brewer to the power source.
Page 20 SERVICE (cont.) START SWITCH.
Page 21 TANK HEATERS Location: The tank heaters are located inside the tank and secured to the tank lid. Test Procedures: 1. Disconnect the brewer from the power supply.
Page 22 SERVICE (cont.) TANK HEATERS (cont.) 17. Refer to Fig.14 when reconnecting the tank heater wires. FIG. 14 TANK HEATER TERMINALS P1420 28182 021500.
Page 23 SERVICE (cont.) TANK HEATER SWITCH Location: The tank heater switch is located on the rear of the brewer on the upper left side of the trunk. Test Procedure: 1. Disconnect the brewer from the power source. 2. Disconnect the black wire from the limit thermo- stat.
Page 24 SERVICE (cont. TANK HEATER SWITCH (cont.) 15. Reconnect the two black wires to the tank heater switch terminals. 16. Set tank assembly inside the hood on mounting brackets and secure with two #8-32 screws. 17. Reconnect the wires to the limit thermostat and tank heaters.
Page 25 THERMAL FUSES.
Page 26 P1136 SERVICE (cont.) FIG. 20 TIMER TERMINALS Location: The timer is located inside the front of the trunk on the upper right side of component bracket.
Page 27 SERVICE (cont.) DIGITAL TIMER (Late Models) FIG. 21 DIGITAL TIMER.
Page 28 SERVICE (cont.) T o increase a brew volume, place the ON/OFF switch in the “ON” position, press and hold the ST ART switch until three clicks are heard.
Page 29 SERVICE (cont.) WARMER ELEMENT(S)(CWTF MODELS ONLY) Location: The warmer elements are located under the warmer plates. Test Procedures: 1. Disconnect the brewer from the power source.
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Page 31 SCHEMA TIC WIRING DIAGRAM FOR CWT -APS MV , CWTF-APS MV , CWTF-TS MV , CWTF-TSR MV 28182 090100.
デバイスBunn CWTF-APS-MV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 CWTF-APS-MV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 CWTF-APS-MV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 CWTF-APS-MV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 CWTF-APS-MV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 CWTF-APS-MV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 CWTF-APS-MV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 CWTF-APS-MV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 CWTF-APS-MV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。
