Manuel d'utilisation / d'entretien du produit TS du fabricant Bunn
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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 10690.
Page 2 INTRODUCTION This equipment will brew a half-gallon batch of coffee into an awaiting dispenser. It can be easily configured for either pour-over or automatic brewing. The automatic version may include a hot water faucet for allied beverage use.
Page 3 USER NOTICES Carefully read and follow all notices in this manual and on the equipment. All labels on the equipment should be kept in good condition.
Page 4 ELECTRICAL REQUIREMENTS CAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up. "A" Models require 2-wire grounded service rated 230-240 volts ac, 20 amp, single phase, 50 Hz. Electrical Hook-Up CAUTION – Improper electrical installation will damage electronic components.
Page 5 Models CWTFA-APS & CWTFA-TS 1. Attach the flare fitting from the short piece of tubing on the flow control (supplied) to the lower water inlet fitting at the left rear of the brewer. 2. Attach the flare fitting from the short piece of tubing on the tee (supplied) to the upper water inlet fitting at the left rear side of the brewer.
Page 6 10690.1 063000 7. Place the "ON/OFF" switch in the “ OFF ” (lower) position after water has stopped flowing from the funnel, and let the water in the tank reheat to the proper temperature. 8. Empty the dispenser and proceed as directed: 8A.
Page 7 OPERA TING CONTROLS Models CWA-APS & CWA-TS: These models function without operating controls. Models CWTA-APS, CWTFA-APS, CWTA-TS & CWTFA-TS: ON/OFF SWITCH Placing the "ON/OFF" switch in the "OFF" (lower) position stops brewing.
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.) Brew cycle will not start (cont.) Water is not hot Inconsistent beverage level in dis- penser PROBABLE CAUSE REMEDY 7. Water strainer/flow control (.222 GPM)(CWTA-APS, CWTFA- APS, CWTA-TS, CWTFA-TS) 1. Tank Heater Switch 2.
Page 10 TROUBLESHOOTING (cont.) Inconsistent beverage level in the dispenser (cont.) Consistently low beverage level in the dispenser Spitting or excessive steaming Dripping from sprayhead 4. Water Pressure (CWTA-APS, CWTFA-APS,CWTA-TS & CWTFA- TS) 1.
Page 11 TROUBLESHOOTING (cont.) Water flows into tank continuously (ON/OFF Switch "ON") Water flows into tank continuously (ON/OFF Switch "OFF") Beverage overflows dispenser Weak beverage 1. Timer (CWTA-APS, CWTFA- APS, CWTA-TS & CWTFA-TS) 1.
Page 12 TROUBLESHOOTING (cont.) Weak beverage (cont.) Dry coffee grounds remain in the funnel Brewer is making unusal noises Brewer is making unusal noises (CW) 5. Water Temperature 1. Funnel Loading 1. Solenoid (CWTA-APS, CWTFA- APS, CWTA-TS & CWTFA-TS) 2.
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Page 14 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 15 SERVICE (cont.) LIMIT THERMOSTAT (CWTA & CWTFA) Location: The limit thermostat is located inside the rear of the hood on 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 17 SERVICE (cont.) SOLENOID VALVE 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 the white/green wire and black wire from the solenoid valve.
Page 18 SERVICE (cont.) START SWITCH P1467.40 Location: The start switch is located in the front of the hood just to the right of center. Test Procedure: 1. Disconnect the brewer from the power supply. 2. Disconnect the white/orange wire from the top switch terminal and the white/yellow wire from the bottom switch terminal.
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Page 20 SERVICE (cont.) TANK HEATER SWITCH P2195.40 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 (Automatics only) or the blue wire (Pour Overs only).
Page 21 13. Insert new tank heater switch through the hole in the upper left rear of the trunk and secure with switch indicator/guard bracket, hex facenut and plastic facenut. 14. Refer to Fig. 15 and reconnect the wires to the tank heater switch terminals.
Page 22 FIG. 17 TIMER TERMINALS P1472 TL1 WHI/RED from ON/OFF Switch(1) TL2 RED to Terminal Block (Red Insert) TL3 WHI/ORN from Start Switch TL4 WHI/GRN from Solenoid TL5 WHI/YEL from Start Switch TIMER (Early Models) FIG. 16 TIMER P1468.40 Location: The timer is located inside the front of the trunk on the component bracket.
Page 23 SERVICE (cont.) DIGITAL BREW TIMER (Late Models) P2195.40 FIG. 18 DIGITAL BREW TIMER Location: The timer is located inside the front of the trunk on the top of the component bracket. Test Procedure. NOTE: Do not remove or install wires while timer board is installed.
Page 24 TL1 WHI/RED from ON/OFF Switch(1) TL2 RED to T erminal Block (Red Insert) TL3 WHI/ORN from Start Switch TL4 WHI/GRN from Solenoid TL5 WHI/YEL from Start Switch FIG. 19 DIGIT AL TIMER WIRING P2037 SERVICE (cont.) DIGITAL BREW TIMER (Late Models)(cont.
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Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Bunn TS c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Bunn TS - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Bunn TS, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Bunn TS va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Bunn TS, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Bunn TS.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Bunn TS. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Bunn TS ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
