Manuel d'utilisation / d'entretien du produit CWTF TWIN du fabricant Bunn
Aller à la page of 35
CWT TWIN CWTF TWIN CWTF TWIN-APS.
Page 2 INTRODUCTION This equipment will brew one or two half-gallon batches of coffee simultaneously into awaiting dispensers (with just the press of a button). One side may include a hot water faucet for allied beverage use. It is only for indoor use on a sturdy counter .
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 HOOK-UP CAUTION – Improper electrical installation will damage electronic components. 1. An electrician must provide electrical service as specifi ed. 2. Using a voltmeter , check the voltage and color coding of each conductor at the electrical source.
Page 5 Models CWT & CWTF PLUMBING REQUIREMENTS These brewers must be connected to a cold water system with operating pressure between 20 and 90 psi (138 and 620 kPa) from a 1 ⁄ 2 " or larger supply line. A shut-off valve should be installed in the line before the brewer .
Page 6 INITIAL SET -UP CAUTION - The brewer must be disconnected from the power sour ce throughout the initial set-up, except when specifi ed in the instructions. 1. Insert an empty funnel into the funnel rails. 2. Place an empty dispenser under the funnel.
Page 7 10737 100801 OPERA TING CONTROLS ON/OFF SWITCH Placing the "ON/OFF" switch in the "OFF" lower position stops brewing. Stopping a brew cycle after it has been started will not stop the fl ow of water into the funnel until the tank syphons down to its proper level.
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 Brew cycle will not start (cont.) Water is not hot PROBABLE CAUSE REMEDY 10737 120800 Refer to Service - ON/OFF Switch for testing. See page 16 Refer to Service - Start Switch for testing procedures. See page 20 Refer to Service - Timer for testing procedures.
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 - T ank 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 fl ows into tank continuously (ON/OFF Switch "ON") Water fl ows into tank continuously (ON/OFF Switch "OFF") Beverage overfl ows 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 T ype 2. Coffee Grind 3. Sprayhead 4. Funnel Loading 5. Water T emperature 1. Funnel Loading 1. Solenoid 2.
Page 13 TROUBLESHOOTING (cont.) PROBLEM Brewer is making unusal noises (cont.) Low beverage serving tempera- ture PROBABLE CAUSE 4. T ank Heater 1. Warmer REMEDY Remove and clean lime off the tank heater . See page 21 Refer to Service - Warmer ele- ment for testing procedures.
Page 14 O N O N O F F OFF T A N K C AU T IO N : W A R M E R S A ND S U R F A C E S A R E H O T CA UT I O N C A U T I ON D I S C A R D D E C AN T E R D I S C A R D D E C AN T E R I F : I F : . CRA CKE D . CR AC K E D . S C RA T C H E D . S C R A T C H E D .
Page 15.
Page 16.
Page 17 SERVICE (cont.) 10737 100801 ON/OFF SWITCHES (cont.) T est Procedure: 1. Disconnect the brewer from the power source. 2. Viewing the switch from the back remove the white or red wire from the upper terminal and the black wire from the center terminal.
Page 18.
Page 19.
Page 20 APS Models ST ART SWITCHES SERVICE (cont.).
Page 21.
Page 22.
Page 23 SERVICE (cont.) 10737 120800 Diagrams and check the brewer wiring harness. 5. Check for continuity between the black wire re- moved from the limit thermostat and the black insert on the terminal block. with the tank heater switch in the "ON" upper position.
Page 24 O N ON O F F O F F T A N K USE COPPER WIRE ONLY FOR POWER SUPPLY CONNECTIONS USE COPPER WIRE ONLY FOR POWER SUPPLY CONNECTIONS 1 2 3 4 5 .5 MINUTES BUNN-O-MATIC P/N 2235-120 VAC 1 2 3 4 5 .
Page 25.
Page 26 10737 120800 BLU/BLK wire from TL5 to P1 WHI/GRN wire from TL4 to (WHI) Solenoid WHI/BLU wire from TL3 to (BLK) Solenoid WHI wire from TL2 to P2 BLK wire from TL1 to P3 FIG. 22 DIGIT AL TIMER WIRING P2037 DIGIT AL BREW TIMER (Late Models)(cont.
Page 27 O N ON O FF O F F T A N K C A U T I O N : W A R M E R S A N D S U R F AC E S A R E H OT C A U T IO N CAU TI ON DI SCAR D DE C A NT E R D I SC A RD D ECA N T E R I F : I F : . C R AC K E D . CR A C K ED . S C R A T C H E D . S C R A T C H E D .
Page 28 WHI/RED (NOT AVAILABLE ON CWT TWIN-AP S ) LEFT LOWER WARMER WHI/RED WHI/GRN P1-2 P1-3 P4-2 P4-3 SCHEMATIC WIRING DIAGRAM CWT/CWTF TWIN 0/2, 2/2, 4/2 & CWT TWIN-APS L1 GREEN N L2 (FAUCET) THERMAL S AFETY FU S E BLK RIGHT TANK HEATER BLK BLK BLK RED BLU BLK BLK S W2 RT.
Page 29 P4-2 P4-3 SCHEMATIC WIRING DIAGRAM CWT TWIN 2/2 & 4/2 W/RECOVERY BOOSTER L1 GREEN N L2 RED WHI WHI WHI LEFT TOP WARMER RIGHT TOP WARMER.
Page 30 GRY PIN L.E.D. L.E.D. GRY PIN GRY PIN OPTIONAL INDICATOR TIMER WHI/RED WHI/GRN P1-2 P1-3 SCHEMATIC WIRING DIAGRAM CWTF TWIN 0/6 L1 GREEN (FAUCET) BLK BLK RIGHT TANK HEATER BLK BLU BLK BLK S W2 RT. LIMIT THERMO S TAT RT. READY INDICATOR RT. S W.
Page 31 BLK WHI RED BLU TANK HEATER BLK LIMIT THERMO S TAT LIMIT THERMO S TAT S W1-L S W1-R (FAUCET S IDE) "KEEP WARM" HEATER SCHEMATIC WIRING DIAGRAM CWTF TWIN 4/2 & 0/6 TWO-CIRCUIT GREEN GREEN L2 N L1 LEFT L2 N L1 RIGHT 10 8 47.
Page 32 WHI/RED WHI/GRN P1-2 P1-3 SCHEMATIC WIRING DIAGRAM CWTF TWIN 0/6 WITH RECOVERY BOOSTER L1 GREEN (FAUCET) THERMAL S AFETY FU S E BLK BLK RIGHT TANK HEATER BLK BLU BLK BLK S W2 RT.
Page 33 WHI/RED WHI/GRN P1-2 P1-3 P4-2 P4-3 SCHEMA TIC WIRING DIAGRAM CWTF A TWIN 2/2, 4/2 & TWIN-APS L1 GRN/YEL L2 L3 RIGHT T ANK HEATER BLK BLU RT .
Page 34 BLK WHI/RED WHI/GRN P1-2 P1-3 P4-2 P4-3 SCHEMATIC WIRING DIAGRAM CWTFA & CWTFB TWIN 2/2 & 4/2 L1 GRN/YEL L2 (FAUCET) THERMAL FUSE BLK RIGHT TANK HEATER BLK RED BLU BLK BLK SW2 RT.
Page 35 BLK WHI/RED WHI/GRN P1-2 P1-3 P4-2 P4-3 SCHEMA TIC WIRING DIA GRAM CWTF A 2/2 TWIN, CWTF A 4/2 TWIN & CWTF A TWIN-APS L1 L2 10736.0004A 02/06 © 2006 BUNN-O-MA TIC CORPORA TION 230 VOL TS .
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 CWTF TWIN 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 CWTF TWIN - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Bunn CWTF TWIN, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Bunn CWTF TWIN va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Bunn CWTF TWIN, 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 CWTF TWIN.
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 CWTF TWIN. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Bunn CWTF TWIN 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.
