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Bunn RT manuel d'utilisation

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- nom du fabricant et année de fabrication Bunn RT
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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Bunn RT ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Bunn RT et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Bunn en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Bunn RT, comme c’est le cas pour la version papier.

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Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Bunn RT, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

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Table des matières du manuel d’utilisation

  • Page 1

    OT & R T 10021.0000G 7/00 © 1989 BUNN-O-MATIC CORPORATION BUNN-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 & SERVICE MANUAL W A R N IN G ! HIGH HEAT WARMER D O N O T B O IL D E C A N T E R D R Y K E E P C O M B U S T IB L E S A W A Y FAILURE TO [...]

  • Page 2

    Page 2 CONTENTS Introduction ............................................................... 2 User Notices .............................................................. 3 Electrical Requirements ............................................. 4 Plumbing Requirements ............................................ 4 Initial Set-Up .....................[...]

  • Page 3

    Page 3 00656.0000 00688.0000[...]

  • Page 4

    Page 4 MODELS OT15 & 20 require 2- wire, grounded service rated 120 volts ac, 15 or 20 amp re- spectively , single phase, 60 Hz. Model 15 has an attached cordset. NEUTRAL WHITE L1 BLACK 208 or 240V.A.C. 120V.A.C. 120V.A.C. L2 RED MODELS OT35 & RT35 require 3-wire, grounded service rated 120/208 or 120/240 volts ac, 20 amp, single phase, 60 [...]

  • Page 5

    Page 5 PLUMBING REQUIREMENTS (Cont.) Plumbing Hook-Up Model OT15 has an attached water strainer , proceed to step 2. Models OT20, OT35, & RT35, proceed as follows: 1. Remove the rear panel and bottom pan. Run the long piece of tubing from the strainer (supplied) under the brewer and attach it to the water inlet fitting on the solenoid. Reinstal[...]

  • Page 6

    Page 6 MODEL RT C A U T IO N D IS C A R D D E C A N T E R I F : . C R A C K E D . S C R A T C H E D . B O IL E D D R Y . H E A T E D W H E N E M P T Y . U S E D O N H IG H F L A M E . O R E X P O S E D E L E C T R IC E L E M E N T S F A I L U R E T O C O M P L Y R IS K S IN J U R Y P N : 6 5 8 1 9 8 5 B U N N - O - M A T I C C O R P O R A T I O N F[...]

  • Page 7

    Page 7 MODELS OT & R T A. On/Off Brew Station Warmer Switch Placing the switch in the upper position supplies power to the brew station warmer and enables brew- ing. Placing the switch in the lower position cuts power to the brew station warmer and stops brewing. Stopping a brew cycle after it has been started will not stop the flow of water in[...]

  • Page 8

    Page 8 Problem Equipment will not operate. Brew cycle will not start. Probable Cause 1. No power or incorrect voltage 1. No water 2. Water Strainer 3. Flow Control Remedy (A) Connect the brewer to the power source. (B) Check the terminal block for the proper voltages. (C) Check cir cuit breaker/fuse. Check plumbing and shut-off valves. (A) Directio[...]

  • Page 9

    Page 9 TROUBLESHOOTING (cont.) Problem Brew cycle will not start. (cont.) Water flows into tank continuously (On/Off brew station warmer switch "OFF"). Water flows into tank continuously (On/Off brew station warmer switch "ON"). Water is not hot. Decanter warmer is not hot. Probable Cause 4. On/Off Brew Station Warmer Switch 5. [...]

  • Page 10

    Page 10 TROUBLESHOOTING (cont.) Problem Spitting or unusual steaming from sprayhead. Inconsistent beverage level in de- canter . Consistently high or low beverage level in decanter . Dripping from sprayhead. Probable Cause 1. Control Thermostat 2. Lime build-up CAUTION: T ank and tank compo- nents should be delimed regularly depending on local wate[...]

  • Page 11

    Page 11 TROUBLESHOOTING (cont.) Problem Beverage overflows decanter . Weak beverage. Brewer is making unusual noises. Probable Cause 1. Beverage left in decanter 1. T ype of paper filters 2. Coffee 3. Sprayhead 4. Funnel loading 5. Water temperatur e 1. Solenoid Valve 2. Plumbing lines 3. Water supply Remedy The brew cycle should be started only wi[...]

  • Page 12

    Page 12 FIG. 1 ACCESS P ANELS SERVICE This section provides procedures for testing and replacing various major components used in this brewer should service become necessar y . Refer to T roubleshooting for assistance in determining the cause of any problem. Component Access WARNING - Disconnect the brewer from the power source before the removal o[...]

  • Page 13

    Page 13 FIG. 2 BREW TIMER FIG. 3 BREW TIMER WIRING SERVICE (cont.) Brew Timer (Early Models) Location: The brew timer is located behind the front panel to the right of the tank, FIG. 2. T est Pr ocedure: 1. Disconnect the brewer from the power source and separate the polarized, three-pin connectors between the timer and brewer wiring harness and ro[...]

  • Page 14

    Page 14 T L 5 T L 4 T L 3 T L 2 T L 1 J2 SET LOCK L O C K S E T J1 DIGITAL BREW TIMER (Late Models) P2201 FIG. 4 DIGITAL BREW TIMER Location: The timers are located inside the front of the trunk on the upper right side of the component brackets. Test Procedure. NOTE: Do not remove or install wires while timer board is installed. Pressure applied to[...]

  • Page 15

    Page 15 3. Remove all wires from the timer. 4. Attach all wires to the replacement timer board prior to installation to the component mounting bracket. Refer to FIG. 5 when reconnecting the wires. 5. Install new circuit board with spacers (as re- quired) to the component mounting bracket. 6. Adjust the timer as described below. T imer Setting: NOTE[...]

  • Page 16

    Page 16 FIG. 6 CONTROL THERMOST A T FIG. 7 THERMOST A T WIRING SERVICE (cont.) Control Thermostat Location: The control thermostat is located behind the front panel, FIG. 6 to the left of the tank. T o test the control ther mostat, access will also be needed to the tank heater located in the top of the brewer . T est Pr ocedure: 1. Disconnect the b[...]

  • Page 17

    Page 17 FIG. 8 W ARMERS FIG. 9 W ARMERS FIG. 10 WARMER WIRING SERVICE (cont.) Warmer(s) OT : Brew Station & Upper RT : Left Rear , Left Front, Brew Station, & Right Front Location: OT : One of the warmers is beneath the brew funnel and the other is on the top lid, FIG. 8. RT : These warmers include the one beneath the brew funnel, the ones [...]

  • Page 18

    Page 18 FIG. 11 THREE HEA T WARMER FIG. 12 THREE HEA T WARMER WIRING SERVICE (cont.) Warmer R T : Right Rear Three Heat If continuity is present as described, proceed to #5. If continuity is not present as described, refer to the Wiring Diagrams and check the brewer wiring har - ness. 5. Check for continuity across the two outside ter - minals on t[...]

  • Page 19

    Page 19 FIG. 13 W ARMER SWITCHES FIG. 14 W ARMER SWITCHES FIG. 15 WARMER SWITCH WIRING SERVICE (cont.) Warmer Switch(es) OT : On/Off Brew Station & Upper RT : On/Off Brew Station If voltage is present as described, proceed to #4. If voltage is not present as described, refer to the Wir - ing Diagrams and check the brewer wiring harness. 4. Chec[...]

  • Page 20

    Page 20 FIG. 16 W ARMER SWITCHES FIG. 17 WARMER SWITCH WIRING SERVICE (cont.) Warmer Switch(es) R T : Left Rear , Left Front, & Right Front Location: These warmer switches are the two at the left and the left most one on the right of the base as viewed from the front, FIG. 16. Their knobs are marked Off/ On/Off/On. T o test these switches, acce[...]

  • Page 21

    Page 21 FIG. 18 THREE HEA T WARMER SWITCH FIG. 19 THREE HEA T WARMER SWITCH WIRING SERVICE (cont.) Warmer Switch(es) RT : Right Rear Three Heat Rotar y 5. Check the voltage across terminals L1 and 2 with a voltmeter when the switch is in the "High" posi- tion. Connect the brewer to the power sour ce. The indication must be as described in[...]

  • Page 22

    Page 22 FIG. 22 INDICA TOR LAMP WIRING FIG. 20 INDICA TOR LAMP - MODEL OT FIG. 21 INDICA TOR LAMP - MODEL RT SERVICE (cont.) Indicator Lamp(s) c) 100 volts ac for two wire 100 volt models. 4. Disconnect the brewer from the power source. If voltage is present, the indicator lamp is operating properly . If voltage is not present, replace the indicato[...]

  • Page 23

    Page 23 FIG. 23 LIMIT THERMOST A T FIG. 24 LIMIT THERMOST A T WIRING SERVICE (cont.) Limit Thermostat 4. Check for continuity across the limit thermostat terminals. If continuity is present as described, the limit thermo- stat is operating properly . If continuity is not present as described, replace the limit thermostat. Removal and Replacement: 1[...]

  • Page 24

    Page 24 FIG. 25 SOLENOID V AL VE FIG. 26 SOLENOID V AL VE WIRING SERVICE (cont.) Solenoid Valve 4. Check the solenoid valve for coil action. Con- nect the brewer to the power sour ce, place the On/Off brew station warmer switch in the upper position, press and release the start switch. Lis- ten carefully in the vicinity of the solenoid valve for a [...]

  • Page 25

    Page 25 FIG. 28 ST ART SWITCH - MODEL R T FIG. 27 ST ART SWITCH - MODEL OT FIG. 29 ST ART SWITCH WIRING SERVICE (cont.) Start Switch Location: The start switch is located in the base, below and to the right of the brew station, FIG.s 27 & 28. T est Pr ocedure: 1. Disconnect the brewer from the power source and remove the wires from both termina[...]

  • Page 26

    Page 26 FIG. 30 T ANK HEA TER FIG. 31 T ANK HEA TER WIRING SERVICE (cont.) T ank Heater Removal and Replacement: 1. Remove the wires to the tank heater and limit thermostat terminals. 2. Gently pull the thermostat tube with grommet out of the tank lid. 3. Remove the sprayhead and sprayhead nut from the panel on the bottom of the hood. 4. Disconnect[...]

  • Page 27

    Page 27 Thermal Cut-off Location: The thermal cut-off is located on the tank heater, FIG. 32. SERVICE (cont.) Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the thermal cut-off from the tank heater terminal and the wiring harness. 3. Check for continuity across the thermal cut-off terminals using an ohmmeter. If cont[...]

  • Page 28

    Page 28 WHI/GRN WHI/BLU BLK BREW STATION WARMER WHI BLU BLU/BLK WHI WHI BREW TIMER BLK BLK P1 P3 P2 SCHEMATIC WIRING DIAGRAM OT BLK BLK BLK WHI P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR. 10278.0000E 7/00© 1988 BUNN-O-MATIC CORPORATION 120 VOLTS AC 2 WIRE 120/240 VOLTS AC 3 WIRE SINGLE PHASE 60 HZ BLK UPPER WARMER BLK BLK WHI P3 [...]

  • Page 29

    Page 29 BLK PNK GRY BLK BLK BLU LIMIT THERMOSTAT N L1 BLK BREW STATION WARMER 130W WHI BLU BLU/BLK WHI WHI BLK BLK P1 P3 P2 GREEN SCHEMATIC WIRING DIAGRAM OT BLK L2 BLK BLK WHI P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR. 10280.0000D 7/00 © 1988 BUNN-O-MATIC CORPORATION 120/240 VOLTS AC 3 WIRE SINGLE PHASE RED TANK HEATER BLK UPPE[...]

  • Page 30

    Page 30 BLK BLK BLK BLU LIMIT THERMOSTAT SW. & THERMOSTAT L1 BLK BREW STATION WARMER BLU BLU/BLK BLK BLK P1 P3 P2 GRN/YEL BLK L2 BLK BLK P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR 10282.0000B 7/00 © 1988 BUNN-O-MATIC CORPORATION 240 VOLTS AC 2 WIRE SINGLE PHASE 50-60 HZ RED/BLK TANK HEATER BLK UPPER WARMER BLK P3 P2 RED/BLK R[...]

  • Page 31

    Page 31 BLK BLK BREW STATION WARMER BLU BLU/BLK BLK BLK P1 P3 P2 SCHEMATIC WIRING DIAGRAM OT25B BLK BLK BLK P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR. 100 VOLTS AC 2 WIRE SINGLE PHASE 50-60 HZ BLK UPPER WARMER BLK P3 P2 RED RED RED RED RED BLK RED WHI BLK BLU LIMIT THERMOSTAT L1 BLK GRN/YEL N RED TANK HEATER BLU READY INDICATOR B[...]

  • Page 32

    Page 32 BLK BLK BLK BLU LIMIT THERMOSTAT L1 BLK BREW STATION WARMER BLU BLU/BLK BLK BLK P1 P3 P2 GRN/YEL SCHEMATIC WIRING DIAGRAM OT35B BLK L2 BLK BLK P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR. 200 VOLTS AC 2 WIRE SINGLE PHASE 50-60 HZ RED TANK HEATER BLK UPPER WARMER BLK P3 P2 RED RED RED RED RED BLK RED BLU READY INDICATOR BLK [...]

  • Page 33

    Page 33 BLK WARMER WHI BLK SCHEMATIC WIRING DIAGRAM RT BLK WHI "KEEP WARM" HEATER WHI 10277.0000D 7/00 © 1988 BUNN-O-MATIC CORPORATION 120/240 VOLTS AC 3 WIRE SINGLE PHASE 60 HZ WHI BLK BLK WHI BLK BLK WHI BLK BLK LEFT FRONT WARMER RIGHT FRONT WARMER LEFT REAR WARMER RIGHT REAR WARMER 2 13 OFF LOW HIGH N L RED WHI OFF ON OFF ON L1 1 OFF [...]

  • Page 34

    Page 34 BLK BLU LIMIT THERMOSTAT SW. & THERMOSTAT TANK HEATER BLK L1 BLK WARMER BLU BLK BLK P3 10283.0000C 7/00 © 1988 BUNN-O-MATIC CORPORATION GRN/YEL SCHEMATIC WIRING DIAGRAM RTA BLK L2 RED BLK BLK P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR. BLK BLK BLK BLK BLK BLK LEFT FRONT WARMER RIGHT FRONT WARMER LEFT REAR WARMER RIGHT[...]

  • Page 35

    Page 35 BLK WARMER BLU BLK BLK P3 SCHEMATIC WIRING DIAGRAM RT25B BLK BLK BLK P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR. BLK BLK BLK BLK BLK BLK LEFT FRONT WARMER RIGHT FRONT WARMER LEFT REAR WARMER RIGHT REAR WARMER 2 13 OFF LOW MED HIGH N L 100 VOLTS AC 2 WIRE SINGLE PHASE 50-60 HZ OFF ON OFF ON L1 1 OFF ON OFF ON L1 1 OFF ON OF[...]

  • Page 36

    Page 36 BLK BLU LIMIT THERMOSTAT TANK HEATER BLK L1 BLK WARMER BLU BLK BLK P3 GRN/YEL SCHEMATIC WIRING DIAGRAM RT35B BLK L2 RED BLK BLK P1, P2, & P3 ARE PINS OF A POLARIZED THREE-PIN CONNECTOR. BLK BLK BLK BLK BLK BLK LEFT FRONT WARMER RIGHT FRONT WARMER LEFT REAR WARMER RIGHT REAR WARMER 2 1 3 OFF LOW MED HIGH N L 200 VOLTS AC 2 WIRE SINGLE PH[...]