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Bunn TWF manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Bunn TWF. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Bunn TWF o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Bunn TWF se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Bunn TWF, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones Bunn TWF debe contener:
- información acerca de las especificaciones técnicas del dispositivo Bunn TWF
- nombre de fabricante y año de fabricación del dispositivo Bunn TWF
- condiciones de uso, configuración y mantenimiento del dispositivo Bunn TWF
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Bunn TWF no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Bunn TWF y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Bunn en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Bunn TWF, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Bunn TWF, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Bunn TWF. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    BUNN-O-MA TIC CORPORA TION TW TWF POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 TELEPHONE: (217) 529-6601 FAX: (217) 529-6644 10510.0000 11/00 © 1990 Bunn-O-Matic Corporation OPERA TING & SER VICE MANU AL BU N N ®[...]

  • Página 2

    Page 2 CONTENTS Introduction ............................................................. 2 Warranty .................................................................. 2 User Notices ............................................................ 3 Electrical Requirements ........................................... 4 Plumbing Requirements ...........[...]

  • Página 3

    Page 3 #00831.0000[...]

  • Página 4

    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 volt ac, 15 amp, single phase, 60 Hz. 120/208V model brewers require 3-wire, grounded service rated 120/ 208 volt, 20 amp, single phase, 60 Hz. Electrical Ho[...]

  • Página 5

    Page 5 I NITIAL SET -UP CAUTION – The brewer must be unplugged throughout the initial set-up, except when specified in the instruc- tions. 1. Remove the top lid from the brewer . 2. Rotate the control thermostat knob fully counter clockwise to the “OFF” position and replace the top lid. 3. Insert the funnel (empty) into the funnel rails. 4. P[...]

  • Página 6

    Page 6 ADJUSTING BREW VOLUMES CAUTION - Disconnect the power sour ce from the brewer prior to the removal of any panel for the replacement or adjustment of any component. NOTE: Prior to setting or modifying batch sizes, check that the brewer is connected to water supply , the tank is properly filled, and a funnel and server are in place. 1. Modifyi[...]

  • Página 7

    Page 7 OPERA TING CONTROLS A. TEA/OFF/COFFEE Switch TEA– Placing the switch in the left position allows the start switch to activate a timed brew cycle delivering .5 gallon of tea concentrate and 2.5 gallons of dilution water into the dispenser . OFF – Placing the switch in the center position stops the brew cycle. Stopping a brew cycle after i[...]

  • Página 8

    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. • Inspection, testing, and repair of electrical equipment should be performed only b[...]

  • Página 9

    Page 9 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Brew cycle(s) will not start (cont.) Brew water is not hot Dilution (Iced T ea) cycle will not start 6. Brew Timer A) Iced T ea B) Hot Coffee 7. Brew Solenoid Valve A) Iced T ea B) Hot Coffee 8. Internal Flow control (.195 GPM) (Hot Coffee Only) 1. Limit Thermostat CAUTION - Do not elimin[...]

  • Página 10

    Page 10 TROUBLESHOOTING (cont.) PROBLEM PROBABLE CAUSE REMEDY Dilution (Iced T ea) cycle will not start (cont.) Inconsistent beverage level in dis- penser (Hot Coffee) Consistently high or low beverage level in the dispenser 2. Start Switch 3. Brew T imer (Iced T ea) 4. Brew Solenoid Valve (Iced T ea) 5. Dilution Solenoid Valve 1. Internal Flow Con[...]

  • Página 11

    Page 11 TROUBLESHOOTING (cont.) PROBLEM Consistently high or low beverage level in the dispenser . (cont.) Spitting or excessive steaming Drip-out time too long Dripping from sprayhead PROBABLE CAUSE 2. External Strainer/Flow Control (.750 GPM) 1. Lime Build-up CAUTION - T ank and tank compo- nents should be delimed regularly depending on local wat[...]

  • Página 12

    Page 12 TROUBLESHOOTING (cont.) Water flows into tank continuously (TEA/OFF/COFFEE Switch in the "TEA or "COFFEE" position) Water flows into tank continuously (TEA/OFF/COFFEE Switch in the "OFF" position) Beverage overflows dispenser 1. Brew Timer A) Iced T ea B) Hot Coffee 1. Brew Solenoid Valve A) Iced T ea B) Hot Coffee [...]

  • Página 13

    Page 13 BUNN ® paper filters must be used for proper extraction. A sufficient quantity of fresh tea leaves or coffee should be used for proper extraction. A six-hole (or seven-hole for Mod- els with 90 oz concentrate option) stainless steel sprayhead must be used for proper extraction. The BUNN ® paper filter must be cen- tered in the funnel and [...]

  • Página 14

    Page 14 SERVICE This section provides procedures for testing and replacing various major components used in this brewer should ser vice become necessary . Refer to T roubleshooting for assistance in determining the cause of any problem. WARNING - Inspection, testing, and repair of electri- cal equipment should be performed only by qualified ser vic[...]

  • Página 15

    Page 15 Location: Viewing the brewer from the, rear the hot coffee brew solenoid valve is mounted on the left side of the mounting bracket. Test Procedures: 1. Disconnect the brewer from the power sour ce. 2. Disconnect the white/red and white/green wires from the hot coffee solenoid valve. With the TEA/ OFF/COFFEE switch in the "COFFEE" [...]

  • Página 16

    Page 16 P2198.50 FIG. 4 ICED TEA BREW SOLENOID V AL VE Location: Viewing the brewer from the rear, the iced tea brew solenoid valve is mounted in the center of the mount- ing bracket. Test Procedures: 1. Disconnect the brewer from the power sour ce. 2. Disconnect the white/violet and white/blue wires from the iced tea brew solenoid valve. With the [...]

  • Página 17

    Page 17[...]

  • Página 18

    Page 18 Location: The timer is located inside the hood on the left side. Test Procedure. NOTE: Do not remove or install wires while timer board is installed. Pressure applied to one side may cause damage to the board. 1. Disconnect the brewer from the power source and remove the front access panel. 2. Remove the two #8-32 screws securing circuit bo[...]

  • Página 19

    Page 19 TL1 - WHI/RED to Hot Coffee Solenoid and WHI/RED to TEA/OFF/COFFEE Switch TL2 - WHI to Power Cord (120V Models) or WHI to T erminal Block (120/208V Models) TL3 - WHI/ORN to ST ART Switch TL4 - WHI/GRN to Hot Coffee Solenoid TL5 - WHI/YEL to ST ART Switch FIG. 9 DIGIT AL TIMER WIRING P2037 SERVICE (cont.) DIGITAL BREW TIMER (HOT COFFEE - Lat[...]

  • Página 20

    Page 20[...]

  • Página 21

    Page 21 Location: The timer is located inside the hood, on the right side. Test Procedure. NOTE: Do not remove or install wires while timer board is installed. Pressure applied to one side may cause damage to the board. 1. Disconnect the brewer from the power source and remove the front access panel. 2. Remove the two #8-32 screws securing circuit [...]

  • Página 22

    Page 22 TL1 - WHI/VIO to Iced T ea Solenoid and WHI/VIO to TEA/OFF/COFEE Switch TL2 - WHI to Power Cord (120V Models) or WHI to T erminal Block (120/208V Models) TL3 - ORN to ST AR T Switch TL4 - WHI/BLU to Iced T ea Solenoid TL5 - YEL to ST AR T Switch FIG. 13 DIGIT AL TIMER WIRING P2037 SERVICE (cont.) DIGITAL BREW TIMER (ICED TEA - Late Models)([...]

  • Página 23

    Page 23 B U N N BUNN O F F OFF HI HI Location: The control thermostat is located inside hood on the right side to the left of the iced tea brew timer. Test Procedures: 1. Disconnect the brewer from the power sour ce. 2. With a voltmeter , check the voltage across the blue wire on the control thermostat and the white wire on the tank heater for 120 [...]

  • Página 24

    Page 24 SERVICE (cont.) DILUTION SOLENOID V AL VE FIG. 16 DILUTION SOLENOID V AL VE P2198.50 Location: Viewing the brewer from the rear the dilution so- lenoid is mounted on the right side of the solenoid mounting bracket which is secured to the trunk base. T est Procedure: 1. Disconnect the brewer from the power sour ce. 2. With a voltmeter , chec[...]

  • Página 25

    Page 25 SERVICE (cont.) LIMIT THERMOST A T FIG. 18 LIMIT THERMOST A T P2198.50 Location: The limit thermostat is located inside the hood on the tank lid. T est Procedure: 1. Disconnect the brewer from the power source and remove the black wire from the limit thermostat. 2. With a voltmeter , check the voltage across the black wire removed from the [...]

  • Página 26

    Page 26 FIG.21 TEA/OFF/COFFEE SWITCH TERMINALS P1367 SERVICE (cont.) TEA/OFF/COFFEE SWITCH FIG. 20 TEA/OFF/COFFEE SWITCH P1959.60 Location: The TEA/OFF/COFFEE switch is located in the front of the hood, above and to the left of the brew funnel. T est Procedure: 1. Disconnect the brewer from the power sour ce. 2 . Remove the black, white/violet and [...]

  • Página 27

    Page 27 SERVICE (cont.) ST ART SWITCH FIG. 22 ST ART SWITCH P1959.60 Location: The start switch is located in the front of the hood, above and to the right of the brew funnel. T est Procedure: 1. Disconnect the brewer from the power sour ce. 2. Remove the wires from all four terminals. 3. Check for continuity across the two terminals on the right s[...]

  • Página 28

    Page 28[...]

  • Página 29

    Page 29[...]

  • Página 30

    Page 30 SERVICE (cont.) HALF BA TCH SWITCH (Optional) FIG. 28 HALF BA TCH SWITCH P1959.60 Location: The HALF BA TCH switch is located in the front of the hood, above and to the far left of the brew funnel. T est Procedure: 1. Disconnect the brewer from the power sour ce. 2. With an ohmmeter , check for continuity between the two terminals of the sw[...]

  • Página 31

    Page 31[...]

  • Página 32

    Page 32 10510 112000 10502.0003A 9/00 ©2000 BUNN-O-MA TIC CORPORA TION READY INDICATOR BLK BLU[...]