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Bunn SRU 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 SRU. 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 SRU 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 SRU 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 SRU, 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 SRU debe contener:
- información acerca de las especificaciones técnicas del dispositivo Bunn SRU
- nombre de fabricante y año de fabricación del dispositivo Bunn SRU
- condiciones de uso, configuración y mantenimiento del dispositivo Bunn SRU
- 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 SRU 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 SRU 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 SRU, 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 SRU, 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 SRU. 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

    OPERA TING & SER VICE MANU AL BUNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 10067.0000F 8/00 ©1981 Bunn-O-Matic Corporation BU N N ® SR U SR U A[...]

  • Página 2

    Page 2 INTRODUCTION This brewer will brew a three gallon batch of coffee into the reservoir, which has its own dispensing faucet.The brewer also has a hot water faucet for allied beverage use. It is only for indoor use on a sturdy counter. W ARRANTY Bunn-O-Matic Corp. (“Bunn”) warrants the equipment manufactured by it to be commercially free fr[...]

  • Página 3

    Page 3 #00831.0000 #00656.0000 USER NOTICES Carefully read and follow all notices on the brewer and in this manual. They were written for your protection. All notices on the brewer are to be kept in good condition. Replace any unreadable or damaged labels. #00878.0000 #12593.0000 #03408.0000 #03409.0000 #12555.0000 10067 040100 #10044.0000 #29299.0[...]

  • Página 4

    Page 4 ELECTRICAL REQUIREMENTS CAUTION - The brewer must be disconnected from the power source until specified in Initial Set-Up. SRU Model requires 3- wire, grounded service rated 120/208 or 120/240 volts ac, 30 amp, single phase, 60 Hz. Proceed as follows: ELECTRICAL INSTALLATION INSTRUCTIONS CAUTION – Improper electrical installation can damag[...]

  • Página 5

    Page 5 INITIAL SETUP CAUTION - The brewer must be disconnected from the power source throughout the initial setup, except when specified in the instructions. IMPORTANT: Brewer must be level and installed on a sturdy structure. Electrician's and Plumber's Instructions are provided. These instructions should be carefully followed before pro[...]

  • Página 6

    Page 6 ADJUSTING BREW VOLUMES CAUTION - Disconnect the power source fr om 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 ser ver are in place. 1. Modify[...]

  • Página 7

    Page 7 10067 080200 CLEANING NOTE: Tank and tank components should be delimed regularly based on local water conditions. Excessive mineral build up on stainless steel surfaces can initiate corrosion reactions resulting in serious leaks, 1. Remove funnel, funnel lid and support. Under hot water, rinse away all coffee oils. Wipe with a clean damp clo[...]

  • Página 8

    Page 8 PROBLEM Brew cycle will not start PROBABLE CAUSE 1. No water 2. No power or incorrect voltage to the brewer REMEDY Water lines and valves to the brewer must be open. (A1) Check the terminal block for 120 volts ac across the red and white terminals and the black and white terminal on three wire 102/ 208 volt or 120/240 volt models. (A2) Check[...]

  • Página 9

    Page 9 TROUBLESHOOTING (cont.) PROBLEM Brew cycle will not start (cont) Tank not filling PROBABLE CAUSE 3. Water level below pump housing. (Water level in the hot water gauge glass should be approximately half full). 4. ON/OFF Switch 5. Start Switch 6. Timer 7. Pump 8. Solenoid Valve 9. Strainer 1. ON/OFF Switch (This switch must be in the "ON[...]

  • Página 10

    Page 10 TROUBLESHOOTING (cont.) PROBLEM Water running out of the overflow Water is not hot PROBABLE CAUSE 1. Brewer not level 2. Solenoid Valve 3. Liquid Level Board 4. Probe 1. Limit Thermostat CAUTION - Do not eliminate or bypass limit thermostat. Use only Bunn-O-Matic replacement part #29329.1000. 2. Control Thermostat 3. Tank Heater(s) 4. Conta[...]

  • Página 11

    Page 11 PROBABLE CAUSE 1. Circuit Breaker 2. ON/OFF Switch 3. Brew Circuit 4. Refill Circuit 1. Timer 2. Start Switch 1. Timer 2. Solenoid Valve 3. Lime build-up in swing spout and pump tubing. 1. Filters 2. Hole in bottom of funnel obstructed. TROUBLESHOOTING (cont.) PROBLEM Circuit breaker keeps tripping Water keeps running from swing spout Incon[...]

  • Página 12

    Page 12 TROUBLESHOOTING (cont.) PROBLEM Funnel overflows (cont.) Coffee reservoir overflows Brewer is making unusal noises PROBABLE CAUSE REMEDY 3. Pump - Flow Rate 4. Soft Water 1. Coffee reservoir not completely empty before a brew cycle was started. 2. Timer 3. Pump - Flow Rate 1. Solenoid Valve 2. Plumbing lines 3. Water supply 4. Tank Heater(s[...]

  • Página 13

    Page 13[...]

  • Página 14

    Page 14 SERVICE (cont.) CIRCUIT BREAKER (120/208V and 120/240V Three Wire Models) Location: The circuit breaker is located on the rear of the urn, behind the rear utility cover. Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the black wire from the main harness from the circuit breaker and the white wire on the pump [...]

  • Página 15

    Page 15 SERVICE (cont.) Location: The contactor is located inside the front lower access panel, left of center on the component bracket. Test Procedures: 1. Disconnect the brewer from the power source. 2A. 120/208V and 120/240V THREE WIRE MODELS Disconnect the black wire from the contactor coil to the limit thermostat and black wire from the white [...]

  • Página 16

    Page 16[...]

  • Página 17

    Page 17 SERVICE (cont.) CONTROL THERMOSTAT FIG. 6 CONTROL THERMOSTAT P2113.40 Location: The control thermostat is mounted on the left front of the top component bracket. Test Procedures: 1. Disconnect the brewer from the power source. 2. Locate the thermostat and the voltage check points. Model 120/208V & 120/240V - 3- wire w/ground single phas[...]

  • Página 18

    Page 18 SERVICE (cont.) FUSE AND FUSE HOLDER (208V, 240V and 230V Two Wire Models) Location: The fuse and fuse holder are located on the rear of the urn behind the rear utility cover. Test Procedures: 1. Disconnect the brewer from the power source. 2. Remove the cap and fuse from the fuse holder. 3. Remove fuse from the cap. 4. Check for continuity[...]

  • Página 19

    Page 19 LIMIT THERMOSTAT SERVICE (cont.) FIG. 11 LIMIT THERMOSTAT TERMINALS FIG. 10 LIMIT THERMOSTAT P1732 Location: The limit thermostat is located on the center rear of the component bracket behind the tank heater. Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the black wires or the red wires from the limit thermo[...]

  • Página 20

    Page 20 SERVICE (cont.) LIQUID LEVEL BOARD AND LEVEL PROBE 5. Reconnect the blue wire to T1 on the liquid level board. 6. Carefully connect a piece of insulated jumper wire to T4. Keep the other end of this wire away from any metal surface of the brewer. 7. Touching the free end of the jumper to the brewer's frame simulates a "FULL" [...]

  • Página 21

    Page 21 SERVICE (cont.) LIQUID LEVEL BOARD AND LEVEL PROBE (cont.) T1 BLU to Solenoid Valve T2 BLK to ON/OFF Switch (All models except 230V-CE models- RED on CE Models) T3 WHI to Main Harness (120/208V and120/240V models) T3 RED to Main Harness (208V, 240V single phase and three phase models) T3 BLK to Main Harness (230V two wire models) T4 PIN to [...]

  • Página 22

    Page 22 10067 040100 ON/OFF SWITCH FIG.14 ON/OFF SWITCH P2053.25 Location: The ON/OFF switch is located on the left side of the lower front panel. Test Procedures: 1. Disconnect the brewer from the power source. 2. a)120/208V, 120/240V, 208V and 240V Models Remove the black wire on the ON/OFF switch from the fuse holder or circuit breaker and the r[...]

  • Página 23

    Page 23 SERVICE (cont.) PUMP ASSEMBLY FIG.16 PUMP ASSEMBLY P2113.40 Location: The pump is located on the right of the component bracket. Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the black wire from the black lead on the pump and the white wire from the black lead on the pump. 3. With a voltmeter, check the volt[...]

  • Página 24

    Page 24 SERVICE (cont.) SELECTOR SWITCH (HALF BATCH OPTION) FIG. 18 SELECTOR SWITCH (HALF BATCH) P2053.25 Location: The selector switch is located in the center of the front access panel at the base of the urn on all models except the 230V CE Models. The selector switch is located to the right of the front panel, above the start switch on the 230V [...]

  • Página 25

    Page 25 SERVICE (cont.) SOLENOID FIG. 20 SOLENOID P2113.40 Location: The solenoid is mounted on the upper left rear of the component bracket. Test Procedures: 1. Disconnect the brewer from the power source. 2. A) For 120/208 volt and 120/240 volt 3-wire, single phase models, disconnect the black wire from the liquid level board #2 and the white wir[...]

  • Página 26

    Page 26 SERVICE (cont.) SOLENOID BLU from Liquid Level Board #1 WHI from Main Har- ness (120/208V and 120/240V Models) RED from Main Har- ness (208V and 240V Models) BLK from Main Harness BLU from Liquid Level Board #1 230V - CE MODELS FIG. 21 SOLENOID TERMINALS P1741.30 10. Install water inlet tube to connector on the sole- noid. 11. Turn on the w[...]

  • Página 27

    Page 27 START SWITCH (BREW) FIG. 22 START SWITCH (BREW) P2053.25 Location: The brew start switch is located on the lower right side of the front access panel at the base of the urn on all models except 230 volt CE. On 230 volt CE models, the start switch is located on the lower right of the front access panel, beneath the selector switch. Test Proc[...]

  • Página 28

    Page 28 BLK to Contactor T1 (All Models Except 230V-CE Models) BLK (Thermal Fuse) to T1 (230V-CE Models) RED to Contactor T2 (120/ 208V, 120/240 Three Wire Single Phase, 208V and 240V Two Wire, Single Phase) RED (Thermal Fuse) to T2 (230V-CE Models) SERVICE (cont.) TANK HEATERS P1746 FIG. 24 TANK HEATER P2113.40 Location: The tank heater is located[...]

  • Página 29

    Page 29 SERVICE (cont.) THERMAL FUSES (230V-CE MODELS ONLY) FIG. 26 THERMAL FUSES P2121.40 Location: The thermal fuses are mounted on the tank heater terminals. Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the thermal fuse from the tank heater terminal and the contactor lead. 3. Check for continuity across the term[...]

  • Página 30

    Page 30 TIMER (Early Models) FIG. 27 TIMER P2114.40 Location: The timer is located behind the front access panel on the right side of the component bracket. Test Procedures: 1. Disconnect the brewer from the power source. 2. Disconnect the polarized, three pin connector from the brewer main harness and rotate the brew timer dial fully counterclockw[...]

  • Página 31

    Page 31 SERVICE (cont.) TIMER (Early Models)(cont.) To Three Pin Female Connector on Main Harness BLK to Pump Lead WHI to Pump Lead Three Pin Connector from Half/Full Batch Switch FIG. 28 TIMER TERMINALS P1751 10067 080200 Removal and Replacement: 1. Separate all connectors between the brewer wir- ing harness and the timer. 2. Disconnect the timer [...]

  • Página 32

    Page 32 SERVICE (cont.) DIGITAL BREW TIMER (Late Models)[...]

  • Página 33

    Page 33 SERVICE (cont.) DIGITAL BREW TIMER (Late Models) 1. Modifying brew volumes. T o modify a brew vol- ume, first check that the SET/LOCK switch is in the “ SET ” position on the cir cuit board. T o increase a brew volume, place the ON/OFF switch in the “ ON ” position, press and hold the ST ART switch until you see three breaks in the [...]

  • Página 34

    Page 34 10067 080200[...]

  • Página 35

    Page 35 10067 080200[...]

  • Página 36

    Page 36 10067 080200 G 8 /BLK WHI/GRN WHI/BLU T1 T5 T3 T4 T2[...]