Manuale d’uso / di manutenzione del prodotto H5X del fabbricante Bunn
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OPERA TING & SER VICE MANUAL BUNN-O-MA TIC CORPORA TION POST OFFICE BOX 3227 SPRINGFIELD, ILLINOIS 62708-3227 PHONE: (217) 529-6601 F AX: (217) 529-6644 T o ensure you have the latest revision of the manual or to obtain the illustrated parts catalog, please visit the Bunn-O-Matic website, at www .
2 10420.1 012609 BUNN-O-MA TIC COMMERCIAL PRODUCT WARRANTY Bunn-O-Matic Corp. (“BUNN”) warrants equipment manufactured by it as follows: 1) All equipment other than as specified below: 2 years parts and 1 year labor . 2) Electronic circuit and/or control boards: parts and labor for 3 years.
3 CONTENTS Warranty .......................................................2 Introduction ..................................................3 User Notices .................................................3 Electrical Requirements .....................
4 ELECTRICAL REQUIREMENTS WARNING - The dispenser must be disconnected from the power sour ce until specified in Initial Set-Up. Refer to Data Plate on the Brewer , and local/national electrical codes to determine circuit requirements.
5 INITIAL SET -UP CAUTION - The dispenser must be disconnected from the power sour ce throughout the initial set-up, except when specified in the instruc- tions. 1. Connect dispenser to the power source and turn on water supply . 2. Place master ON/OFF switch (if dispenser is equipped with a master switch) in the ON position.
6 PROGRAMMING When power is applied to the dispenser , the display located on the bottom of the main circuit board will show the revision level of the software for 5 seconds, and then go to (-). While the tank is filling, the display will read (FIL).
7 LEVEL 2 PROGRAMMING F AHRENHEIT OR CENTIGRADE SELECTION, & RESTORING F ACTORY DEF AUL TS 1. T o enter Level 2 Programming, press and hold the center button until H2 appears on the display (approximately 6 seconds). Release the center button, The display will show either F AH (Degrees in Fahrenheit) or CEn (Degrees in Centigrade).
8 DRAINING THE DISPENSER CAUTION - The dispenser must be disconnected from the power source throughout these steps. 1. Disconnect the dispenser from the power source. 2. Shut-off and disconnect the incoming water supply 3. Remove the 4-40 screws at the sides of the top panel.
9 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 Ser vice Department.
10 TROUBLESHOOTING (cont.) Problem Probable Cause Remedy Equipment will not operate (cont.) Automatic refill will not oper - ate after drawing hot water . Water flows into the tank con- tinuously (Dispenser discon- nected from power source). Water flows into the tank con- tinuously (Dispenser connect- ed to power source).
11 TROUBLESHOOTING (cont.) Problem Probable Cause Remedy Water boils continuously . Dispenser is making unusual noises. Ready indicator will not light. 1. T emperature control 2. Lime build-up 1. Plumbing lines 3. Water supply 1. T emperature control 2.
12 SERVICE This section provides procedures for testing and replacing various major components used in this dispenser should ser vice become necessar y .
13 SERVICE (cont.) Electronic Controls Location: The electronic control board is located inside the rear of the dispenser . Access will also be needed to the temp eratur e senso r , overflo w tube temper ature senso r , and liquid level probe located on the tank lid.
14 SERVICE (cont.) Electronic Controls (cont.) Liquid Level Control T est Procedure 1. Disconnect the dispenser from the power source. 2. Check the voltage across terminals 3 & 4 of the electronic control board with a voltmeter . Connect the dispenser to the power source.
15 SERVICE (cont.) Electronic Controls (cont.) 7. Reconnect the pink wire to terminal 5 of the elec- tronic control assembly . 8. Loosen the compression fitting, remove the probe from the tank lid, and inspect it for mineral depos- its. Replace it if necessar y .
16 SERVICE (cont.) Electronic Controls (cont.) If voltage was present as described, the temperature control of the system is operating properly . If voltage was not present as described, contact Bunn- O-Matic to order an electronic control board and tem- perature sensor for evaluation and proceed to #9.
17 T his equipment is to be instal le d to co mp ly with the Basic Plumbing Code of the Building Offic ia ls and Code Administrato rs International, Inc. (B OCA) and the Food Service Sanitation Manual of the Food and Drug Administr atio n (FDA ). SERVICE (cont.
18 SERVICE (cont.) Safety Overflow Switch Location: The safety overflow switch is located inside the rear of the dispenser inside the copper overflow cup. For testing or removal of the safety overflow switch, acc ess may als o be need ed by rem ovin g the two scr ews attaching the electronic control assembly to its mount - ing bracket.
19 SERVICE (cont.) Solenoid Valve Location: The solenoid valve is located inside the rear of the dispenser on the right side near the bottom. T o test the solenoid valve, access will also be needed to the electronic control board. 7. Check the solenoid valve for coil action.
20 SERVICE (cont.) T ank Heater Location: The tank heater is located in the tank lid. T est Procedure: 1. Disconnect the dispenser from the power source. 2. Check the voltage across the terminals of the tank heater with a voltmeter . Connect the dispenser to the power source.
21 10420.1 040309 GRN BLK RED RED 100-120 VOL TS AC 2 WIRE + GND SINGLE PHASE 40708.0000A 04/08 © 2008 BUNN-O-MA TIC CORPORATION SOL SCHEMA TIC WIRING DIAGRAM H5E GRN REFILL PROBE PNK MAIN RELA Y CONTROL BOARD WHI WHI/BLU BLK OVERFLOW PROTECTION SWITCH 3 1 5 4 2 WHI/VIO WHI/VIO BLK BLU T ANK HEA TER BLK WHI WHI BLK TEMP .
22 10420.1 040309 GRN BLK RED RED 100-120 VOL TS AC 2 WIRE + GND SINGLE PHASE 40709.0000A 04/08 © 2008 BUNN-O-MA TIC CORPORATION SOL SCHEMA TIC WIRING DIAGRAM H5X GRN REFILL PROBE PNK MAIN RELA Y CONTROL BOARD WHI WHI/BLU BLK OVERFLOW PROTECTION SWITCH 3 1 5 4 2 WHI/VIO WHI/VIO BLK BLU T ANK HEA TER BLK WHI WHI BLK GRY GRY t ° STEAM SENSOR TEMP .
23 10420.1 040309 GRN BLK RED RED 200-240 VOL TS AC 2 WIRE + GND SINGLE PHASE 40710.0000A 04/08 © 2008 BUNN-O-MA TIC CORPORATION SOL SCHEMA TIC WIRING DIAGRAM H5E GRN REFILL PROBE PNK MAIN RELA Y CONTROL BOARD RED WHI/BLU BLK OVERFLOW PROTECTION SWITCH 3 1 5 4 2 WHI/VIO WHI/VIO BLK BLU T ANK HEA TER BLK RED WHI BLK TEMP .
24 GRN BLK RED RED 200-240 VOL TS AC 2 WIRE + GND SINGLE PHASE 40711.0000A 04/08 © 2008 BUNN-O-MA TIC CORPORATION SOL SCHEMA TIC WIRING DIAGRAM H5X GRN REFILL PROBE PNK MAIN RELA Y CONTROL BOARD RED WHI/BLU BLK OVERFLOW PROTECTION SWITCH 3 1 5 4 2 WHI/VIO WHI/VIO BLK BLU T ANK HEA TER BLK RED WHI BLK GRY GRY t ° STEAM SENSOR TEMP .
25 GRN BLK BLK BLK RED RED RED RED 230 VOL TS AC 2 WIRE + GND SINGLE PHASE 40712.0000D 04/09 © 2008 BUNN-O-MA TIC CORPORATION SOL SCHEMA TIC WIRING DIAGRAM H5XA, H5EA GRN/YEL REFILL H5XA only PROBE PNK RELA Y RED WHI/BLU BLK OVERFLOW PROTECTION SWITCH 3 1 5 4 2 WHI/VIO WHI/VIO BLU T ANK HEA TER BLK RED WHI BLK GRY GRY t ° STEAM SENSOR TEMP .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Bunn H5X è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Bunn H5X - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Bunn H5X imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Bunn H5X ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Bunn H5X, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Bunn H5X.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Bunn H5X. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Bunn H5X insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
