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COMMUNICATING WITH COFFEE BREWER (Continued) To Restore Factory Defaults Or Test Outputs and Switches TEST OUTPUTS? PRESS AND HOLD RIGHT HIDDEN BUTTON TO ENTER NO YES THE SET-UP MENUS NAME HOPPER? LEFT GATE NO YES ON NEXT OFF REVIEW RECIPES? NO YES RIGHT GATE ON NEXT OFF ENTER ASSET # AN000000 GRIND MOTOR ON NEXT OFF (-) (+) SERVICE TOOLS? NO YES TEST SWITCHES? NO
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COMMUNICATING WITH COFFEE BREWER (Continued) Resetting The Grinder Memory (To Match Chart Below) 1. Unplug grinder from the outlet. 2. Press in and hold both the and buttons and plug cordset into the outlet. After a short pause, the display will show four rows of dashes. 3. When the dashes appear, release the and buttons, then press and release the button. 4. The display will count down then return to the normal operating mode. The grinder should now be set to match the coffee names with
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COMMUNICATING WITH COFFEE BREWER (Continued) Entering A Coffee Name Using A Recipe Card Press the STOP button and place the chip portion of the card under the sensor coil on the front of the grinder. The LCD display will enter the RECIPE CARD menu. CARD CONTAINS RECIPE FOR THE COFFEE NAME CAN BE WRITTEN TO THE HOPPER CHIP "COFFEE NAME" WHEN THE RECIPE IS SAVED, SHOW QUIT SAVE IF THE HOPPER IS IN PLACE ON THE GRINDER SMALL BATCH "COFFEE NAME" "COFFEE NAME" GRIND TIME "#.#" NOT SAVED SETU
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SCHEMATIC WIRING DIAGRAM MHG L1 N GRN P1, P2, P3 & P4 ARE GRN B W PINS OF A POLARIZED L H P4 GRN FOUR-PIN CONNECTOR K I LIMIT RIGHT GATE THERMOSTAT WHI WHI/YEL WHI/YEL SOL J5-1 P2 LIMIT WHI/GRN LEFT GATE THERMOSTAT P1 WHI/ORN WHI/ORN WHI SOL P3 CONTROL PC BOARD BLK RELAY WHI WHI COIL J5-5 RIGHT HOPPER SENSOR YEL J12-1 YEL ORN LEFT HOPPER SENSOR ORN VIO VIO GRINDER MOTOR BLK WHI/BLU WHI M FUNNEL SENSOR RELAY CONTACTS MEMORY BOARD Switch Unit Assembly
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MHG
for use with
®
Smart Funnel
INSTALLATION AND OPERATING MANUAL
BUNN-O-MATIC CORPORATION
POST OFFICE BOX 3227
SPRINGFIELD, ILLINOIS 62708-3227
TELEPHONE: (217) 529-6601 FAX: (217) 529-6644
36529.0000F 08/06 ©2004 Bunn-O-Matic Corporation www.bunnomatic.com
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CONTENTS User Notices ................................................................................................................................................................... 3 Electrical Requirements .................................................................................................................................................. 3 Operating Controls ........................................................................................................................
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USER NOTICES Carefully read and follow all notices on the grinder and in this manual. They were written for your protection. All notices on the grinder are to be kept in good condition. Replace any unreadable or damaged labels. WARNING Useonlyonaproperlyprotectedcircuit PERSONAL INJURY capableoftheratedload. HAZARD. Electricallygroundthechassis. To reduce the risk of electric shock, Follownational/localelectricalcodes. do not remove or open cover. KEEP FINGERS AND Donotusenearcombustibles
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INITIAL SET-UP & PROGRAMMING 1. Grinder will not operate unless a hopper with a coffee name programmed into the chip is in place on the grinder. 2. Refer to Setup Menu “NAME HOPPER” to program hopper chip. 3. Remove top lid. Clear all foreign objects and shipping material from the hopper compartment. 4. Plug in the grinder. Place a hopper on top of the grinder with rear of hopper in front of metal gate and inside of center divider. Push hopper straight back until fully engaged on top of grinder
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0 1 15 2 14 3 13 4 12 5 11 6 10 9 7 8 ADJUSTMENTS The grind can be set from very fine to very coarse. The amount may be adjusted for use in most commercial coffee brewers. The following procedures should be used to make adjustments. A change in the burr adjustment will also change the amount dispensed. Any adjustment of the burrs should be followed by an adjustment of the timer. Burr Adjustment 1. Remove the two screws from front control panel. Hang the panel under metal hooks at bottom of ope
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COMMUNICATING WITH COFFEE BREWER To Write A Name To A Hopper PRESS AND HOLD RIGHT HIDDEN BUTTON TO ENTER THE SET-UP MENUS NAME HOPPER? NO YES WHICH SIDE? To LEFT DONE RIGHT REVIEW RECIPES on Page 8 PRESSING EITHER "PREV" "COFFEE NAME" OR "NEXT" WILL SCROLL TO PREV SAVE NEXT ANOTHER COFFEE FLAVOR ARE YOU SURE? NO YES PLEASE WAIT HOPPER IN PLACE? YES NO "COFFEE NAME" COULD NOT SAVED IN HOPPER WRITE TO HOPPER VERIFY HO
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COMMUNICATING WITH COFFEE BREWER (Continued) Timer Adjustment (Control Board) Three different batch settings are selectable for each hopper. Each batch is independently adjustable by setting the length of time a slide gate opens to allow beans to drop into the grinding chamber. A second time setting for each batch determines how long the grind motor continues to run after the slide gate closes. This time is set long enough to insure that all the beans dropped into the grind chamber are ground
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COMMUNICATING WITH COFFEE BREWER (Continued) To Review Or Change Grind Time PRESS AND HOLD RIGHT HIDDEN BUTTON TO ENTER THE SET-UP MENUS NAME HOPPER? NO YES PRESSING THE RIGHT HIDDEN BUTTON THREE TIMES IN REVIEW RECIPES? THIS MENU WILL TAKE YOU NO YES TO THE "SERVICE TOOLS" MENU GRIND TIME "#.#" (-) DONE (+) "COFFEE NAME" MODIFY SHOW NEXT Pressing NO will forward to SERVICE TOOLS ALL THREE BATCH SIZE LEDS WILL FLASH, PRESSING "NEXT" 3 BAT
