Service Manual – Digital Interlock Grinders
Contents
1. Service Manual Digital Interlock Grinders D OUT MORE WILBURCURTIS COM MODELS TL ILGD DIGITAL INTERLOCK COFFEE GRINDERS LO WILBUR CURTIS COMPANY MONTEBELLO CA USA ISO 9001 REGISTERED FOR THE LATEST SPEC INFORMATION GO TO WWW WILBURCURTIS COM TABLE OF Safeguards Conventlions 2 CONTENTS COIS SUN DACIANO essere replica 3 Quick Start and Set up 3 Operating Instructions 3 Troubleshooting Guide 4 Care amp Maintenance 4 ACUS GINO Sierras 5 Changing Broken Shear Disk 9 Evo M 5 CUT H 2 6 T Di Wi oboe 6 Electrical SCHEMANCS asesinas Pars Dig Q 6 amp 9 FAS T 10 cn 11 IMPORTANT IMPORTANT SAFEGUARDS CONVENTIONS This appliance is designed for commercial use Any servicing other than cleaning and maintenance should SA F G UA R D S be performed by an authorized Wilbur Curtis service center C ON VENTI ON S Do NOT immerse the unit in water or any other liquid No user serviceable parts are located inside Repair should be done only by authorized service personn2. 37283 WC 3503 WC 3502 WC 3518 4813 9141 WC 9135 WC 9155 WC 9123 DESCRIPTION COVER HOPPER DUAL GRINDER ASSY WINDOW ACRYLIC DUAL GRINDER SPACER 5 8 AGITATION WHEEL OPTIONAL WHEEL GRINDER AGITATION CCG OPTIONAL SPACER 9 32 AGITATION WHEEL OPTIONAL DIVIDER DUAL HOPPER SS AS SHOWN OPTIONAL DIVIDER W HOLE ILG 11 DHG 11 SHAFT AGITATION WHEEL OPTIONAL DUAL HOPPER GRINDER ASSY AUGER ASSY DHG ILG ILGD BEARING AUGER BR WRAP DUAL HOPPER ILGD FUNNEL DHG ILGD SHEILD HOUSING ILGD ILG SHG DHG MOTOR GEAR 115V DUAL GRINDER BREAKER CIRCUIT 10A 120 250VAC CONTROL BOARD ILGD DHGILD COVER ASSEMBLY SPOUT OPTIONAL FOR DHG 20 GUIDE SPOUT W A SHG DHG ILGD MEMBRANE CONTROL PANEL ILGD MEMBRANE CONTROL PANEL TL ILGD LABEL ADJUSTMENT INFO SHG DHG DISK SHEAR COFFEE GRINDER 6PK KIT GRINDER CHUTE NEW STYLE LEG 3 8 16 STUD SCREW BUMPER LEG SCREW BUMPER 8 32 STUD OLDER UNITS LEG GLIDE 3 8 16 STUD SCREW SCREW SHOULDER 5 16 x 5 8 BASKET HOLDER ASSY MOTOR CRUSHING GRINDER ASSY 120VAC SHG DHG ILGD SPRING BASKET HOLDER NUT HEX ADAPTER GRINDER RECOMMENDED PARTS TO STOCK Product War y The Wilbur Curtis Company certifies that its products are free from defects in material and Information workmanship under normal use The following limited warranties and conditions apply 3 Years Parts and Labor from Original Date of Purchase on digital control boards 2 Years
3. for its designed and intended purpose and function 2 Improper installation of equipment This equipment must be installed by a professional technician and must comply with all local electrical mechanical and plumbing codes 3 Improper voltage Equipment must be installed at the voltage stated on the serial plate supplied with this equipment 4 Improper water supply This includes but is not limited to excessive or low water pressure and inad equate or fluctuating water flow rate 5 Adjustments and cleaning The resetting of safety thermostats and circuit breakers programming and temperature adjustments are the responsibility of the equipment owner The owner is responsible for proper cleaning and regular maintenance of this equipment 6 Damaged in transit Equipment damaged in transit is the responsibility of the freight company and a claim should be made with the carrier T Abuse or neglect including failure to periodically clean or remove lime accumulations Manufacturer is not responsible for variation in equipment operation due to excessive lime or local water conditions The equipment must be maintained according to the manufacturer s recommendations 8 Replacement of items subject to normal use and wear This shall include but is not limited to light bulbs shear disks 0 rings gaskets silicone tube canister assemblies whipper chambers and plates mixing bowls agitation assemblies and whipper propellers 9 Re
4. to provide satisfactory performance in most situ TH E GRI ND ER ations In the event that you would like to vary the settings the grinder can be reprogrammed Both grinders are programmed identically 1 Place a paper filter beneath the grinder spout to catch coffee as it is ground 2 Turn off the unit at the front panel ON OFF button 3 Press and hold one of the grind buttons 4 Press and release the ON OFF button Continue holding the grind button 5 In the red window the grind time on the button pressed will appear Continue to hold and the time digits will start at 00 and increase Release the button to set the new time The table left can be used as a guide to estimate the amount of ground coffee you dispense with the chosen setting DECAFFEINATED REGULAR 6 Wait for the motor to completely stop 10 seconds To set E EE ib and exit press and release any other grind button 7 Repeat the above steps to reset any other grind button Time settings e BAN in this table are IMPORTANT only approximate Amounts will vary with grind texture and specific coffee bean Weigh your out put then make adjustments as necessary y 7 e C INTERLOCK GRINDER MODEL ILGD ROUGH IN DRAWINGS 13 50 34 2 cm ILGD TL ILGD 4 TOP VIEW _ 10 00 E 25 4 37 0 7 0 ELECTRICAL SCHEMATICS ILGD TL ILGD E 1150 Sron
5. wilburcurtis com www wilburcurtis com 3 09 F 3117 rev C
6. Parts from Original Date of Purchase on all other electrical components fittings and tubing 1 Year Labor from Original Date of Purchase on all electrical components fittings and tubing Additionally the Wilbur Curtis Company warrants its Grinding Burrs for Forty 40 months from date of purchase or 40 000 pounds of coffee whichever comes first Stainless Steel components are warranted for two 2 years from date of purchase against leaking or pit ting and replacement parts are warranted for ninety 90 days from date of purchase or for the remainder of the limited warranty period of the equipment in which the component is installed All in warranty service calls must have prior authorization For Authorization call the Technical Support Department at 1 800 995 0417 Effective date of this policy is April 1 2003 Additional conditions may apply Go to www wilburcurtis com to view the full product war ranty information CONDITIONS amp EXCEPTIONS The warranty covers original equipment at time of purchase only The Wilbur Curtis Company Inc assumes no responsibility for substitute replacement parts installed on Curtis equipment that have not been purchased from the Wilbur Curtis Company Inc The Wilbur Curtis Company will not accept any responsibility if the fol lowing conditions are not met The warranty does not cover and is void under the following circumstances 1 Improper operation of equipment The equipment must be used
7. el Keep hands and other items out of the hopper during operation Never clean with scouring powders or abrasive cleaning tools see Care amp Maintenance CONVENTIONS WARNINGS TO HELP AVOID PERSONAL INJURY IMPORTANT NOTES CAUTIONS FROM THE FACTORY CONTENTS SHIPPING CARTON CONTENTS amp UNPACKING AND UNPACKING U N P A C KI N G All products manufactured by the Wilbur Curtis Company are thoroughly inspected at the factory and are warrantied to be free of all defects and faulty workmanship Each grinder is packaged for maximum protec tion during shipping Make sure the shipping carton is not damaged or punctured Unpack the carton care fully inspecting the contents for any damage that may have occurred in transit TL ILGD Item Part No 1 WW sss Dual Hopper Digital InterLock Coffee Grinder ILGD Dual Hopper Digital ThermoLogic Coffee Grinder TL ILGD F3117 QUICK START SETUP STEPS amp S ET U p 1 Read this manual before attempting to operate the coffee grinder 2 Unpack the carton contents carefully Inspect the container at time of delivery for visual or concealed damage The carrier must be notified immediately in case of punctured or damaged cartons 3 This grinder uses a standard electrical outlet of 120VAC rated at 15 amps 4 Install the grinder on a level surface 5 Test the unit by running some whole bean coffee through the grinder If any problems are encountered refer to the troubleshoot
8. hopper of beans be jammed Clean where the hopper funnels into the grind housing SYMPTOM GROUND COFFEE TEXTURE IS TOO COARSE OR OF POOR QUALITY POSSIBLE CAUSE SOLUTION 6 grinding burrs may be worn Readjust the grind see page 6 housing cover may not be on Pull off the cover and clean the mounting surfaces straight or not seating correctly Reassemble the housing REGULAR AND PREVENTIVE MAINTENANCE IS ESSENTIAL IN KEEPING YOUR GRINDER LOOKING AND WORKING LIKE NEW CLEANING 1 The stainless steel outside case of the grinder may be cleaned with stainless steel polish 2 Clean the hopper with a damp cloth 3 You can clean inside the grinder housing with a stiff bristled brush to get out all of the old coffee grounds Refer to section on adjusting the grinds to open the housing While cleaning the grinder do not wet inside the grinder housing ADJUSTING THE GRINDS CHANGING A BROKEN SHEAR DISK LUBRICATION CURRENT 1 Empty hopper of coffee beans Run grinder to clear grinding burrs of coffee 2 Open housing cover to locate adjustment screw 8 and lock nut 7 Loosen lock nut 3 Run motor during adjustment Turning adjustment screw 6 This adjustment may change the amount of ground coffee S n f 8 9 Run some coffee beans through the machine to check the clockwise will result in a finer grind if while turning you hear the grinding burrs starting to touch immediately back
9. ing section of this manual GRINDER REQUIREMENTS Electrical See attached schematic for your model O PERATING 1 Open the door on top of the grinder and fill with fresh whole bean coffee Close the top door INS TR U C TI ON S 2 Place a new coffee filter into a clean brewcone 3 Insert the brewcone into the basket holder arms on the grinder 4 Press the appropriate grind switch 5 Allow the grind motor to completely stop before removing the brewcone 6 Transfer the filled brewcone to the brewer and begin brewing TROUBLE SHOOTING GUIDE CARE amp MAINTENANCE CAUTION Do IDEAS not use any iad substance con taining chlorine These products will promote cor rosion This appliance is designed for commercial use Any servicing other than cleaning and weet maintenance should be performed by an authorized Wilbur Curtis service center SYMPTOM MOTOR DOES NOT RUN POSSIBLE CAUSE SOLUTION 1 Circuit breaker may be tripped Grinder has a circuit breaker behind machine Push in reset button You should hear a click 2 Electrical cord may not be Push plug into outlet making contact 3 Electrical outlet may not With voltmeter determine if there is power at outlet have power SYMPTOM MOTOR RUNS BUT NO COFFEE COMES OUT POSSIBLE CAUSE SOLUTION 4 Shear disk may have broken Change the shear disk see page 6 for directions 5 Funnel to grind housing may Cut off power to machine Empty the
10. o 60 1 2 ue Mo 50 10 k 60 1 22 MDO WD ILGD 10 GRINDER DIGITAL eise MEMBRANE CONTROL PANEL Lorge WC 9212 O Large Medium O Medium Small GRIND MODE Small CONNECTOR INTERLOCK ASSEMBLY WC 1476 CONTROL BOARD END WC 689 INTLCK ON MOTOR LEFT MOTOR RIGHT MOTOR MAIN BLACK GRINDER MOTOR BLK14 GEAR MOTOR wc 9151 GEAR MOTOR Wwc 9151 a CORD 1200 afia CIRCUIT BREAKER WC 1504 GRN114 COMMON STUD CHASSIS GROUND 5 USE WC 9135 FOR PRIMARY MOTOR AND WC 9150 AS AN ALTERNATE 4 WHEN APPLICABLE USE FLAG TYPE 250 QUICK DISCONNECT TERMINALS DO NOT OPERATE UNIT ance WITHOUT HEATSINKING THE TRIAC USE HEATSINK ASSEMBLY 6813 2 DO NOT CHANGE NOR 1 WIRE COLORS 1 ALL WIRES SHALL BE TEFLON PER UL1330 OR UL APPROVED APPLIANCE WIRE NOTE UNLESS OTHERWISE SPECIFIED PARTS DIAGRAMS HOPPER amp TOP COVER CENTER COVER amp GEARMOTOR PARTS DIAGRAMS MOTOR amp BASE 10 PARTS LIST ITEM N 1 2 54 5 6 6A a 8 9 10 11 12 13 14 15 16 17 17A 18 18A 19 20 21 22 22A 23 24 25 26 27 28 N WC 9118 WC 9131 WC 9143 WC 9160 WC 9144 WC 9132 WC 9188 WC 9142 WC 9116 WC 9158 WC 9183 WC 91013 WC 9130 WC 9134 WC 9151 WC 1504 WC 689 WC 9164 WC 9126 WC 39212 WC 39248 WC 3796 WC 9107 6 WC
11. off 1 8th turn Turning counter clockwise will produce a coarser grind With a screwdriver holding the adjustment screw in place tighten the locknut grind adjustment Replace front cover on machine dispensed Unplug the power cord Empty the hopper of beans Take out the thumb screws 9 to remove the grind cap 10 Pull out the grinding burr feed worm assembly 3 The inner half of the grinding burr set 2 will remain in the housing Separate the shear cap 6 and shear drive 4 The snapped shear disk 5 should fall out of it s slot on the shear drive Inspect and clean housing 1 of any coffee or debris Especially look for pieces that may have caused the shear disk to break Re insert the feed worm and grinding burr on to the motor shaft Push shear drive through burr feed worm assembly and align large slot with tongue on the motor shaft Rotate burr feed worm assembly to align slot with narrow slot on shear drive 10 Insert a new shear disk into slot Cover with the shear cap 11 Replace grind cap and thumb screws All mechanisms including the motor bearings have been oiled for life No additional lubrication is neces Sary When hooking up the grinder full voltage is absolutely necessary for grinding power Serious damage may occur to the motor if you run it on an overloaded circuit PROGRA MMING PROGRAMMING THE ILGD amp TL ILGD GRINDER Your grinder has been adjusted at the time of manufacture
12. pairs and or Replacements are subject to our decision that the workmanship or parts were faulty and the defects showed up under normal use All labor shall be performed during regular working hours Over time charges are the responsibility of the owner Charges incurred by delays waiting time or operating restrictions that hinder the service technician s ability to perform service is the responsibility of the owner of the equipment This includes institutional and correctional facilities The Wilbur Curtis Company will allow up to 100 miles round trip per in warranty service call RETURN MERCHANDISE AUTHORIZATION All claims under this warranty must be submitted to the Wilbur Curtis Company Technical Support Department prior to performing any repair work or return of this equipment to the factory All returned equipment must be repackaged properly in the original carton No units will be accepted if they are damaged in transit due to improper packaging NO UNITS OR PARTS WILL BE ACCEPTED WITHOUT A RETURN MERCHANDISE AUTHORIZATION RMA RMA NUMBER MUST BE MARKED ON THE CARTON OR SHIPPING LABEL All in warranty service calls must be per formed by an authorized service agent Call the Wilbur Curtis Technical Support Department to find an agent near you 12 AZ WILBUR CURTIS COMPANY INC 6913 Acco Street Montebello CA 90640 5403 USA Phone 800 995 0417 M F 5 30A 4 00P PST Fax 323 837 2410 Technical Support email TechSupport
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