Grindmaster 865 User's Manual
Contents
1. 67 Bracket switch 75 Switch start 70445 76 Switch stop 83327 78 Platform bag 79 Pin roll 80 Screw 4 40 x 5 8 sl bd hd 81 Nut 4 40 hex 82 Bushing Flanged 83 Bushiing Spacer 84 Harness wiring 120 vac 79 Harness bag switch 88 Eylet 0 162 I D Rolled Flange 89 Feedwormspring 86432 800 Series Coffee Grinders 800 Series Parts List 230V ITEM DESCRIPTION 230V GROCERY GRINDER PART NUMBERS FOR THESE MODELS 810 810 TALL 835 875 890 865 2 Washer 8 internal tooth 86822 3 Top 800 series sanitation 83451RK and 83451BK all models 4 800 series sanitation 83450RK and 83450BK all models 5 Screw 8 x 1 4 ph truss hd 86875 86875 86875 86875 86875 86875 6 Lid bifold hinge 88704RK and 88704BK all models 7 Top bifold lid 83308R and 83308B all models 8 Hopper 83356 88280 83356 9 Finger guard 83324 10 Gasket hopper 88211 11 Screw 8 32 x 3 8 slotted ovl 86914 12 Plate knob retainer 82024 13 Knob grind select 82022 14 Pointer knob 88027 15 Screw 6 32 x 1 4 86866 16 Plate detent 83361 82025 172. 8 32 x 1 4 86224 18 Screw grind adjust 82023K 86434 19 Pin grind adjust 86110 20 Screw 5 16 18 x 1 lg 86887 21 Grind cap 82021 86439 22 Plunger detent 83318 23 detent 83443 24 Lid 86223 25 Front panel 83316 83316 83301 83363 83363 83301 26 Cover shear 86355 70483 for Sanitary Models 27 Disc shear 86123 86620 28 Drive shear 86154 29 Feedworm 85188K 86468 30 _ set 85281WK 86430 31 Screw 10 32 x 5 16 86812 32 Tension spring 86118 86438 33 Thrust collar 86304 86428 34 Grind head 841715 84172 86435 35 Motor 1 2 hp 230VAC 60 Hz 86421 86580 36 Nut 1 4 20 cage 86864 37 Screw chaff spring 07009 02 86806 38 Chaff spring 84154 82026 39 Spout 88033 80088 82019 40 Screw 8 32 x 3 8 lg 86807 41 Spout flap 82036 42 Screw spout flap 86993 43 motor shelf 83334 44 Bolt 1 4 20 x 5 8 86872 45 Capacitor 115 Vac 60 Hz 86179 46 Screw 8 32 x 3 8 86874 47 Relay 115 VAC 83106 48 Screw 8 32 x 1 4 83247 50 Screw 8 32 x 1 1 4 lg T oo T 51 Relay Motor Start 230V 86424 52 Screw 6 32 x 1 4 83248 53 Circuit breaker 5 amp for 230vac 83107 54 Casing grocery 83332 70553 83332 83362 83362 70553 55 Power cord 1 5MM 56 Strain relief standard cord 57 Screw 10 x 1 2 58 _ 83321 59 Tidy tray
3. Circuit Breaker a This grinder is equipped with circuit breaker to protect the motor from overloading When the circuit breaker operates the reset button will pop out approximately 1 4 which then cuts off power to the grinder The reset button is located on the front panel of the Model 810 835 and 875 To reset the circuit breaker push in the reset button You will hear a click as it resets If the grinder does not operate after resetting the circuit breaker there may be an obstruction in the grinding mechanism that is stalling the motor Turn the grind selector knob all the way to the left Try restarting the grinder If the circuit breaker trips again the obstruction was not able to pass In this case the Grinder Head should be cleaned out as described in the Shear Disc Replacement sec tion of this manual Current It is essential that full voltage and amperage always be available as it takes full power to grind coffee NEVER connect to an overloaded line or a two or three way plug otherwise serious damage to the motor will occur DO NOT USE AN EXTENSION CORD 800 Series Coffee Grinders Page 3 Protection The grinder is equipped with both a circuit breaker and a shear disc release to protect the motor and burrs if a foreign object such as a nail or rock gets into the coffee Grind Adjustment Tools required Large blade and medium Phillips head screwdrivers In order to adjust the grind f
4. cover 83322 60 tray drawer 83323 61 Lower front 62 Switch micro 64 Hole plug 68 Nut 8 32 KEPS 66 Bag actuator 67 Bracket switch 75 Switch start 76 Switch stop 78 Platform bag e 882582 79 roll 86620 80 4 40 x 5 8 sl bd hd 86928 81 4 40 hex 86929 82 Bushing Flanged 83252 83 Bushiing Spacer 83253 84 _ wiring 120 vac 82029 79 Harness bag switch 80086 88 Eylet 0 162 1 0 Rolled Flange 82039 89 Feedworm spring 86432 800 Series Coffee Grinders Page 9 Wiring Diagrams for 120 Volt 60Hz Units 855 890 SERIES L1 1 810A SERIES 1 S 5 o o x 5 STOP SWITCH NC 810 SERIES CAPACITOR BLK BLK 800 Series Coffee Grinders GRINDMASTER CORPORATION Grindmaster Coffee Grinders and Brewers e PrecisionBrew Brewing Systems e Espressimo Espresso Machines Crathco Hot Beverage Dispensers e Crathco Cold and Frozen Beverage Dispensers AMW Coffee and Tea Systems Tel 502 425 4776 Fax 502 425 4664 1 800 695 4500 USA 8 Canada only P O Box 35020 e Louisville KY 40232 e USA O Grindmaster Corporation 1995 www grindmaster com email info grindmaster com 0509 Form GR 380 16 PRINTED IN USA Part 83427
5. 301 26 Cover shear 86355 70483 for Sanitary Models 27 Disc shear 86123 86620 28 Drive shear 86154 29 Feedworm 85188 86468 30 Burr set 85281WK 86430 31 Screw 10 32 x 5 16 86812 32 Tension spring 86118 86438 33 _ Thrust collar 86304 86428 34 Grind head 841715 84172 86435 35 Motor 1 2 hp 115VAC 60 Hz 86419 86581 36 Nut 1 4 20 86864 37 Screw chaff spring 07009 02 86806 38 Chaff spring 84154 82026 39 Spout 88033 80088 40 Screw 8 32 x 3 8 lg 86807 41 jSpoutflap 4 82036 42 86993 43 motor shelf 83334 44 Bolt 1 4 20 x 5 8 86872 45 115 Vac 60 Hz 86144 46 Screw 8 32 x 3 8 86874 47 Rely 115 VAC 48 Screw 8 32 x 1 4 83247 49 Timer 115VAC 90 sec 86449 50 Screw 8 32 1 1 4 lg 86791 53 Circuit breaker 10 amp for 115vac 86618 54 Casing grocery 83332 83332 70553 83332 83362 83362 70553 55 Power cord standard 115vac 86222 56 Strain relief standard cord 86071 57 Screw 10 x 1 2 86868 58 Base 83302 83321 59 _ Tidy tray cover 44 44 44 444 83322 60 Tidy tray drawer 83323 61 Lower front 80072 82014K 62 Switch micro 80083 64 Hole plug 83737 68 ___ 8 32 KEPS 86810 66 Bag actuator
6. Grindmaster Corporation 800 Series Coffee Grinders Operation and Instruction Manual Models 810 835 865 875 and 890 Table of Contents Installation Operating Instructions Grind Adjustment Shear Disc Replacement Cleaning Instructions Lubrication Troubleshooting Guide Exploded View Wiring Diagrams Prior authorization must be obtained from Grindmaster Corporation for all warranty claims GRINDMASTER CORPORATION O Grindmaster Corporation 1995 PRINTED IN USA ANN Model 890 Grindmaster Corporation 4003 Collins Lane Louisville Kentucky 40245 USA 800 695 4500 USA amp Canada only 502 425 4776 FAX 502 425 4664 www grindmaster com 0509 Form GR 380 16 Part 83427 Installation Instructions Please read this manual before operating the grinder Carefully remove grinder from carton Place grinder in position on shelf counter or other flat surface Plug grinder into standard electric outlet Avoid using an extension cord Grind a small amount of whole bean coffee following operating instructions as described in this manual If there is any problem consult the Troubleshooting Guide in this manual also on back of grinder If you still cannot correct a problem call Grindmaster s Service Department for help 800 568 5715 M F 8 AM 6 PM EST Operating Instructions Your new coffee grinder is easy to operate and maintain Before you place it in service please have all pe
7. SERIES SANITATION TOP AND LID 811 TALL LOWER FRONT KITNO DWG NO 86151 83426K KIT NO 83299K 800 Series Coffee Grinders 800 Series Parts List 120V ITEM DESCRIPTION 120V GROCERY GRINDER PART NUMBERS FOR THESE MODELS 810 810 810 TALL 835 875 890 865 2 Washer 8 internal tooth 86822 3 Top 800 series sanitation 83451RK and 83451BK all models 4 Lid 800 series sanitation 83450RK and 83450 all models 5 Screw 8 x 1 4 ph truss hd 86875 86875 86875 86875 86875 86875 86875 6 _ Lid bifold hinge 88704RK and 88704BK all models 7 Top bifold lid 83308R and 83308B all models 8 Hopper 83356 88280 83356 9 Finger guard 83324 10 Gasket hopper 88211 11 Screw 8 32 x 3 8 slotted 86914 12 Plate knob retainer 82024 13 grind select 82022 14 Pointer knob 88027 15 4 6 32 x 1 4 86866 16 Plate detent 83361 82025 17 8 32 x 1 4 86224 18 _ Screw grind adjust 82023K 86434 19 grind adjust 86110 20 Screw 5 16 18 x 1 lg 86887 21 Grind cap 82021 86439 22 Plunger detent 83318 23 Spring detent 83443 24 Lid 86223 25 Front panel 83316 83301 83316 83301 83363 83363 83
8. amp cloth or common household polishing wax See Shear Disc Replacement section in this manual for instructions on assembling and disassembling the grinder parts All parts that are in contact with food must be washed with warm soapy water rinsed sanitized and air dried Note The person cleaning the parts should do so with clean hands Before reassembling wipe the motor shaft with 2 or 3 drops of common household cooking oil in the area of the feedworm engagement to make the assembly easier Lubrication All bearings have been oiled for life No further oiling is necessary 800 Series Coffee Grinders Page 5 Troubleshooting Guide The following procedures must be performed by a qualified service technician PROBLEM POSSIBLE CAUSE SOLUTION Grinder will not start when Bag not under spout Place bag underneath spout START button is pushed Plug not in outlet properly Install plug in outlet No power to outlet Check outlet with lamp or radio to verify outlet has power Circuit breaker has tripped Reset circuit breaker by pushing in reset button until you hear a click Grinder runs or hums but no Shear disc is broken Replace shear disc See Shear coffee is dispensed Disc Replacement section or instructions on back of grinder Obstruction in opening to Unplug Unit Empty beans out of grinding chamber hopper and clear obstruction See Shear Disc Replacement section for disassembly and assembly instr
9. numbers Tools Required Flat Blade Screwdriver and Pliers Unplug machine Remove all of the coffee beans from the hopper Remove the Grind Cap by taking out the 2 Cap Screws dee doc Pull out the Revolving Burr and Feedworm Assembly Clean out the Grind Head removing all coffee particles from inside the Grind Head and the Grind Cap so that it can be reset properly 5 Check that no obstruction has been caught on the surface of the teeth of either burr Remove the Shear Cap and broken pieces of the Shear Disc You are now ready to reassemble the grinder mechanism 6 Slide the Revolving Burr and Feedworm Assembly onto the Drive Shaft Insert the shear drive so that the Motor Shaft tongue engages into the shear drive notch 7 Insert a new Shear Disc by aligning the slot in the Shear Drive with the slot in the hub of the feedworm 8 Replace the Shear Cap and Grind Cap Make certain that the Grind Cap is screwed on tight and is seated properly not cocked against the head Without a proper seat a proper grind cannot be obtained 9 Your grinder is now ready to grind 800 Series Coffee Grinders FEEDWORM 8 ROTARY BURR GRIND CAP ASSEMBLED SHEAR DRIVE GRIND HEAD SHEAR DISC SCREW 5 16 X 1 LG SHEAR COVER Model 865 890 nU GRIND HEAD FEEDWORM amp ROTARY BURR GRIND CAP ASSEMBLED SHEAR COVER SCREW 5 16 18 X 1 LG Figure B Cleaning Instructions The outside of machine can be cleaned with a d
10. ollow these steps Refer to figure A 1 Remove all coffee from the hopper 2 Set selector knob to the finest setting Espresso or Turkish CRNO SELECTOR depending on the model GRIND ADJUSTMENT SCREW Loosen both knob retainer screws in selector knob one turn only 4 While pressing the bag switch located behind the spout press the START button so that the grinder will run during adjustment 810 model Press the ON or START button so that the grinder will run during adjustment CAP SCREW KNOB RETAINER SCREWS Figure A 5 With the grinder still running turn the adjusting screw in the center of the selector knob slowly to the right until a slight clicking noise is heard Immediately turn the adjusting screw to the left one grind setting This is the finest grind obtainable 6 Tighten both of the knob retainer screws Once the ESPRESSO grind has been set Turkish for Model 835 875 890 the other grind settings will automatically set correctly 7 Press the STOP or OFF button IMPORTANT Always be sure the grinding burrs are not touching while the machine is running on the ESPRESSO TURKISH setting Otherwise serious damage to the motor may result Shear Disc Replacement If the motor should run and no coffee is dispensed the shear disc release may have operated Should this occur perform the following operations in the sequence given Refer to Figure B on page 5 Note See appropriate Exploded View for part
11. rsonnel familiarize themselves with these instructions then see that this manual is kept in a convenient place where it will always be available for ready reference How to Operate Turn the selector knob to the desired grind setting Fill the hopper with the desired type and amount of whole bean coffee Close the lid Place the bag underneath the spout Press the start button 810 model Press the grinder switch to the ON position The grinder will automatically stop when the bag is removed 810 model Once coffee is ground press the grinder switch to the OFF position or grinder will continuously run On models 835 and 875 the STOP button may be pressed after the grinder has completed grinding 6 Remove bag from coffee spout once coffee is ground Grinds Before shipment your grinder is adjusted to accurately grind for each brewing method indicated The grinding burrs are made of an extremely hard and wear resistant alloy From time to time grind adjustments see Grind Adjustment section in this manual may be necessary as the burrs wear If the grind runs coarser than expected after normal adjustment and the grind time has increased the burrs may have excess wear and should be replaced The burrs are warranted for 3 years or 30 000 pounds of coffee Ask for a copy of our complete Warranty for details New burrs should always be installed as a pair never one or the other as they are accu rately ground and lapped in pairs
12. uctions Excessive amount of chaff Defective chaff mixer spring If bent broken or missing replace flying about spring f stuck open with coffee clean out coffee to free spring Outlet not properly grounded Check power cord end and outlet for proper ground Static electricity Tighten all nuts bolts and screws and verify wall outlet is grounded Circuit breaker continuously Insufficient current due to use Plug unit directly into outlet Do not trips of extension cord use extension cord Insufficient current due to Designate single line for grinder overloaded line Do not use multi outlet box Grind setting needs adjustment Adjust grind to coarser setting See Grind Adjustment section If you still need help call our Service Department at 800 695 4500 USA amp Canada only or 502 425 4776 Monday through Friday 8am 6pm EST or an authorized service center in your area Please have the model and serial number ready so that accurate information can be given Prior authorization must be obtained from Grindmaster Corporation s Technical Services Department for all warranty claims 800 Series Coffee Grinders 800 Series Exploded View PART NUMBERS INDICATED BY AN ASTERISK ARE PAINTED COMPONENTS AND COLOR MUST BE SPECIFIED WHEN ORDERING i NOTE REFER TO THE PART NUMBER SHEET ON I xp THE FOLLOWING PAGE WHEN ORDERING 800
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