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250 Series Coffee Grinders

Operator Manual

Models 250, 250-3A, 250RH-2 and 250RH-3

Grindmaster-Cecilware

4003 Collins Lane, Louisville, KY 40245 USA
Phone: 502.425.4776 Toll Free: 800.695.4500
Fax: 502.425.4664
Web: gmcw.com Email: [email protected]

Model 250

Model 250RH-2

Specifications...........................2
Safety Information..................2
Installation...............................3
Operation ................................4

Cleaning & Maintenance ........6
Troubleshooting Guide...........8
Parts Diagram and List .........10
Wiring Diagram.....................17

Thank you for purchasing this quality coffee grinder. For your safety and the safety of others, read all
warnings and the operator’s manual before installing or using the product. Properly instruct all operators.
Keep training records. For future reference, record serial number here:

Table of Contents

Model 250-3A

©1998 Grindmaster-Cecilware

Printed in USA

1015 Form # GR-373-07

Part # 390-00051

Grindmaster-Cecilware provides the industry’s
BEST warranty. Visit gmcw.com for warranty
terms and conditions.

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Summary of Contents for 250

Page 1: ...eshooting Guide 8 Parts Diagram and List 10 Wiring Diagram 17 Thank you for purchasing this quality coffee grinder For your safety and the safety of others read all warnings and the operator s manual before installing or using the product Properly instruct all operators Keep training records For future reference record serial number here Table of Contents Model 250 3A 1998 Grindmaster Cecilware Pr...

Page 2: ...nformation that needs special attention or must be fully understood Product must be attached to a three wire 120V 15 AMP receptacle export units 230V 16 AMP Do not deform plug or cord Follow national and local electrical codes Do not use near combustibles Use only on a circuit load that is properly protected and capable of the rated load Always unplug unit from power supply before servicing or cle...

Page 3: ... counter or other flat surface 4 Plug grinder into the specified power source Check rating plate on back of unit for voltage and amperage requirements Do not use an extension cord 5 Fill hoppers with whole bean coffee and place on grinder Make sure the base of each hopper is seated in its designated area See Removal and Reinstallation of Hopper Assembly section on page 7 for detailed instructions ...

Page 4: ... approximate as the density of all coffee beans is not the same The only way to ensure the desired portion is being dispensed is to weigh the coffee after it has been ground Portion Adjustment This unit utilizes a timer control to determine the amount of beans ground during each grind cycle Changing the timer setting will increase or decrease the amount of ground coffee dispensed The length of tim...

Page 5: ...annot be resharpened Grind Adjustment Tools required Phillips screwdriver Large blade screwdriver Pliers 1 Remove Upper Front Plate by removing the 4 screws in the corners to expose Grinder Cap 2 Loosen Adjusting Screw Lock Nut by turning counter clockwise 3 Turn slotted Adjusting Screw clockwise to make grind finer or counterclockwise to make grind coarser Generally a 1 8 to 1 4 turn will provide...

Page 6: ...prior to installation Tools Required Phillips screwdriver 1 Using the Phillips screwdriver remove the screws and the bracket located at the back of the grinder 2 Do not discard the screws and bracket The bracket should be re installed on the grinder prior to transporting or shipping Removal and Reinstallation of Hopper Assembly For Models 250 and 250 3A 1 Remove Upper Front Plate by removing the f...

Page 7: ...m Assembly Clean out the Grinder Head removing all coffee particles from inside of the Grinder Head and the Grinder Cap so that it can be reset properly 4 Check that no obstruction has been caught on the surface of the teeth of either burr 5 Remove the Shear Cap and broken pieces of the Shear Disc You are now ready to reassemble the grinder mechanism 6 Slide the Burr and Feedworm Assembly back ont...

Page 8: ...haff mixer spring If bent broken or missing replace spring If stuck open with coffee clean out coffee to free spring Static electricity Tighten all nuts bolts and screws and verify outlet is grounded Quantity of coffee dispensed each throw is not the same Auger stalls Refer to problem as listed below in this Troubleshooting Guide Timer delay is not working or running long enough See Timer Adjustme...

Page 9: ...anty terms and conditions Problem Possible Cause Solution Circuit breaker continuously trips Insufficient amperage due to use of extension cord Plug unit directly into outlet Do not use extension cord Insufficient amperage due to overloaded line Designate single line for grinder Do not use multi outlet box Grind setting needs adjustment Adjust grind to coarser setting see Grind Adjustment Loud gra...

Page 10: ...10 Grindmaster 250 Series Coffee Grinders Parts Diagram and List Models 250 250 3A 250 230V ...

Page 11: ...3134 83134 83134 31 MOTOR AUGER 120V 230V 86050 86050 86000 32 BRACKET MOTOR 86042 01 86042 01 86042 01 33 GASKET HOPPER 83081 83081 83081 34 NUT TINNERMAN 1 4 20 86864 86864 35 MOTOR 1 2HP 120V 230V 86419K 86419K 86421 36 SCREW 8 32 X 3 8 PH TR HD M S 410 SS 82097 82097 82097 37 HEAD GRIND 84171S 84171S 84171S 38 COLLAR THRUST 86304 86304 86304 39 SPRING TENSION 86118 86118 86118 40 BURR SET 8528...

Page 12: ... 87 DIGITAL TIMER 86138 86138 86139 88 SPRING BASKET ARM 86508 86508 86508 89 NUT WHIZLOCK 1 4 20 87049 87049 87049 90 SPACER 87026 87026 87026 91 ARM BASKET LEFT 71014 71014 71014 92 ARM BASKET RIGHT 71013 71013 71013 93 SCREW 5 16 X 1 HEX SOC SHLDR 87024 87024 87024 94 SPACER 87025 87025 87025 95 CASING 87602K 87602K 87602K 96 CIRCUIT BREAKER 10A 86618 86618 83107 97 POWER CORD 120VAC 230V 86222...

Page 13: ...Assembly Auger Motor Mount 82292 8 Assembly Plate Safety Shield 82296 9 Assembly Lower Front Plate 82298 10 Assembly Front Plate 250RH 2 82297 10 Assembly Front Plate 250RH 3 82320 11 Assembly Removable Hopper 82290 12 Harness 115 250 A AB Series Digital 86037 13 Harness 250AB Digital Switch 86117 14 Harness 250AB Series Digital Auger 86125 15 Harness Hopper Switch Jumper 82307 17 Cap Handle Top N...

Page 14: ...Hopper Exploded View WHP 1R 7LWOH 3DUW 1R RSSHU 5HPRYDEOH DS DQGOH 7RS 1DWXUDO DVKHU 1 ORQ WKN GDSWHU ULYH 6SULQJ XJHU ULYH LQN ULYH 6FUHZ 3 75 LQF XJHU 6SRXW 6FUHZ 3 31 7KG UP VV 6OLGH 3ODWH 6KRXOGHU ROW 6SULQJ 6OLGH 3ODWH 6SDFHU 1 ORQ LG 5 RSSHU 66 DVKHU Models 250RH 2 250RH 3 Casing Assembly Exploded View ...

Page 15: ...250 Series Coffee Grinders Grindmaster 15 Parts Diagram and List continued Models 250RH 2 250RH 3 Digital Timer Assembly Exploded View Models 250RH 2 250RH 3 Front Plate Assembly Exploded View ...

Page 16: ...Assembly Exploded View 7 0 12 3 57 180 5 47 6 5 37 21 5 7 02725 1 506 02817 2 7 3 725 6 5 3K 2Y QF 6 5 7 1 3 7 66 506 5 Models 250RH 2 250RH 3 Auger Motor Mount Assembly Exploded View WHP 1R 7LWOH 3DUW 1R 3ODWH XJHU 0RWRU 0RXQW 0RWRU XJHU 6FUHZ 6 5 1 5LYQXW 6 6ZLWFK 5RFNHU KLSSHU RSSHU LYLGHU 6FUHZ 3 31 7KG UP ...

Page 17: ...250 Series Coffee Grinders Grindmaster 17 Wiring Diagram Model 250 120V 60Hz Wiring Diagram ...

Page 18: ...18 Grindmaster 250 Series Coffee Grinders Wiring Diagram continued Models 250 250 3A 120V 60Hz Wiring Diagram ...

Page 19: ...250 Series Coffee Grinders Grindmaster 19 Wiring Diagram continued Models 250RH 2 250RH 3 Wiring ...

Page 20: ... Form GR 373 07 Part 390 00051 Grindmaster Cecilware 4003 Collins Lane Louisville KY 40245 USA Phone 502 425 4776 Toll Free 800 695 4500 Fax 502 425 4664 Web gmcw com Email info gmcw com Wiring Diagram continued Models 250 230V Wiring Diagram NC NC ...

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