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Grind'n Brew Coffee Systems
Operation and Instruction Manual
Models:
T
ABLE OF
Warning Labels . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . .4 - 5
Unit Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Water Hook-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Electrical Hook-up & Start-up Procedure . . . . . . . . .7
Operating the Touchpad . . . . . . . . . . . . . . . . . . . . .7
Brewing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
RFID Grind Select Brewing . . . . . . . . . . . . . . . . . . .8
Bean Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
User Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Pulse Brew Cycle . . . . . . . . . . . . . . . . . . . . . . . . .10
User Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Brew Volume Setting . . . . . . . . . . . . . . . . . . . . . . .12
System Restore Feature . . . . . . . . . . . . . . . . . . . .12
User Lockout . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Factory/Field Test Menu . . . . . . . . . . . . . . . . . . . .13
Water System Errors . . . . . . . . . . . . . . . . . . . . . . .14
Timer Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Setting the Grind . . . . . . . . . . . . . . . . . . . . . . . . . .14
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Shear Plate Replacement . . . . . . . . . . . . . . . . . . .16
Air Shutter Operation . . . . . . . . . . . . . . . . . . . . . . .16
Troubleshooting Guide . . . . . . . . . . . . . . . . . . . . .17
Exploded Views . . . . . . . . . . . . . . . . . . . . . . .19 - 26
Wiring Harnesses . . . . . . . . . . . . . . . . . . . . . . . . .27
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . .28
© GMCW, 1997
PRINTED IN USA
10H, -11H, -20H, -21H versions
-
C
ONTENTS
for
Model Grind'n Brew-10H
Model Grind'n Brew-20H
GMCW
4003 Collins Lane
Louisville, KY 40245 USA
(502) 425-4776
(800) 695-4500
FAX (502) 425-4664
www.gmcw.com
®
Model Grind'n Brew-11H
Model Grind'n Brew-21H
Patents Pending
0713 Form # BW-354-02
Part #72074
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Summary of Contents for GMCW Brew-10H
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Page 1: Table Of Contents
Brewing ........8 RFID Grind Select Brewing ....8 Model Grind’n Brew-10H Model Grind’n Brew-11H RFID Antenna &... -
Page 3: Warning Labels
Warning Labels Part #71949 Located on the brew basket Part # 70248 Located on Splash Panel Grind’n Brew® Coffee Systems Page 3... -
Page 4: Technical Data
Technical Data - Single Bean Models (72078) (72079) Voltage Frequency 60Hz 60Hz Watts 1710 1810 Circuit Breaker No. of Hoppers Hopper Capacity/Hopper 5.5 lbs 5.5 lbs Brew Capacity .5 gal. .5 gal. No. of Warmers Features Grind n Brew Grind Only Brew Only Half Brew Printed Casing... - Page 5 Technical Data - Dual Bean Models (72050/72076) (72077) Voltage Frequency 60Hz 60Hz Watts 1710 1810 Circuit Breaker No. of Hoppers Hopper Capacity/Hopper 6.5 lbs 6.5 lbs Brew Capacity .5 gal. .5 gal. No. of Warmers Features Grind n Brew Grind Only Brew Only Half Brew Printed Casing...
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Page 6: Unit Installation
Unit Installation IMPORTANT:This brewer should be installed by a knowledgeable and experienced commercial equipment installer. Brewer Contents Your brewer package should include the following: 1 Grinderbrewer (either single or dual bean) 1 Operation and Instruction Manual (this manual) 1 Hose to 1/4" flare fitting (part # 61237) Tools Required for Installation #2 Phillips screwdriver 9/16"... -
Page 7: Electrical Hook-Up & Start-Up Procedure
Electrical Hook-up and Start-up Procedure (All Models) IMPORTANT: Do not plug the unit in yet. IMPORTANT: This equipment must be installed in compliance with applicable Federal, State and/or Local electrical codes having jurisdiction. Do not use extension cords. Make sure that the outlet the brewer plugs into is grounded. -
Page 8: Brewing
Brewing IMPORTANT: Brewers are factory set for the correct grind and brew times for average situations. You should not need to make adjustments in the field. 1. Make sure that a new paper filter is in the brew basket and the brew basket is in place in the brewer. 2. -
Page 9: Bean Counter
Bean Counter The built-in bean counter measures relative usage of its Grind’n Brew® machine by totaling the amount of seconds the augers have fed beans into the grinder. This number directly correlates to the amount of beans used by the machine. Depending on model, the bean counter is either always shown or hidden to the user. -
Page 10: User Settings
User Settings The Grind’n Brew® has several factory-set options that can be modified by the user. These are divided into two categories: Universal Settings or Brew Settings. Universal Settings pertain to the whole unit, and Brew Settings pertain to one of the four available brew cycles – (Regular Full, Regular Half, Decaf Full and Decaf Half). All settings are retained during a power loss. - Page 11 User Menu Chart Step Setting Display Adjustments Displays the current Temperature Scale between °F or °C selection. Factory default “°F” or “°C” is “°F” Displays the current Water Temperature “170” to “205” °F selection. Factory default is “195” in °F or “91” setpoint in °F or °C “77”...
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Page 12: Brew Volume Setting
Brew Volume Setting Menu This feature sets the brew time based on water volume of a desired container. Before using this feature, remove the brew basket, remove the spray head and place the desired container in place underneath the brewer. The Brew Volume Setting Menu is started by selecting a brew cycle and holding in the START switch for 5 seconds. -
Page 13: Factory/Field Test Menu
Factory/Field Test Menu This menu is intended to check product functionality both at the end of the factory line and in the field. This mode is entered by pressing and holding the DOWN key on the display board and Full/Half key on the keypad for 10 seconds. -
Page 14: Water System Errors
Water System Errors There are four system errors that can be detected by the microprocessor. These errors are: 1. Water Fill Error (Er1) – the water full detection has failed, and the fill valve has been on for at least 5 minutes. 2. -
Page 15: Maintenance
Component Counter Display Step Setting Display To enter counter displays press and hold Fill Valve Time “FIL” the middle and right buttons of the user Display Time Time displayed in minutes interface 71958. Brew Valve Time “Br” To move to next setting press and release Display Time Time displayed in minutes left button on user interface 71958. -
Page 16: Shear Plate Replacement
Shear Plate Replacement (Refer to Figure E) Tools Required: #2 Phillips screwdriver, large flat blade screwdriver 1. Unplug the machine. 2. Remove the front panel. Shut off the bean flow to the grinder. Single bean units require you to pull the bean shut-off valve forward. -
Page 17: Troubleshooting Guide
Troubleshooting Guide The following procedures must be performed by a qualified service technician. CAUTION: Unplug power cord from outlet before cleaning or servicing the unit. Problem Possible Cause Remedy Weak coffee • Not enough coffee used. • Set to portion more coffee. •... - Page 18 Troubleshooting Guide (cont.) Problem Possible Cause Remedy Circuit breaker continuously • Insufficient current due to use of • Plug unit directly into outlet. Do not use trips extension cord. extension cord. • Insufficient current due to • Designate single line for unit. Do not overloaded line.
- Page 19 Exploded View Grind ‘n Brew Assembly Grind’n Brew® Coffee Systems Page 19...
- Page 20 Exploded View Top Panel Assembly Page 20 Grind’n Brew® Coffee Systems...
- Page 21 Exploded View Hot Water Tank Assembly Grind’n Brew® Coffee Systems Page 21...
- Page 22 Exploded View Warmer Assembly PPage 22 Grind’n Brew® Coffee Systems...
- Page 23 Exploded View Grinder Assembly (Non Shutter) Grind’n Brew® Coffee Systems Page 23...
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Page 24: Exploded Views
Exploded View Single Bean Upper Assembly Page 24 Grind’n Brew® Coffee Systems... - Page 25 Exploded View Dual Bean Upper Assembly Grind’n Brew® Coffee Systems Page 25...
- Page 26 Splash Panel & Control Panel Assembly Page 26 Grind’n Brew® Coffee Systems...
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Page 27: Wiring Harnesses
Wiring Harnesses 71310 - Harness, Wiring Power Supply 72075 - Harness, Non-Shutter Wiring 72019 - Harness, Low Volt Non-Shutter Grind’n Brew® Coffee Systems Page 27... -
Page 28: Wiring Diagram
72072 - Wiring Diagram PPage 28 Grind’n Brew® Coffee Systems... - Page 32 Tel (502) 425-4776 • Fax (502) 425-4664 • 1-800-695-4500 (USA & Canada only) P.O. Box 35020 • Louisville, KY 40232 • USA www.gmcw.com • email: info@gmcw.com © GMCW, 1997 0713 Form # BW-354-02 PRINTED IN USA Part #72074...
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