Grindmaster GnB 10H Operator'S Manual Download Page 1 | Manualshive

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Grind’n Brew Coffee System

®

Operator Manual

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]

Safety Information..................2
Specifications...........................3
Unpacking ...............................3
Installation...............................4
Operation ................................5
User Settings............................6

Cleaning and Maintenance ..11
Troubleshooting Guide.........13
Parts Diagram and List..........16
Wiring Harnesses...................24
Wiring Diagram.....................25

Thank you for purchasing this quality brewing system. For your safety and the safety of others, read all warnings
and the operator 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: GNB-20H

©2016 Grindmaster-Cecilware

Printed in USA

0516 Form # BW-354-03

Part # 390-00062

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

GNB-10H

GNB-11H

GNB-20H

GNB-21H

Model: GNB-10H

Model: GNB-11H

Model: GNB-21H

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Summary of Contents for GnB 10H

Page 1: ... 24 Wiring Diagram 25 Thank you for purchasing this quality brewing system For your safety and the safety of others read all warnings and the operator 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 GNB 20H 2016 Grindmaster Cecilware Printed in USA 0516 Form BW 354 03 Part 390...

Page 2: ...ge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance Do not alter or deform the power cord or plug in any way Altering or deforming the plug may cause electrical shock damage unit and will void warranty To reduce risk of expolsion or fire do...

Page 3: ... 31 x 9 25 x 24 25 26 25 x 9 25 x 24 25 37 5 x 9 5 x 24 25 32 75 x 9 5 x 24 25 H x W x D 79 cm x 23 cm x 62 cm 67 cm x 23 cm x 62 cm 95 cm x 23 cm x 62 cm 83 cm x 23 cm x 62 cm Electrical 120V 1710W 15A 1 PH 120V 1810W 15A 1 PH 120V 1710W 15A 1 PH 120V 1810W 15A 1 PH Circuit NEMA 5 15R 5 15R 5 15R 5 15R No of Hoppers 1 1 2 2 Hopper Capacity 5 5 lbs 5 5 lbs 6 5 lbs 6 5 lbs Per Hopper 2 5 kg 2 5 kg ...

Page 4: ...dicated line branched off a 1 or larger supply line 2 Prior to installing the brewer flush out the water line by running approximately 1 gal 3 8 L of water into a pail This will ensure no sediment from a new installation can get in the brewer 3 Make sure your source water is turned off Connect the water line s 1 4 female flare fitting 1 to the 1 4 male fitting on the hose connector 2 4 Make sure G...

Page 5: ...the middle touchpad until desired volume is lit 5 Choose Decaf or Regular coffee only applicable to dual bean Grind n Brews Press left touchpad Arrow will either point left or right for Decaf or Regular 6 Place a decanter or airpot under the brew basket depending on the model 7 Press Start and the brewing cycle will begin 8 You will see the coffee bean level go down slightly You will hear the coff...

Page 6: ...for the Pulse Brew Delay Time This will repeat until all pulses are finished Once the pulses are complete the unit will pour water for the remaining Brew Time Brew Time is the total amount of time water is poured over the coffee grinds Pulse Brew Pour Times are included in this total Pulse Brew Delay Times are not included The cycle will always stop pouring once the Brew Time is met regardless of ...

Page 7: ...me Displays the current selection of on time Off to 2 00 minutes 9 Show Pre Infusion off Pre Infusion off 10 Set Pre Infusion off time Displays the current selection of off time 5 seconds to 1 minute 11 Show Pulse Brew P b None 12 Pulse Brew Pulse Number sets the number of pulses in the brew cycle Displays the current selection depending on Brew Cycle OFF to 10 13 Pulse Brew Pour Time sets the amo...

Page 8: ...ile setting the brew volume This feature is disabled by the User Lockout Jumper System Restore Feature This function will restore a Grind n Brew unit to its original factory settings To activate system restore power on the unit while holding in the DOWN button Continue holding the DOWN button and the display will scroll rEStorE to indicate that a system restore is about to happen If the DOWN butto...

Page 9: ... Digit center 1 Always show bean count 0 Don t show bean count Lowest Digit right most 1 Grind n Brew Model 0 Grind Only Model 6 Display Water Temperature Show averaged A D Analog Digital reading of temperature Show the current temperature in F of the thermistor 7 Display Water Level 1 Show averaged A D reading of water level 1 If 500 water level full If 500 water level not full 8 Display Water Le...

Page 10: ... OR the water is boiling Er4 Heater Error the heater has been on for 3 minutes but no rise in water temperature was detected If any of these errors are detected the unit will shut off all water fill and heat related functions Brewing is disabled but grinding is still allowed The display will show the error when the unit is idle To clear any error the user can hold in the UP key for 5 seconds reset...

Page 11: ...give an unpleasant taste to the first brews Warmers The warmer plate is easy to clean and will maintain its appearance longer if cleaned regularly Coffee stains can be wiped off with a damp cloth Use detergent or sanitizer for heavy deposits but refrain from using abrasives Weekly Cleaning Coffee Grounds Outlet Using a clean dry cloth wipe area around spray deflector see below and coffee grounds o...

Page 12: ... screws and rotating the grind cap away from the screws 6 Pull out the revolving burr and feedworm assembly The sweeps on the revolving burr and feedworm assembly must line up with the cut outs on the grind head 7 Remove the shear cap and broken shear plate 8 Slide the rotating burr onto the motor shaft aligning up the sweeps with the cutouts on the grind head Rotate the burr so that the burr is h...

Page 13: ...e Use no more than 3 1 2 oz 28 gm of coffee Coffee ground too finely Coarsen grind Double batching You must dump old coffee and use fresh new filter for each brew Unpleasant taste Water tank or brew basket needs Clean sanitize de lime cleaning Refer to Regular Maintenance section Brewer will not brew Basket has not been changed Remove basket replace filter reinstall Grinder will not start when Mai...

Page 14: ...o outlet Do trips extension cord not use extension cord Insufficient current due to Designate single line for unit Do overloaded line not use multi outlet box Basket Out light flashing Water fill valve on too long Clean or replace water fill valve Display board displays Water supply turned off Turn water supply on ER1 Basket Out light flashing Problem with Thermistor Replace if defective Display b...

Page 15: ...rd before repairing or replacing any internal components of the unit Before any attempt to replace a component be sure to check all electrical connections for proper contact Only a qualified service technician should perform electrical and mechanical adjustments or repairs PROBLEM POSSIBLE CAUSE SOLUTION Hot water spigot not Drain tube limed up Delime tank and drain tube dispensing Defective valve...

Page 16: ...833257 7 5 7 1 6 7 0 1 32 5 367 5 8 7 5 5 03 3 67 5327 9 56 21 6 5327 5 0 6 1 5 7 75 6833257 25 32 5 6833 6 2 1 25 6 5 1 21 7 3 1216 9 5 50 5 3 7 9 56 21 6 50 5 3 7 6 50 5 66 0 1 287 6 5 6 5 31 75 66 6 5 3 7 7 6 5 31 75 66 6 5 3 7 7 6 5 31 75 66 1 25 6 5 1 21 6 5 3 31 66 6 5 3 31 66 6 5 3 7 7 1XW 66 6 5 3 31 06 66 187 1 21 6 6 5 31 75 66 6 5 31 75 66 1 25 6 5 1 21 6 5 3 7 7 6 5 3 1 187 36 66 187 3...

Page 17: ...Grind n Brew Grindmaster 17 Parts Diagram and List continued Top Panel Assembly 0 1 2 1 3 4 4 ...

Page 18: ...8 1 6 21 78 1 6 21 78 1 6 21 78 1 6 21 78 1 6 21 78 635 3 8 5 66 7 5 03 26 2 137 5 77 1 66 6 56 6833257 9 17 78 78 63 7 2 6 21 78 287 7 5200 7 803 9 9 0 17 7 1 9 7 67 7 7 03 0 7 352 7 50 6725 9 9 9 1 7 30 29 5 7 5 7 1 7 1 5 7 66 5 7 7 67 7 6 5 3 31 66 187 7 11501 66 6 5 3 7 7 187 0 1 7 5 5200 7 6 21 7 6 7 7 5 7 1 6 5 31 75 66 1 25 6 5 1 21 66 0 352 187 36 66 6 5 3 31 66 7 50 1 7 6 5 3 7 66 ...

Page 19: ...Grindmaster 19 1 287 6 5 7 0 12 3 57 180 5 HVFULSWLRQ 47 6 7 52 5 02817 50 5 3 7 6 5 3 7 7 3 7 50 5 678 7 5 50 5 9 78 1 7 6 5 1 95 6 7 5 7 50 5 187 36 66 78 1 7 6 5 1 Parts Diagram and List continued Warmer Assembly ...

Page 20: ...am and List continued Grinder Assembly Non Shutter 01 2345 6 3001 782 1 92345 6 2 1 782 1 92345 6 4 1 782 1 92345 6 01 4 1 782 1 92345 6 01 2 8 0 1 A B 5 5 6 024 A 2 1 1C 081 3 0 4 1 1C 081 3 0 4 2 8 5 0 4 260 00016 210 00284 210 00285 86355 ...

Page 21: ...Grind n Brew Grindmaster 21 Parts Diagram and List continued Single Bean Upper Assembly ...

Page 22: ... 8 1 02725 8 5 9 DPS UHHQ YGF DPS 5 YGF 63 5 1 21 6 872 3 57 7 21 35 1 8 1 233 5 1 8 1 3257 21 5 833 5 3257 21 5 2 5 6 7 3257 21 5 72 3 7 325715 95 1 8 1 5 8 5 6 7 5217 1 8 1 9 9 1 6 872 5 7 1 6 872 187 1 61 6 5 3 8 6 5 3 31 66 6 5 3 7 7 187 251 1 7 66 187 1 21 6 517 53 635 1 8 5 5 9 635 1 6 7 50 7 6 5 3 1 187 61 66 5 7 233 5 1 7 6 7 3 6 66 187 61 66 6 5 3 31 6 5 3 31 66 187 1 1 6 5 6 1 7 233 5 8 ...

Page 23: ...W 2XW 6ZLWFK RQWURO 3DQHO VVVHPEO 1 287 6 5 7 0 12 3 57 180 5 6 5 37 21 47 5 17 11 66 0 21752 5 29 5 17 5 1 352 5 0 RQWURO 1 5 3 XOFUXP DVNHW RXW VZLWFK 3 927 8 580 3 1 1 50 5 63 6 UDFNHW 1 FRQWUROOHU 3DQHO 1 LUSRW 6SODVK 6FUHZ 7 SH 3 66 0DJQHW 2 6 5 3 7 7 6 5 31 75 66 67 1 2 5956 02817 63 7 5 51 1 3 6FUHZ 66 61 3 86 1 2 ...

Page 24: ...A L U S N I Y L L U F 2 5 1 F O 1 T E E H S T O N L L A H S P R O C R E T S A M D N I R G E H T F O N O I T A M R O F N I L A I T N E D I F N O C D N A Y R A T E I R P O R P S N I A T N O C G N I W A R D S I H T T N E S N O C R U O T U O H T I W N O I T A N I M A X E R O F S E I T R A P E D I S T U O O T D E T T I M B U S R O D E N A O L D E I P O C D E C U D O R P E R E B N O M M O C Y B N W D L ...

Page 25: ...Grind n Brew Grindmaster 25 Wiring Diagram ...

Page 26: ...26 Grindmaster Grind n Brew ...

Page 27: ...Grind n Brew Grindmaster 27 ...

Page 28: ...ilware 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 2016 Grindmaster Cecilware Printed in USA 0516 Form BW 354 03 Part 390 00062 ...

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