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B3000 SERVICE MANUAL
60-200807-000, REV C
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Thank you for your purchase of th U e B3000 Keurig Single Cup Brewing System U! The B3000 is the ultimate in Keurig Brewed ® technology! CC The brewer features four brew sizes and a unique, easy to use, user LCD interface. The B3000 is engineered to provide many years of uninterrupted service to your customers. The B3000 is also a highly serviceable brewer. It is built in a modular fashion which makes it easy to perform preventative maintenance and service should the need aris
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B3000 Service Manual Table of Contents I. Operation Page 1. B3000 Brewer Overview, Brewer Schematic / Schematic Legend 5 2. Brewer External Components 10 3. The Keurig K-Cup® Portion Pack 12 4. Appliance Safety 13 5. Brewer Setup 13 6. User Interface & Brewing Procedure 15 7. Menu Mode Below Serial Number 7505 19 8. Menu Mode Above Serial Number 7506 22 9. Draining the Brewer 26 10. Emptying the K-Cup Bin 27
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5. De-Scaling Procedure 62 6. Sanitizing / Cleaning Puncture Mechanism 64 IV. Product Warranty Information 69 V. Certifications and Specifications 71 VI. Accessories Appendix 1. Water Filter 72 2. Coin Changer Accessory 73 3. Platform Unit 82 VII. BIT Testing Brewers 1- 7505 85 Brewers 7506 and above 89 VIII. Revision Control 92 B3000 SERVICE MANUAL 60-200807-000, REV C 4
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I. Operation 1. UBrewer Overview The Keurig B3000 Brewer is a commercial single serve coffee brewer specifically designed to be used with the proprietary Keurig K-Cup® portion pack. Coffee beans or ground coffee cannot be processed in this brewer. It can be configured with a coin vend control unit and a platform cabinet for additional K-Cup disposal capacity. It consists of a dual water tank capacity system which allows for fast sequential brewing. The brewing temperatures, water vol
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B3000 Brewer Water Flow Mechanisms A schematic and legend showing the major components of the B3000 are provided (refer to page 8 and 9). The functions of these components are listed below. 1. Water filling – The B3000 is a direct plumbed machine. Municipal water is introduced to the unit through the inlet valve [X]. The supply water is then led to the cold water tank [BB] via the rigid plastic tube connected to the float valve [Y]. The cold water tank is allowed to fill approxima
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5. Dispensing Hot Water - To deliver hot water only, the system is closed, vent valve [J] is de- energized, and the hot water dispense valve [OO] is opened. Through a combination of the force of gravity and a pressure boost from the brew pump, water now flows from the lower hot water tank cover thru a silicone tube, the hot water dispense valve [OO], a silicone o-ring, seal cover, and the hot water trough. The water does not take the same path as in the coffee brewing process because the
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U Brewer Schematic Rear Power Panel G JJ B C PP CC E D HH GG H M X Inlet Water Supply System Control DD A K L N O J U TB MM P Y LL AA V Q Z OO BB R NN S M KK EE U TP W V Q R FF System Inputs S System Outputs Cold/Hot Water Plumbing Air Plumbing B3000 SERVICE MANUAL 60-200807-000, REV C 8
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BREWER SCHEMATIC LEGEND A Electronics, 3 PCBAs B LCD User Interface C 4 Push buttons / LEDs The Process TU or: UT B30 TU 00 I/O Overview UT D Pressure Transducer E Puncture mech. Switch G Brew Pump H Filter Tee J Vent Valve K 4 Brew Vol Conduct. Probes L Brew Tube M Check Valves (3) N Entrance Needle O K-Cup® Portion Pack P Exit Needle Q Auto reset TCOs (2) R Heating Elements (2) S Baffles (2) TB, TP Hot Water Tanks. Brew, Preheat U Non-reset TCOs (2) V The
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2. Brewer External Components CONTROL PANEL LCD DISPLAY – FIVE LINES, BLUE 4 USER INTERFACE BUTTONS PUNCTURE MECHANISM TOP COVER PUNCTURE HANDLE Disposal UPPER DRIP PLATE – CUP REST Bin Door Handle LOWER DRIP PLATE – TALL CUP REST DRIP TRAY FILTER MOUNTING AREA HOT WATER TANK DRAIN TUBE COLD WATER TANK DRAIN TUBE POWER SWITCH INLET VALVE RJ11 COIN CHANGER CONNECTOR
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WATER FILTER BRACKET WATER FILTER HEAD, KQ8A WATER FILTER CARTRIDGE, KQ8A ⅜” or ¼” DIAMETER TUBING (FROM WATER SUPPLY) (FROM FILTER TO INLET VALVE) PUNCTURE HANDLE ROTATED BACK WITH PUNCTURE MECHANISM IN OPEN POSITION K-CUP K-CUP HOLDER B3000 SERVICE MANUAL 60-200807-000, REV C 11
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3. The Keurig K-Cup® Portion Pack The Keurig B3000 Brewer may only be utilized in conjunction with the single serve portion pack called the Keurig K-Cup. The K-Cup is fitted with a paper filter that is heat sealed to the inside upper edge of the plastic cup. Depending on the individual blend, up to approximately 9 to 14 grams of premium freshly ground coffee is added. The K-Cup is nitrogen purged to remove oxygen and heat sealed with a three ply foil lid to lock in freshness
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4. Appliance Safety When using electrical appliances, basic safety precautions must always be followed. Read all instructions before using this brewer. Failure to comply with the instructions risks equipment damage, fire or severe bodily injury. WARNING: ALWAYS UNPLUG THE BREWER BEFORE SERVICING • To reduce the risk of fire or electric shock, do not expose this brewer to rain or moisture. • Do not immerse the brewer in water, as this could lead to electric shock, electrical and or
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Filter Requirements The Keurig B3000 brewer system requires the use of a water filtration system to optimize the coffee flavor and brewer reliability. Two mounting holes with screws have been provided on the back of the brewer for this purpose. Keurig recommends the Omnipure KQ8A filter. A filter kit (part number 5025) is available from Keurig. This kit contains a KQ8A filter, filter head, and mounting bracket. NOTE: NO PLUMBING CONNECTORS ARE PROVIDED WITH THIS KIT. All KQ
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6. User Interface & Brewing Procedure (Without a coin changer) IMPORTANT: The brewer must be primed for its first use as set forth below. If Spanish or French are going to be the primary language, then you must go to the MENU MODE (page 19) and change the language before proceeding with the priming of the brewer. The brewer’s default language is English. NOTE: The B3000 power switch uses “0” for OFF and “-” for ON. Priming the Brewer 1. Place a cup or mug (8 oz Min) on the Drip Tra
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Ready to Brew your First Cup (Without Coin Changer) 1. When the LCD displays the above information, the brewer is ready for use. 2. Select a K-Cup portion pack. NOTE: Do not remove the foil lid or puncture the K-Cup portion pack. 3. Lift the puncture mechanism handle. The K-Cup holder will open towards you. CAUTION: There are two sharp needles that puncture the K-Cup portion pack, one in the puncturing mechanism and the other in the bottom of the K-Cup holder. To avoid ri
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6. Place a cup or mug on the Cup/Drip Tray plate. 7. The LCD screen will display the image below. A choice of 4, 6, 8, and 10 oz cup sizes are available. Make cup size selection at this time. 8. After the selection is made, the image below will display which cup size is brewing by having the respective button corresponding to the volume size being illuminated. CAUTION: There is ex
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9. At the end of the brewing process the image below will be displayed for 4 seconds. 10. There may be a short pause (approximately 20 seconds) before the next brewing process can begin. The entire brew process lasts for approximately 40 to 52 seconds (depending upon brew size selected) and ends with a burst of air to remove all liquid coffee or tea from the K-Cup. 11. Enjoy your first cup of Keurig Brewed gourmet coffee or tea! NOTE: Following the brew, your brewer will fi
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7. Menu Mode (For brewers with serial numbers 1 thru 7505) The Menu Mode allows you to: • Set the language to be displayed. • See the number of brew cycles that the brewer has completed. • Prime after draining. • Set the brewer to vend / no vend. • Set pricing. • Adjust the brew temperature between 192 and 187 degrees F (89 and 86 degrees C). • Invert the background text color display intensity. • List your telephone service number. (Scroll and set all ten digits, using the NE
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2. Press the ‘Next’ button. 3. The display will look like this (number of brews): 4. Press the ‘Next’ button. 5. The display will look like this (was brewer drained): 6. Press the ‘Yes’ or ‘No’ button as appropriate. 7. The display will look like this (set vend / no vend): 8. If a coin unit is being used, Press ‘Adjust’ button to ‘Vend at Set the price’ (image on left below). Then press next button B3000 SERVICE MANUAL
