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®
BUNNEspress
ES•1AF
ES•1AF
OPERATING & SERVICE MANUAL
Designs, materials, weights, specifications, and dimensions for equipment or replacement parts are subject to
change without notice.
BUNN-O-MATIC CORPORATION
POST OFFICE BOX 3227
SPRINGFIELD, ILLINOIS 62708-3227
PHONE: (217) 529-6601 FAX: (217) 529-6644
26691.0000C 6/97 ©1995 Bunn-O-Matic Corporation
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bar bar
1. Place a pod in the filter holder. 1. For complete instructions, se
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WARRANTY BUNN Espress® Model ES•1AF User notices......................................................................................................................... 3 Site Requirements ...............................................................................................................4 Installation ........................................................................................................................... 5 Operating Controls........................................
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USER NOTICES BUNN Espress® Model ES•1AF The notices on this brewer should be kept in good condition. Replace unreadable or damaged labels. WARNING This equipment is to be installed to • DO NOT OVERLOAD CIRCUIT. comply with the Basic Plumbing Code of • ALWAYS ELECTRICALLY GROUND THE CHASSIS OR ADAPTOR PLUG. the Building Officials and Code • DO NOT DEFORM PLUG OR CORD. • FOLLOW NATIONAL AND LOCAL Administrators International, Inc. (BOCA) ELECTRICAL CODES. • KEEP COMBUSTIBLES AWAY. a
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SITE REQUIREMENTS BUNN Espress® Model ES•1AF PHYSICAL The brewer is for indoor use only on a sturdy counter or cart. It is 16” (40.5 cm) wide, 20” (50.8 cm) tall and 19.25” (48.9 cm) deep. The brewer weighs approximately 88 pounds (40 kg) with the water tank filled. ADJUSTABLE LEGS Remove the four rubber feet from the brewer and install the four 4” adjustable legs supplied with the brewer. Place the brewer on a counter or cart having sufficient space for easy access to water, electricity and d
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BOM Str ai ner 90 psi g max oper ati ng pr essur e BUNN FLOW INSTALLATION BUNN Espress® Model ES•1AF PLUMBING Install the brewer as indicated below: 5 3 1. Inlet Hose 2. Strainer Assy. 3. Filter/Softener 4. Water Supply Hose 5. Drain Hose 6. Drain Cup 4 1 2 66 1 P907 NOTE: For cart applications, unit will function with inlet hose suspended into a container of water. Be sure not to run the container dry, damage to the pump will occur. ELECTRICAL CAUTION- The brewer must be disconnected from
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OPERATING CONTROLS BUNN Espress® Model ES•1AF 10 11 44 5 6 13 7 8 12 12 9 14 15 17 16 2 118 19 20 1 3 P908 1. ON/OFF Toggle Switch 11. Clean Frother Button & LED 2. Power LED 12. Steamed Milk Button 3. Pressure Gauge 13. Hot Water Button 4. Stop Button 14. Frother Disconnect Assembly 5. Tall/Short Button & LEDS 15. Group Head 6. Cappuccino Button & LED 16. Filter Holder 7. Espresso Button & LED 17. Syphon Tube, Milk 8. Latte Button & LED 18. Cup Tray 9. Special Button & LED 19. Drip Tray
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10 10 10 10 8 8 8 8 C C C C ADJUSTMENTS BUNN Espress® Model ES•1AF INFUSION Water The brewer is factory set to yield these approximate amounts of water: Short Coffee Volume - 1.5 oz (44 cc) Tall Coffee Volume - 1.8 oz (53 cc) To change the factory set amounts: 1. Place the program switch in the “Program” (right) position. The P912 program switch is located behind the switch/LED panel. See Fig. 1 FIG. 1 2. Place the desired quantity of pods into the appropriate filter holder (1 pod or 2 pod). Lo
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OPERATION BUNN Espress® Model ES•1AF BREWING 1. Place a pod in the filter holder. 2. Lock the filter holder into the group head. Make sure it is tight. 3. Place an empty cup in position. The factory settings are for an 8 oz cup. NOTE- Install the cup tray, as shown in the operating controls illustration (Page 6). This can be used when brewing into shorter cups, or swung out of the way when using taller cups. The height may be adjusted by moving the slide up or down, as desired. 4. If brewing a m
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OPERATION BUNN Espress® Model ES•1AF Milk Frother NOTE- The milk frother parts need to be cleaned as described below at least every four to six hours depending upon use. See the DBC instruction manual for changing the clean warning alarm. It is factory set at 25 drinks. Daily Milk Frother Cleaning Instructions 1. Dispense 10 oz. of hot water from the espresso machine into a separate container. Add 1/2 packet Of Kay-5 sanitizing cleaner or any brand of sanitizing cleaner that contains 3%-5% chlo
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BREWING TIPS BUNN Espress® Model ES•1AF GENERAL Good espresso is identified by its taste, aroma, and the manner in which it is served. All of these elements can be improved-upon to serve your customers a better product. BEAN SELECTION The selection of a blend of coffee is a matter of personal choice. A blend with a high proportion of Central and/ or South American beans results in a beverage with a soft and agreeable flavor. A blend with a high proportion of African, Arabian, or Indonesian be
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BUNN Espress® Model ES•1AF ALARMS PROBLEMS When a fault occurs the following will happen: Fault 1 will appear on DBC screen. Power light will flash once every three seconds. This means a flowmeter error. Water is not flowing thru the flowmeter Fault 2 will appear on DBC screen. Power light will flash two flashes every three seconds. This means a refill error. The tank is not refilling with water fast enough. 11
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WIRING DIAGRAM BUNN Espress® Model ES•1AF L1 N GRN PRESSURE LIMIT LIMIT SWITCH T'STAT T'STAT 1785W BLK BLK BLK BLK BLK WHI K-N.O. TANK HEATER WHI WHI HOT WATER BREW AIR RED WHI WHI WHI WHI J2-1 PUMP SOL SOL SOL D I J2-3 WHI G I J2-5 T A J2-7 BLK L WHI/YEL J2-9 WHI/RED B ORA R J2-11 BLU E PRIMARY SECONDARY WHI/BLU W J2-13 STEAM STEAM REFILL E VIO WHI/ORA WHI WHI WHI WHI R J2-15 K SOL SOL SOL WHI WHI C GRN O J3-1 N PNK T J3-3 R O J3-5 L J3-7 C I J3-9 R C J3-11 U I J3-13 T J3-15 B O J3-17 FLOW METE
