coffee wakes up the world User Manual Coffee machine English 04.07.001 Model Series 8400 33 2413 0010 10.
Introduction and General information Congratulations on the purchase of your WMF coffee machine The WMF bistro! coffee machine is a fully automatic single cup machine for espresso, café crème, cappuccino, milk coffee, latte macchiato, foamed milk and hot water. With its optionally available Choc hopper, the bistro! can also make hot chocolate with milk or milk foam. Each beverage is freshly brewed at the press of a button which guarantees a high quality beverage.
Table of Contents Chapter 1 1.1 Introduction 6 Parts of the coffee machine 6 User Manual Signs and Symbols. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Chapter 2 Operation 10 2.1 2.2 2.3 2.
Table of Contents 3.3 3.3.1 3.3.2 3.3.3 3.3.4 3.3.5 3.3.6 3.3.7 3.3.8 4 Main menu Milk and foam . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Milk foam quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Latte macchiato pause interval . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Table of Contents Chapter 4 4.1 4.2 Other settings 40 Adjusting the pinch valve Labelling of beverage buttons 40 40 Chapter 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 Care 41 Cleaning program Milk system Foamer cleaning, standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Foamer cleaning Plug&Clean . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Introduction and General information Chapter 1 1.1 Introduction Parts of the coffee machine 1 3 1 2 2 1 5 11 5 4 12 6 13 7 14 8 15 7 9 16 10 17 4 We 18 8 20 2 4 . 11 .
Introduction and General information 1 Bean hopper (s) (optional 1 or 2, espresso on the left) 2 Choc hopper (optional) 3 Manual insert / tablet insert 4 Touch-screen display 5 Beverage buttons * 6 Steam button * or special preselection buttons (optional) 7 Pinch valve (When dispensing milk and milk foam through the combi spout) 8 Plug&Clean (optional) 9 Steam dispensing (optional), Steam Milk nozzle (optional) 10 Height-adjustable combi spout with integrated milk foamer 11 ON/OFF button 1
Introduction and General information User Manual Signs and Symbols For a detailed description of the warnings, see the “Safety” chapter. Caution. Risk to the machine. Follow the manual. Caution. Risk to the user. Observe the Safety chapter. Caution. Hot liquid. Observe the Safety chapter. Caution. Hot surface. Observe the Safety chapter. Caution. Bruising or crushing hazard. Caution. Hot steam. Observe the Safety chapter. Observe the Safety chapter.
Introduction and General information Glossary Term • Text in italics Explanation • Listings, selection options Individual steps Description of coffee machine state and / or explanations of automatic steps. Steam Milk Automatic steam dispensing through the steam milk spout for heating or foaming milk. 1-Step Beverages are dispensed and ready to drink with one push of a button. 2-Step In the first step, the Steam Milk outlet is used to make milk and milk foam.
Operation Chapter 2 2.1 Operation Switch on coffee machine Press ON/OFF button and hold for more than 2 seconds Coffee machine switches on and heats up. When the machine is ready to dispense beverages, the “Ready to operate” display appears. The machine can also be switched on using the timer. 2.
Operation 2.4 Shift button (optional) Each beverage button may be doubly assigned. Level 1 always active. Press the shift button 2x Level 2 activated. Press the desired beverage button Level 1 is active again after dispensing a beverage at Level 2. 2X Shift button (active/inactive) w Settings w Operating options page 35 Special buttons (optional) There are special buttons available on the control panel such as S, M, L or the Decaf button depending on the version.
Operation 2.7 Connect up the milk Insert the milk nozzle into the milk connection on the combi spout Use a suitable milk nozzle on the combi spout. Colour • green Milk temperature 4 - 8 °C; with a refrigerator • white 8 - 16 °C • brown 16 - 24 °C • red 4 - 8 °C; for the Milkpower option • blue 8 - 16 °C; for the Milkpower option • pink or purple for the Milkpower option if the other nozzles spatter at the spout Adjusting the pinch valve w Other settings page 40 2.7.
Operation 2.8 Dispensing steam (optional) Press the steam button Steam is dispensed for as long as the button is held. • Steam warms beverages • Steam manually foams milk Caution. Hot steam. Observe the Safety chapter.
Operation 2.9 Steam Milk (optional)/ Dual Milk (optional) The milk is automatically heated or foamed. The Steam Milk buttons can be assigned to up to four milk foam quality levels, or to hot milk. The Steam Milk buttons are assigned at the factory to three foam quality levels (superfine, fine, standard) and hot milk. Heat milk or foam milk Fill a tall, narrow container with the desired milk quantity Do not fill the container above the halfway point, so that the milk will not run over when it foams.
Operation 2.10 Height adjustment of the combi spout The combi spout height is adjustable. Take hold of the combi spout from the front and push to the desired height Height adjustment range of the combi spout 55 - 160 mm. 2.11 Bean hopper/product hopper If possible, replenish product hopper in advance. Fill the hoppers no more than the amount needed for one day, in order to maintain the freshness of the products. Espresso beans on the left 2.
Operation 2.13 Grounds container The coffee grounds container receives the used coffee grounds. It has enough capacity to store coffee grounds from approx. 70 brewing cycles. The display shows a message as soon as the coffee grounds container needs to be emptied. Beverage dispensing is blocked for as long as the grounds container is removed.
Operation 2.15 Drip tray For coffee machines without a drain connection, the drip tray must be emptied regularly. Pull out the drip tray carefully and empty Replace drip tray Replace carefully so that no water accidentally drips down. Clean drip tray daily. w Care Caution. Hot liquids in the dispensing area. Observe the Safety chapter. 2.16 Switch off the coffee machine The coffee machine must be cleaned daily prior to switching it off.
Software Chapter 3 3.1 Software An overview Ready to operate We 2 4 . 11 . 2 0 1 0 08:15 Touch clear area on the “Ready to operate” display Additional pads are activated. We 2 4 . 11 . 2 0 1 0 08:15 There are various options for the “Ready to operate” display. We 2 4 . 11 . 2 0 1 0 08:15 If there are errors, the relevant pad is displayed. is required then a care message pad is displayed. If Cleaning Other display options w Settings w Operating options.
Software Main menu functions Chapter 3.2 Milk and foam Chapter 3.3.1 Timer program Chapter 3.3.2 Care Chapter 3.3.3 Settings Chapter 3.3.4 PIN entry Chapter 3.3.5 PIN rights, access control Chapter 3.3.6 Accounting Chapter 3.3.
Software 3.2 Ready to operate 3.2.1 “Ready to operate” display Standard display for normal operation • • • • We 2 4 . 11 . 2 0 1 0 08:15 We 2 4 . 11 . 2 0 1 0 08:15 “Warm rinse” pad Barista pad Menu Information Standard display for SB mode (self-service) All pads that allow changes to be made are not available. The “warm rinse” pad, Barista pad, menu pad and messages are inactive. Error messages are not shown, only the Caution symbol is shown. 3.2.
Software 3.2.4 Information Touch the pad on the “Ready to operate” display The Information menu appears.
Software 3.2.5 To the main menu We 2 4 . 11 . 2 0 1 0 08:15 Call up the main menu Press on the “Ready to operate” display on The main menu is displayed. “Ready to operate” display We 2 4 . 11 . 2 0 1 0 08:15 ... with additional pads Delayed fade-in w Settings w Operating options page 35 3.3 Main menu main menu Other illustrations of the main menu for protected levels. w PIN rights, access control page 37 3.3.
Software Latte macchiato pause interval When dispensing milk and milk foam through the combi spout. Latte macchiato is more successful if the interval between milk and milk foam dispensing is lengthened. The standard setting is 3 seconds. macch.interrupt Reduce setting value -> shorter interval Increase setting value -> longer interval 3.3.2 Timer program The timer program sets the switch on and switch off times.
Software Set timer Touch timer adjustment Program the switch on and switch off times. Touch operating time pad The operating time display appears. Here the day, time, and desired operation are set. timer adjustment Example: Set day (Day) • 1 = Monday • 2 = Tuesday, etc.
Software Copy day Any day may be copied to other days, complete with its switching times. Touch timer adjustment pad Program the switch on and switch off times. pad Touch operating time Touch the number pad under day The selection of the week days is displayed. Scroll through to page 4 Touch copy day The selection of the week days is displayed again. Select the day that you want to copy Touch insert day Select the day you want to copy the time settings to The day is copied.
Software Delete timer Touch delete timer on page 2 of the timer main program menu Scroll to desired day and touch to select A security dialogue now appears querying whether deletion is actually intended. Confirm with The day is deleted with all its switching times. Besides individual days, “all workdays” or the entire week can also be deleted. delete timer This process cannot be undone.
Software 3.3.3 Care Cleaning programs are started from the Care main menu. The Care main menu contains the following selection options: • Cleaning program • Milk system (when dispensing milk and milk foam through the combi spout) • Choc system • Filter change (optional) • Customer check-up (optional) In the Software chapter w Care display-guided sequences are described in detail. Physical cleaning actions are described in the Care chapter. Cleaning program Touch cleaning prog.
Software Choc system (mixer rinsing) (optional) See Cleaning instructions for Choc system rinsing. choc system During Choc system cleaning the mixer system is rinsed out using hot water. Choc system rinsing is performed automatically by the cleaning program when a Choc system is installed. Filter change (optional) Caution. Follow the manual. Observe the Safety chapter. This point can be selected by trained personnel if the WMF Service function has been enabled.
Software 3.3.
Software Change recipes change recipes Chociatto All beverages Ground coffee quantity / Choc powder quantity Water volume Milk beverages Milk foam volume Change recipes display Chociatto ground coffee Milk volume Example: ground coffee quantity Coffee beverages Chociatto quality level Quality The quality levels influence the coffee brewing. The higher the quality level, the more intensive the release of the flavour and aromatic substances in the coffee.
Software Steam Milk settings (optional) change recipes foam fine Milk and foam Milk temperature pad Touch change recipes Press the desired Steam Milk button Select milk or milk foam Adjust the milk foam quality Set the shut-off temperature Save with The maximum temperature setting is 90 °C. foam fine foam quality foam fine temperature Set decaf (optional) Decaf grinder is always the right grinder.
Software Sequence of ingredients additions Sequence examples The sequence of additions is only possible for beverages whose recipe contains at least two ingredients. The sequence in which the individual additions will be dispensed. Adjustable addition • Coffee • Milk • Milk foam • Choc Set the sequence a.) Upper line: set start position for dispensing milk, milk foam or Choc. b.) Lower line: set start position for coffee brewing.
Software Testing Weigh grounds Empty and replace grounds container Touch weigh grounds The process dispenses ground coffee directly into the grounds container and the grounds may then be weighed. The grind quantity is dispensed three times. Quality check The components of a beverage are delivered individually (coffee, milk, milk foam, Choc). The volumes of the individual components can be determined exactly. Reset The coffee machine software is restarted here.
Software Water filter is fitted Query regarding whether the WMF Service is enabled. Set here whether a scale filter / water filter is fitted or not. This affects the descaling intervals. softener/filter Capacity Scale filter / water filter: filter capacity is set here. (The water filter capacity can be found in the water filter documentation.) Filter capacity This point can be selected by trained personnel if the WMF Service function has been enabled.
Software Rinsing interval The time elapsed between the last time a beverage with milk was dispensed and a foamer rinsing. Maximum value with Plug&Clean is 3 minutes. Recommended setting: 2 minutes. rinse interval Operating options The following operating options are available. • “Warm rinse” pad (active/inactive) • Barista pad (active/inactive) • Beverage preselection (active/inactive) • 2.
Software Illumination (optional) Set the colour values here of the LEDs for the desired illumination colour Setting examples light sequence (sequence of colours) amber blue red 1 25 0 green blue 0 0 30 0 0 30 illumination setting illumination red green blue Milk (optional) The empty milk message can be activated here. Touch milk pad Beverage lockout yes/no Beverage lockout no: beverages can be dispensed until the milk container is actually empty.
Software 3.3.5 PIN-entry display Individual authorisation levels can be protected using a PIN. For access to a PIN-protected level, the PIN must be entered via pad. Touch the pad in the main menu Numerical keyboard display appears. Enter required 4-figure PIN Confirm with Following entry of a valid PIN, the assigned functions are available. 3.3.6 2 4 . 11 .
Software Accounting level main menu On entering the valid PIN, access to: = Set milk and foam quality (for all beverages) = Timer program = Care = PIN-protected ON/OFF button = Settings (beverage, general, others) = Assign PIN rights, access control = Accounting numbers of beverages Accounting level access A PIN can be assigned to any level. The levels are hierarchical. Example: the PIN for the cleaning and setting accounting level.
Software 3.3.7 Accounting numbers of beverages Touch counter The counter menu displays the counter for each beverage. Read counter Touch desired beverage on the display Delete counter Touch the clear pad If no beverage is selected, on touching the clear pad a dialogue appears in the display querying whether the counter readings for all beverages should be zeroed. The “Accounting numbers of beverages” function should be protected with a PIN to prevent unauthorised access.
Other settings Chapter 4 4.1 Other settings Adjusting the pinch valve When dispensing milk and milk foam through the combi spout. The milk dispensing temperature is determined by the milk nozzle and by the setting of the pinch valve. For dispensing of the milk foam, the dispensing temperature is only determined by the milk nozzle, not the pinch valve.
Care Chapter 5 Care Regular cleaning is essential in order to ensure problem-free operation of the coffee machine and to ensure optimum coffee quality. Prior to and after every instance that the machine is shut off for several days, perform all cleanings. Caution. Health hazard. Follow the HACCP schedule.
Care 5.1 Cleaning program The cleaning program is guided by software in the following sequence through the whole cleaning program: • Milk system cleaning • Choc system rinsing • Cleaning program for the machine with cleaning tablets: coffee carrying parts 5.2 Milk system Milk system cleaning see Cleaning instructions. The milk system consists of: • Combi spout • Milk nozzle • Milk hose The milk system must be thoroughly cleaned and sanitized at least once a day, after no more 24 hours.
Care Foamer cleaning Plug&Clean Cleaning with Plug&Clean consists of three parts. • Automatic foamer rinsing for a maximum of 3 minutes after each beverage with milk or milk foam • Display-guided Plug&Clean cleaning • Once per week, lay combi spout, milk hose and milk nozzles in a cleaning solution 5.3 Plug&Clean cleaning program w Cleaning instructions Choc system rinsing Choc system rinsing is interim cleaning of the mixer. See Cleaning instructions for Choc system rinsing. 5.
Care 5.5 Choc mixer cleaning (optional) Cleaning will be more frequent depending on powder consumption. Switch off coffee machine using the ON/OFF button Disconnect mains plug Remove the coffee grounds container Pull off mixer hose from mixer to combi spout Turn stud on bayonet fitting underneath the mixer bowl counter-clockwise Mixer bowl is released from the arrester lock. The propeller for the mixer is now visible.
Care 5.6 Steam outlet cleaning (standard und Steam Milk) Daily Mix 5 ml of cleaner in a tall jug with 0.5 l of lukewarm water Immerse the steam nozzle in the cleaning solution, and briefly press the steam button or a Steam Milk button Reaction time: 30 minutes Clean with a brush Rinse thoroughly with water Press the steam button The steam clears the holes of the steam nozzle of milk residue, and removes cleaner residue.
Care 5.8 Choc hopper cleaning (optional) Cleaning will be more frequent depending on powder consumption.
HACCP schedule Chapter 6 HACCP schedule You are required by law to ensure that your customers are not subject to any health risks as a consequence of consumption of food items you serve. A HACCP schedule (Hazard Analysis Critical Control Points) for risk identification and assessment is required. You should carry out a risk analysis on your premises. The aim of the analysis is to recognize and pre-empt food hygiene hazard points.
HACCP schedule Keep milk cool • Always have a new cooled milk pack handy. • If a cooled freshly opened pack is used within a period not exceeding 3 hours, refrigeration during use is not necessary. • If little milk is being used, cooled milk must be placed in the refrigerator again during operation. At commencement of operation milk should be at approx. 6 - 8 °C. Depending on the setting, one litre of milk is sufficient for approx. 20 cappuccinos. WMF AG offers a range of refrigeration options (e.g.
Maintenance Chapter 7 Maintenance and descaling Please observe that this is a professional industrial coffee machine which needs regular maintenance and descaling. The maintenance schedule is based on the degree of use of the machine and is shown on the display. If maintenance is undertaken by the WMF Service, then descaling of the brewing system is done at the same.
Messages and instructions Chapter 8 8.1 Messages and instructions Messages for operation Refill beans Top up bean hopper (refer to display) Check: • Is the product hopper lock open? Refill beans w Care • Beans do not feed through Stir with a large spoon and confirm with Open water supply valve Turn on water mains supply and confirm open water supply Empty coffee grounds container Empty grounds container Empty grounds cont.
Messages and instructions 8.2 Error messages and malfunctions Basic procedure on display of error messages or malfunctions. Switch coffee machine off and then on again after a few seconds Repeat the process which led to the error In many cases, this eliminates the malfunction and you can continue working. If this is not successful: find the error message or error number in the following list and follow the sequence of actions indicated.
Messages and instructions Error number Error description Action instructions Motor blocked All associated brews barred. Note hopper switchover. Grinders 24 Tap on beans hopper The beans may slide down and the light barrier is touched. 34 Motor blocked All associated brews barred. Note hopper switchover. Tap on beans hopper The beans may slide down and the light barrier is touched. Steam boiler 186 189 Steam boiler: filling time Steam dispensing barred, milk foam barred.
Messages and instructions Error number Error description Action instructions 141 Current error: steam valve 2 Steam dispensing is barred: one can continue to use the machine. Do not use steam dispensing or Steam Milk. 142 Current error: cap. valve 1 143 Current error: cap.
Messages and instructions 8.
Safety Chapter 9 9.1 Safety Hazards to the operator At WMF, safety is one of the most essential product features. The effectiveness of safety devices can only be ensured if the following points are observed: • Read the User Manual carefully prior to use. • Do not touch hot machine components. • Do not use the machine if it is not working properly or if it is damaged. • Built-in safety devices must never be altered.
Safety Bruising or crushing hazard. There is a hazard of bruising or crushing when handling all moving parts. Do not reach into the bean hopper or the brewing unit opening when the coffee machine is switched on. Health hazard. The product hoppers (coffee beans / Choc) and manual insert may only be filled with materials for the use intended. Health hazard. When handling special cleaners for the milk foamer, cleaning tablets, follow the protective measures on the packaging.
Safety • We recommend damage prevention measures such as: - installation of a suitable water monitor in the mains water supply - installation of smoke alarms • After a company holiday we recommend running the cleaning program at least twice before reusing the machine. 9.3 w Cleaning instructions Intended use The WMF bistro! is designed to dispense coffee beverages, milk beverages and / or powdered beverages (Choc and topping) in various variations into cups or cans.
Safety 9.4 Directives The machine fulfils the requirements of the German Food and Feed Code (LFGB), the Regulation on Commodities (BedGgstV), the EC regulation No. 10 / 2011 as well as the EC regulation No. 1935 / 2004 in the currently valid editions. When used properly, the machine does not present a hazard to health or other unjustifiable hazard. The materials and raw materials used fulfil the requirements of the Regulation on Commodities as well as the EC regulations No. 10 / 2011.
Warranty 9.5 Duties of the owner/operator The operator of such equipment must ensure regular maintenance by WMF Service technicians, their agents or other authorised persons, and checking of safety devices. Access to the service area is permitted only for persons with knowledge and practical experience with the unit, especially regarding safety and hygiene. The coffee machine must be set up by the operator such that care and maintenance can be performed without hindrance.
Warranty 9.6 Warranty claims During the warranty period of 12 months from transfer of risk, the purchaser has statutory warranty entitlements. The vendor should always be afforded the opportunity to rectify errors within an appropriate period. Claims above and beyond the above, in particular damage claims as a result of consequential damage, are excluded, to the extent that this is legally permissible. Material defects shall be reported to the vendor immediately and in writing.
1 User Manual WMF bistro! 08:15 On submenu Care, touch milk system Touch start choc system milk system cleaning prog. customer care Milk system rinsing Machine cleaning starts. Duration approx. 8 minutes. In progress… cleaning prog. switchingOff 12 8.1 For water rinse, prepare 0.5 l of clear, cold water Insert milk hose Touch continue continue Prepared water for rinsing? cleaning prog. switchingOff 6 1 9 . 1 0 .
Appendix: Technical data Appendix: Technical data Technical data for coffee machine Nominal power rating * Output per hour ** Overall hot water output Coffee bean hopper Choc hopper Mains power connection * Illumination External dimensions Weight empty Continuous sound pressure level (Lpa) ***** 3.5 kW 6.3 kW 300 espressos 300 espressos 200 cappuccinos 220 cappuccinos 200 café crèmes 220 café crèmes 120 coffees *** 120 coffees *** 120 chocs **** 120 chocs **** approx. 24 l / h approx. 48 l / h approx.
Appendix: Technical data Mains voltage tolerance range 230 V +6 % and -10 % / 400 V +6 % and -10 %. Mains voltage interruption < 50 ms: no interruption of function Water supply 3/8 inch hose connector with main valve, and filter with 0.2 to 0.25 mm mesh size, on site. Min. 0.2 MPa flow pressure at 2 l / min., max. 0.6 MPa. Water temperature max. 35 °C. The set of hoses provided with the new coffee machine and / or the new water filter must be used. Do not use old hoses.
Number Unit Designation 64 meter Pcs Pcs Pcs Pcs Pcs Pcs Pcs 1 1 1 1 1 1 1 1 Pcs Mixer bowl Mixer hose Milk nozzle with Milkpower, milk temperature 16 - 24 °C (violet) Milk nozzle with Milkpower, milk temperature 16 °C (pink) Milk nozzle with Milkpower, milk temperature 8 - 16 °C (blue) Milk nozzle with Milkpower, milk temperature 4 - 8 °C (red) Milk nozzle, milk temperature 16 - 24 °C (brown) Milk nozzle, milk temperature 8 - 16 °C (white) Milk nozzle, milk temperature 4 - 8 °C
Number Unit Spare key Pcs 1 User Manual WMF bistro! Pcs Pcs Pcs sheet 1 1 1 1 Labels for choc hopper Spare key Choc hopper lid, lockable Choc hopper lid Choc hopper Pcs 1 Pcs 1 Pcs 1 Fuse holder lid Fuse F4 Drip grid Drip tray Grounds disposal through the counter (with design sheet metal) Coffee grounds container (with design sheet metal) Pcs 1 Customer Check-up Kit 0.5 / 15.000 Milkpower Customer Check-up Kit 0.5 / 15.
Index Index 1-Step 9 2-Step 9 A Access control 37 Accessories and spare parts 64 Accounting level 38 Accounting numbers of beverages 39 Additions 32 Adjustable addition 32 B Display switching times 24 Dosing auger 46 Drip tray 17 Drip tray, housing and front panel 43 Dual Milk 14 Duties of the owner/operator 59 E electrical connection 63 Empty grounds container 50 Error message 18, 51 Error messages 51 Error messages and malfunctions 54 Error number 50, 51 Barista pad 18, 20, 35 Bean hopper 7, 15 Bean
Index Manual insert 7, 15 Menu control pads 19 Messages and instructions 50 Messages for operation 50 Milk and foam 22 Milk foam dispensing 11 Milk foam quality 22 Milk foam volume 30 Milk nozzle 12 Milk system 27 Milk system rinsing Standard 43 Milk volume 30 Mixer cleaning 44 Mixer rinsing 43 Multiple dispensing 10 Multiple preselection 10 N No warranty is provided 60 O ON/OFF button 35 Open water supply valve 50 Operating options 35 Operation 10 Original WMF spare parts 60 Other settings 40 Override fu
Your nearest WMF Service: © 2007 - 2011 WMF AG All rights reserved, in particular duplication, distribution and translation rights. No part of this manual may be reproduced in any form or processed, duplicated or distributed using electronic systems without written consent. Design and production / typesetting and print presentation: TecDoc GmbH; Geislingen, info@tecdocgmbh.de Original User Manual. Printed in Germany. We reserve the right to make technical modifications. 28.10.
