WMF Bistro! User manual

coffee wakes up the world
Model Series 8400 33 2413 0010 10.2011
User Manual
04.07.001
Coffee machine English

2User Manual WMFbistro!
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.
User guidance is provided by agraphical touch-screen
display on the coffee machine. Up to eight beverage
buttons are available on the operating panel. The beverage
buttons can be allocated on two levels and have alettering
space. Additional function keys may be allocated,
depending on the machine configuration.
Keep these instructions near the coffee machine so that
you and your operating staff have the right information
handy and can take the correct action in the event of any
technical problems that may arise.
Please read the User Manual prior
to using the coffee machine.
Ensure that the staff has access to
the User Manual.
Important.
Chapter 1 Introduction
Follow the User Manual Signs and
Symbols.
Observe the Safety chapter.
Observe the additional
instructions: bistro! Cleaning
instructions
In the event of failure to comply
with maintenance information
(w Maintenance and descaling),
no liability is accepted for any
resultant damage.

3
User Manual WMFbistro!
Table of Contents
Chapter 1 Introduction 6
1.1 Parts of the coffee machine 6
UserManualSignsandSymbols.......................................8
Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Chapter 2 Operation 10
2.1 Switch on coffee machine 10
2.2 Dispensing beverages 10
2.3 Multiple preselection 10
2.4 Shift button (optional) 11
Special buttons (optional). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.5 Dispensing hot water 11
2.6 Dispense milk or milk foam 11
2.7 Connect up the milk 12
2.7.1 Standard ..........................................................12
2.7.2 With WMF Cooler, WMF Cup&Cool (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.8 Dispensing steam (optional) 13
Warmbeverages .................................................13
Foammilk ......................................................13
2.9 Steam Milk (optional)/Dual Milk (optional) 14
2.10 Height adjustment of the combi spout 15
2.11 Bean hopper/product hopper 15
2.12 Manual insert 15
2.13 Grounds container 16
2.14 Grounds disposal through the counter (optional) 16
2.15 Drip tray 17
2.16 Switch off the coffee machine 17
Chapter 3 Software 18
3.1 An overview 18
3.2 Ready to operate 20
3.2.1 “Readytooperate”display............................................20
Standard display for normal operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Standard display for SB mode (self-service) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.2.2 “Warm rinse” pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.2.3 Barista pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.2.4 Information .......................................................21
Service .........................................................21
Customer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Brew time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Journal..........................................................21
Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.2.5 Tothemainmenu ..................................................22

4User Manual WMFbistro!
Table of Contents
3.3 Main menu 22
3.3.1 Milkandfoam .....................................................22
Milk foam quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Lattemacchiatopauseinterval ......................................23
3.3.2 Timerprogram .....................................................23
Timerstate ......................................................23
Set timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Copy day . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Timer overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Deletetimer .....................................................26
Timerinformation ................................................26
3.3.3 Care .............................................................27
Cleaning program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Milksystem .....................................................27
Choc system (mixer rinsing) (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Filterchange(optional) ............................................28
Customer Check-up (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3.3.4 Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Recipe and buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Selecting the beverage buttons when setting . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Adjust values
Start apreparation test with the current values
Savesetting......................................................29
Cup volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Change recipes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Steam Milk settings (optional)
Set decaf (optional)
Sequenceofingredientsadditions ...................................32
Button allocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Testing .........................................................33
Weigh grounds
Quality check
Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Time and date . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Displaylanguage .................................................33
Displaycontrast ..................................................33
Water filter is fitted . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Warm-uprinsing .................................................34
SB mode (self-service) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Foamerrinsing ...................................................34
Rinsinginterval ..................................................35
Operating options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Illumination(optional) .............................................36
Milk (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
3.3.5 PIN-entry display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
3.3.6 PIN rights, access control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Cleaning level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Setting level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Accountinglevel..................................................38
Delete PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
3.3.7 Accountingnumbersofbeverages .....................................39
3.3.8 Waiter accounting system (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

5
User Manual WMFbistro!
Table of Contents
Chapter 4 Other settings 40
4.1 Adjusting the pinch valve 40
4.2 Labelling of beverage buttons 40
Chapter 5 Care 41
5.1 Cleaning program 42
5.2 Milk system 42
Foamercleaning,standard..........................................42
Foamer cleaning Plug&Clean . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
5.3 Choc system rinsing 43
5.4 General cleaning 43
5.5 Choc mixer cleaning (optional) 44
5.6 Steam outlet cleaning (standard und Steam Milk) 45
5.7 Bean hopper cleaning 45
5.8 Choc hopper cleaning (optional) 46
Chapter 6 HACCP schedule 47
Chapter 7 Maintenance and descaling 49
7.1 Customer Check-up 49
7.2 Maintenance 49
7.3 WMFService 49
Chapter 8 Messages and instructions 50
8.1 Messages for operation 50
8.2 Error messages and malfunctions 51
8.3 Errors without error message 54
Chapter 9 Safety 55
9.1 Hazards to the operator 55
9.2 Hazards to the coffee machine 56
9.3 Intended use 57
9.4 Directives 58
9.5 Duties of the owner/operator 59
9.6 Warranty claims 60
No warranty is provided: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Appendix: Cleaning instructions (standard) 61
Appendix: Technical data 62
Technical data for coffee machine 62
Conditions for usage and installation 62
Appendix: Accessories and spare parts 64
Index 66

6User Manual WMFbistro!
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1
2
7
5
11
4
11
13
14
5
10
15
17
3
6
9
12
2
20
22
21
23
4
18
19
8
7
8
16
Introduction and General information
Chapter 1 Introduction
1.1 Parts of the coffee machine

7
User Manual WMFbistro!
Introduction and General information
1Bean hopper (s) (optional 1 or 2, espresso on the left)
2Choc hopper (optional)
3Manual insert/tablet insert
4Touch-screen display
5Beverage buttons *
6Steam button * or special preselection buttons (optional)
7Pinch valve (When dispensing milk and milk foam through the combi spout)
8Plug&Clean (optional)
9Steam dispensing (optional), Steam Milk nozzle (optional)
10 Height-adjustable combi spout with integrated milk foamer
11 ON/OFF button
12 Decaf button **
13 Shift button **
14 Hot water button *
15 Hot water spout
16 Grounds container
17 Removable drip tray with drip plate (drip grid)
18 “Warm rinse” pad
19 Barista pad
20 Timer and clock display
21 Information pad
22 Messages/error messages
23 Menu pad (opens main menu)
* Standard allocation
** Alternative button allocation

8User Manual WMFbistro!
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.
Caution.
Risk to the user.
Follow the manual. Observe the Safety chapter.
Caution.
Hot liquid.
Caution.
Hot surface.
Observe the Safety chapter. Observe the Safety chapter.
Caution.
Hot steam.
Caution.
Bruising or crushing
hazard.
Observe the Safety chapter. Observe the Safety chapter.
Tip
Instructions Cross reference
Start position
Main menu
Very important.
Must be strictly
observed.
If the menu symbol is shown in this User Manual, the
description starts at the main menu start position.
Call up the main menu
Touch pad
The main menu is displayed.
There are other display options w Main menu.
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main menu
Main menu

9
User Manual WMFbistro!
Introduction and General information
Glossary
Term Explanation
• • Listings, selection options
Individual steps
Text in italics 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. In the second step, coffee and chocolate beverages are
dispensed with apush of abutton, and the beverage components
are mixed manually.
Dual Milk In the optional Dual Milk version, 1-Step and 2-Step beverages
can be made with just one coffee machine.
Override function Milk can be heated or foamed without automatic shut-off, up to
amaximum milk or foam temperature of 90°C.
Additions Components of arecipe for abeverage, in addition to coffee,
such as milk, milk foam, Choc.
Barista Professional coffee server
Beverage dispensing Dispensing coffee, hot water or Choc beverages
Carbonate hardness Quoted in gpg (°dKH). The water hardness is ameasure of the
calcium dissolved in the water.
Capacity For example: the capacity of the water filter in litres of water it
can filter
Choc Hot chocolate
Choc system Complete module, mixer with portion controller for Choc
Decaf Decaffeinated coffee
Dispensing options Start-Stop: dispensing runs up to the set amount and can be
stopped by pressing the button again.
Free-flow: dispensing runs for as long as the button is held.
Metered: the set volume is dispensed.
Grounds chute w Grounds disposal through counter, page 16
Main tap Water stop cock, angle valve
Milk system Combi spout, milk nozzle and milk hose
Preinfusion Prior to brewing, coffee is briefly infused in order to ensure
amore intense release of its aromatic substances.
Pressing Automatic pressing of ground coffee prior to brewing.
Rinsing Intermediate cleaning
SB mode Self-service

10 User Manual WMFbistro!
Operation
Chapter 2 Operation
2.1 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.
2.2 Dispensing beverages
Pressing the beverage button triggers dispensing of the
beverage selected.
• Lit up button = ready to dispense
• Flashing button = beverage dispensing
• Unlit button = not ready to dispense/
button disabled
Place asuitably sized cup below the combi spout
Press the desired beverage button
Desired beverage and progress of dispensing are indicated
on the display.
2.3 Multiple preselection
After beginning brewing, the display will show acup
symbol during dispensing.
Preselection for multiple dispensing
Increase the preselection for abeverage:
Touch pad
Reduce the preselection for abeverage:
Touch pad
The display shows the current preselection and the number
of beverages begun.
The multiple preselection for dispensing larger quantities,
for example for apot of coffee.
PIN access control
w Software w Settings
w Operating options
page 35
w Timer program
w Software w Timer
page 21
Caution.
Hot liquids in the
dispensing area.
Observe the Safety chapter.
Button allocation
w Software w Settings
w Recipe and buttons
page 29
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Display multiple preselection:
the example shows 6 café crème.
Beverage 2 of 6 is currently
being dispensed. Dispensing of
amaximum of 12 times the single
beverage is possible.