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Bistro 8400
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WMF Bistro 8400 User Manual

coffee wakes up the world
User Manual
Espresso machine
Model Series 8400 33 2413 0900 01.2010
North America English
04.04.001
2
User manual WMF bistro!

Safety Warnings

The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of fire or electric shock to persons.
The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance.
Do not use the machine if it is not working properly or if it is damaged.
Never alter built-in safety devices.
Ensure that there is always a receptacle under the outlet when dispensing hot beverages and hot steam to avoid scalding.
Do not touch hot machine components.
Never reach into the coffee grinders.
Never reach into the chocolate hopper.
Switch off the machine before cleaning the front panel to avoid a hot beverage being accidentally dispensed.
The milk system must be thoroughly cleaned at least once a day to ensure proper hygiene.
Milk hose should be changed at regular intervals.• Never reach under the spouts while cleaning the machine.• Ensure that mixer hose is replaced securely because hot liquid may • escape.
Never reach under the spouts while cleaning.
Do not reach into the bean hopper or the brewing unit opening when the espresso machine is switched on to avoid bruising or crushing when handling moving parts.
Avoid risk of electrocution: when replacing the fuse, disconnect main power and only use fuse F4A.
Do not remove cover. No user-serviceable parts inside. Repair should be done by authorized service personnel only.
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User manual WMF bistro!
Warnin g
Risk of fire or electric shock.
Do not open.
WARNING, to reduce the risk of fire or electric shock,
do not remove cover (or back),
no user-serviceable parts inside,
repair should be done by authorized service personnel only.
(33 1453 500 0)

Safety Warning Signs

For a detailed description of the warnings, see the “Safety” chapter 9.1.
NOTICE
Hazard to the machine.
Read and understand user manual before using this machine.
CAUTION
Burn hazard.
Hot surface.
See chapter 9.1: Safety.
CAUTION
Hazard to the user.
See chapter 9.1: Safety.
CAUTION
Burn hazard.
Hot steam. Hot liquids.
See chapter 9.1: Safety.
CAUTION CAUTION
Hot steam.
See chapter 9.1: Safety.
Bruising or crushing hazard.
See chapter 9.1: Safety.
WARNING
Failure to follow safety warnings can lead to serious injury.
See chapter 9.1: Safety.
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User manual WMF bistro!
Congratulations on the purchase of your WMF espresso machine
The WMF bistro! espresso 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. Operator control of the machine is possible via a graphic touch-pad display. 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 espresso 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.
CAUTION
Read and under stand user manual before using this machine.
Ensure staff have access to the user manual.
Important.
See p age 2 and 3: Safet y warnings. See chapter 9.1: Safety.
NOTICE
Obser ve the manual.
Observe the chapt er 9.5: Warranty
In the event of failure to comply with maintenance information (w chapter 7: Maintenance), no liabilit y is accepted for any resultant damage.
Similarly all guarantee/warranty obligations cease to apply in such cases .
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User manual WMF bistro!
Table of Contents
Safety Warnings ...................................................2
Safety Warning Signs ...............................................3
Chapter 1 Introduction 8
1.1 Parts of the espresso machine 8
Signs and symbols used in the user manual ............................10
Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Chapter 2 Operation 12
2.1 Switch on espresso machine 12
2.2 Dispense beverages 12
2.3 Multiple preselection 12
2.4 Shift button (optional) 13
2.5 Dispense hot water 13
2.6 Dispense milk or milk foam 13
2.7 Connect up the milk 14
2.7.1 Standard ..........................................................14
2.7.2 WMF Cooler, WMF Cup&Cool (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.8 Dispense Steam (optional) 15
2.7 Steam Milk (optional) / Dual Milk (optional) 16
2.10 Height adjustment of the combi spout 17
2.11 Bean hopper / product hopper 17
2.12 Manual insert 17
2.13 Coffee grounds container 18
2.14 Grounds disposal through the counter (optional) 18
2.15 Drip tray 19
2.16 Switch off the espresso machine 19
Special button (optional) ...........................................13
Warm beverages .................................................. 15
Foam milk .......................................................15
Chapter 3 Software 20
3.1 An overview 20
3.2 Ready to operate display 22
3.2.1 Ready to operate display ..............................................22
3.2.2 Warm rinse pad. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.2.3 Barista pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.2.4 Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
3.2.5 To main menu ......................................................24
Standard display for normal operation ................................22
Standard display for SB mode (self-service) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Service .........................................................23
Customer care ...................................................23
Brew time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Journal .........................................................23
Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
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User manual WMF bistro!
Table of Contents
3.3 Main menu 24
3.3.1 Milk and foam .....................................................24
3.3.2 Timer program ..................................................... 25
3.3.3 Customer care .....................................................29
3.3.4 Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.3.5 Enter PIN .........................................................38
3.3.6 PIN rights access control ............................................38
3.3.7 Accounting numbers of beverages .....................................40
3.3.8 Waiter accounting system (optional) ...................................40
Milk foam quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Latte macchiato pause interval ......................................25
Timer state ......................................................25
Set timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Copy day . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Timer overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Delete timer .....................................................28
Timer information ................................................ 28
Cleaning program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Milk system .....................................................29
Choc system (mixer rinsing) (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Filter change (optional) ............................................30
Customer check-up (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Recipe and beverage buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Selecting the beverage button when setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Adjust values Start a brewing test with the current values Save setting
Cup volumes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Change recipes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Set decaf (optional)
Sequence of ingredients additions ...................................34
Button allocation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Testing ......................................................... 35
Weigh grounds Quality check
Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Time / date . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Language .......................................................35
Display contrast. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Scale filter ......................................................35
Capacity ........................................................36
Warm-up rinsing .................................................36
SB operation (self-service) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Foamer rinsing ...................................................36
Rinsing interval ..................................................36
Operating options ................................................37
Illumination (optional) ............................................. 37
Cleaning level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Setting level .................................................... 38
Accounting level ..................................................39
Delete PIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
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User manual WMF bistro!
Table of Contents
Chapter 4 Other settings 41
4.1 Set pinch valve 41
4.2 Labelling of beverage buttons 41
Chapter 5 Care 42
5.1 Cleaning program 44
5.2 Milk system cleaning 44
5.3 Choc system rinsing 45
5.4 General cleaning 45
5.5 Choc mixer cleaning (optional) 46
5.6 Steam Milk outlet cleaning (Standard and Steam Milk) 47
5.7 Foils for bean hopper cleaning 47
5.8 Cleaning the Choc product hopper (optional) 48
Standard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Plug&Clean ......................................................45
Chapter 6 HACCP schedule 49
Chapter 7 Maintenance 51
7.1 Customer Check-up 51
7.2 Maintenance 51
7.3 Mixer 51
7.4 WMF Service 51
Chapter 8 Messages and instructions 52
8.1 Messages for operation 52
8.2 Error messages / malfunctions 53
8.3 Error without error display 56
Chapter 9 Safety 57
9.1 Hazards to the operator 57
9.2 Hazards to the espresso machine 58
9.3 Directives 59
9.4 Duties of the owner / operator 59
9.5 Warranty claims 60
No warranty is provided: ..........................................61
Appendix A: Cleaning instruction 62
Appendix B: Technical data 63
Technical data for espresso machine 63 Conditions for usage and installation 64
Appendix C: Accessories and spare parts 66
Index 70
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User manual WMF bistro!

Chapter 1 Introduction

1.1 Parts of the espresso machine

3
1
2
10
18
19
21
22
23
2
5
11
12
13
14
15
16
17
7
8
1
5
6
7
8
9
4
4
1
20
Display for self-service operation
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User manual WMF bistro!
1
Bean hopper(s) (optional 1 or 2, espresso on the left)
2
Choc container (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 outlet (optional)
10
Height-adjustable combi spout with integral milk foamer
11
ON / OFF button
12
Decaf button **
13
Shift button **
14
Hot water button *
15
Hot water spout
16
Coffee grounds container
17
Removable drip tray with drip plate (drip grid)
18
Warm rinse pad
19
Barista pad
20
Timer and clock display
21
Info pad
22
Messages / error messages
23
Menu pad (opens main menu)
* Standard allocation ** Alternative button allocation
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User manual WMF bistro!

Signs and symbols used in the user manual

For a detailed description of the warnings, see the “Safety” chapter.
Tip Instruction
Start position Main menu
If the menu symbol is shown in this user manual the description starts at the start position.
Call up the main menu
Touch the
pad
The main menu is displayed.
w
There are other display options
Main menu.
Cross reference
Very important. Must be strictly observed.
Main menu
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User manual WMF bistro!
Glossary
Term Declaration
• Listings, selection options• Individual steps
Text in italics Description of espresso machine state and / or explanations of
automatic steps.
sec Seconds min Minutes Steam Milk Automatic steam dispensing through the Steam Milk outlet. 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 Additions Components of a recipe for a beverage, in addition to coffee, such as
Barista Professional coffee server Beverage dispensing Carbonate hardness Choc Hot chocolate Decaf Decaffeinated coffee Dispensing options
Grounds chute See grounds disposal through counter chapter 2.14 Main tap Water stop cock, angle valve Milk system Combi spout, milk nozzle and flexible milk hose. Mixer system Complete module, mixer with portion controller for Choc Operating range Preinfusion Prior to brewing, coffee is briefly infused in order to ensure a more
Pressing Automatic pressing of coffee grounds prior to brewing Rinsing Intermediate cleansing SB mode Self-service
Milk can be heated or foamed without automatic shut-off, up to
a maximum milk or foam temperature of 194 °F (90 °C).
milk, milk foam, Choc.
Dispensing of coffee, hot water or a Choc beverage
Quoted in gpg (°dKH). The water hardness is a measure of the calcium
dissolved in the water.
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 pressed
Metered: the set amount is dispensed
For example: Performance of the calcium filter in litres of water it can
filter
intense release of its aromatic substances.
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User manual WMF bistro!
Operation

Chapter 2 Operation

2.1 Switch on espresso machine

 Press ON / OFF button for longer than 2 seconds
Espresso machine switches on and heats up. When the machine is ready to dispense beverage, the
Ready to operate display appears.
The machine can also be switched on using the timer.

2.2 Dispense beverages

Pressing the beverage button triggers dispensing of the beverage selected.
Lit up button• = Ready to dispense Flashing button• = Dispense beverage Unlit button• = not ready to dispense /
button barred
Place a suitably sized beverage receptacle below the dispenser Press desired beverage button
Desired beverage and progress of dispensing indicated on the display.

2.3 Multiple preselection

After beginning brewing, the display will show a cup symbol during dispensing.
PIN protection
w
Software
w
Settings
w
Operating options
page 37
w
Timer program
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Software w Timer
page 23
CAUTION
Burn hazard.
Hot steam. Hot liquids.
Do not reach under the spouts.
Button allocation
w
Software w Settings
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Recipe and beverage buttons
page 31
Preselection for multiple dispensing
Increase the preselection for a beverage:
Touch on the pad
Reduce the preselection for a beverage:
Touch on the 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.
Displaying the multiple preselection:
The example shows 6 cafe cremes. Beverage 2 of 6 is currently being dispensed. Dispensing of a maximum of 12 times the single beverage is possible.
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User manual WMF bistro!
Operation

2.4 Shift button (optional)

2X
Each beverage button may be doubly allocated. Level 1 always active.
Press on the Shift button
Level 2 activated
Press desired beverage button
Level 1 is active again after dispensing a beverage at Level 2.

Special button (optional)

There are special buttons available on the control panel such as S, M, L or the Decaf button depending on the version. These are preselection buttons which establish the desired amount of the beverage or preparation from the Decaf grinder before selection of the beverage using the beverage buttons.

2.5 Dispense hot water

 Press on the hot water button
Dispensing occurs according to the dispensing option. Multiple preselections are possible for the dispensing
option “metered“.
Shift button (active / inactive)
w
Settings wOperating options
page 37

2.6 Dispense milk or milk foam

 Press the beverage button assigned to milk or milk foam
Dispensing occurs according to the dispensing option which was set.
w
Multiple preselection
page 12
Dispensing options
w
Button allocation w Settings
page 34
Free-flow, Start-Stop or metered
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User manual WMF bistro!
Operation

2.7 Connect up the milk

 Insert the milk nozzle into the milk connection on the
combi spout
Use a suitable milk nozzle.
Color Milk temperature
green• 39 - 46 °F (4-8 °C); with a refrigerator
white• 46 - 61 °F (8-16 °C)
brown• 61 - 75 °F (16-24 °C)
red• 39 - 46 °F (4-8 °C);
for the Milkpower option
blue• 46 - 61 °F (8-16 °C);
for the Milkpower option
pink or purple• for the Milkpower option if the other
nozzles spatter at the spout

2.7.1 Standard

Open the milk packaging and place on the left next to the espresso machine
 Lead the milk hose through the side wall and through
the pinch valve Insert the milk hose with the beige milk nozzle into the milk packaging
The hose must not be under tension or bent when adjusting the height of the combi spout.
Adjusting the pinch valve
w
Other settings
page 41

2.7.2 WMF Cooler, WMF Cup&Cool (optional)

Pull out the milk container Push the cover of the milk container back Fill milk into the milk container Place the cover back on the container Insert the adapter on the milk hose into the connection in the milk container lid Push the milk container back in carefully
The milk hose is inserted into the adapter.
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User manual WMF bistro!
Operation

2.8 Dispense Steam (optional)

 Press the steam button
Steam is dispensed for as long as the button is held pressed.
Steam warms beverages• Steam manually foams milk•

Warm beverages

 Use as tall and slim a Cromargan® jug as possible, with
handle Fill jug to no more than half way
 Immerse steam nozzle deeply into jug
Press and hold steam button until desired temperature is reached Release steam button Swing steam outlet over to the drip tray Briefly press steam button
Residue in the steam outlet tube is rinsed out.
Wipe steam outlet with a damp cloth
Foam milk
Use as tall and slim a Cromargan® jug as possible, with handle Fill jug to no more than half way
 Immerse steam nozzle into jug to just under the surface
Press and hold steam button whilst rotating jug in a clockwise direction
A thick creamy milk foam results.
Release steam button Swing steam outlet over to the drip tray
 Briefly press steam button
Residue in the steam outlet tube is rinsed out.
Wipe steam outlet with a damp cloth
CAUTION
Burn hazard.
Hot steam.
Do not reach under the spouts.
A Cromargan® jug, such as WMF order code 06 3417 6040
CAUTION
Burn hazard.
Hot surfaces .
Do not touch the steam outlet and the hot surfaces .
Do not overheat milk when foaming, otherwise foam volume decreases.
CAUTION
Burn hazard.
Hot surfaces .
Do not touch the steam outlet and the hot surfaces .
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User manual WMF bistro!
Operation

2.7 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.
Steam Milk buttons
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.
Insert the steam nozzle deep into the milk Briefly press the desired Steam Milk button
Steam is discharged, depending on the Steam Milk button assignment.
Steam dispensing ends after reaching the set temperature, or when the Steam Milk button is pressed again.
Wipe steam outlet with a damp cloth
Override function (optional)
Function is adjusted upon request by WMF Service.
Milk and foam can boil over if the temperature is set to 194 °F (90 °C), or when the override function is used.
Press and hold the desired Steam Milk button
Steam is dispensed for as long as the button is held pressed.
Wipe steam outlet with a damp cloth
The maximum temperature setting is 194 °F (90 °C).
Button allocation
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Software w Settings
w
Recipe and buttons
page 31
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Change recipes
page 32
CAUTION
Scald hazard.
Do not fill the milk above the halfway point , to avoid that the hot milk will run over.
Do not overheat milk when foaming, otherwise foam volume decreases.
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User manual WMF bistro!
Operation

2.10 Height adjustment of the combi spout

The combi spout height is adjustable. To adjust height:
Take hold of the combi spout from the front and push to the desired height

2.11 Bean hopper / product hopper

Fill the hopper to a maximum of the amount needed for one day to maintain the freshness of the products.

2.12 Manual insert

The manual insert is located at the front in the centre of the espresso machine lid.
Manual insert is used
To insert cleaning tablets• When using an additional coffee variety, for example • decaffeinated coffee For a coffee trial•
Preparation of coffee grounds over the manual insert
Open manual insert lid Insert coffee grounds (max. 0,035 lbs /16 g) Close manual insert lid Select the desired beverage
Clearance height range:
2.36- 6.7 inch (60 - 170 mm)
Espresso beans on the left
Only put in the coffee grounds or cleaning tablet after instructions to do so are shown on the display.
NOTICE
Follow the instruc tions beside.
See chapter 9.5: Warranty.
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User manual WMF bistro!
Operation

2.13 Coffee grounds container

The coffee grounds container receives the used coffee grounds. It has the capacit y to receive coffee grounds for approx. 70 brewings. 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 coffee grounds container is removed.
Pull out coffee grounds container Empty and replace coffee grounds container Acknowledge procedure on the display
If coffee grounds container cannot be inserted, check chute for coffee residues and remove them.
Always empty coffee grounds container before reinserting. Replacing without emptying results in the coffee grounds container being overfilled. The espresso machine will be soiled. This may cause subsequent damage to the machine. If this is not observed, the warranty is invalidated in the event of any resultant damage.

2.14 Grounds disposal through the counter (optional)

The espresso machine can be fitted with a counter-fitting coffee grounds container. Both the coffee grounds container and the espresso machine base have an opening in them, in this case, which passes through the counter the machine is placed on. The spent coffee grounds are collected in a large reservoir under the counter.
NOTICE
Follow the instruc tions beside.
See chapter 9.5: Warranty.
Clean coffee grounds chute daily
w
C a r e
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User manual WMF bistro!
Operation

2.15 Drip tray

For espresso machines without a drain connection, the drip tray must be emptied regularly.
Switch off the machine Pull out the drip tray carefully and empty Insert the drip tray
Clean drip tray daily.
w
C a r e
Move the drip tray carefully so that no water accidentally drips down.

2.16 Switch off the espresso machine

The espresso machine must be cleaned daily prior to switching it off.
 Press the
switches off Disconnect mains plug Turn off mains water tap
If this is not observed, the warranty is invalidated in the event of any resultant damage.
ON / OFF button until the espresso machine
CAUTION
Burn hazard.
Hot steam. Hot liquids.
Switch off the machine before moving the drip tray. Move the drip tray carefully. Do not reach under the spouts.
PIN protection
w
Software w Settings
w
Operating options
page 37
NOTICE
Allways follow proc edures when switch off machine.
See chapter 9.5: Warranty.
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User manual WMF bistro!
Software

Chapter 3 Software

3.1 An overview

Ready to operate display
Touch clear pad on ready to operate display. Additional pads are activated.
There are various options for the ready to operate display.
If there are errors, pad is displayed. If cleaning Other display options
is required then a care message pad is displayed.
w
S e t t i n g s w Operating options.
Pads on the ready to operate display
Warm rinse
Chapter 3.2.2
Barista (strength of the coffee)
Chapter 3.2.3
Information
Chapter 3.2.4
Main menu
Chapter 3.2.5
Error message
Touching the p ad calls up the error message.
Care message
Touching the pad leads directly into the menu.
Chapter 3.2
Self-service and operating options
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Settings
page 37
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User manual WMF bistro!
Software
Functions main menu (pads)
Milk and foam
Chapter 3.3.1
Timer
Chapter 3.3.2
Customer care
Chapter 3.3.3
Settings
Chapter 3.3.4
Entering a PIN
Chapter 3.3.5
PIN access control
Chapter 3.3.6
Accounting
Chapter 3.3.7
Menu control pads
Saving settings
Starting or confirming a step
Chapter 3.3
Back to the higher menu level Abort / leave without saving (Exit)
Clear or reset
Start test brew grounds check
Increase and reduce settings values
Forward or back one step in listings
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User manual WMF bistro!
Software

3.2 Ready to operate display

3.2.1 Ready to operate display

Standard display for normal operation
• 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.

3.2.2 Warm rinse pad

 Touch the warm rinse pad
Rinsing of the pipes with hot water begins. The water warms the brewing system and guarantees an optimum coffee temperature.

3.2.3 Barista pad

 Touch the Barista pad
The coffee strength will be altered once for the next brew.
Recommended af ter a longer brewing pause, especially before dispensing a cup of espresso .
Warm rinse pad (active / inactive)
w
Settings w Operating options
page 37
weaker (-15 %)
normal, as per setting
stronger (+15 %)
Barista pad (active / inactive)
w
page 37
Settings w Operating options
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