Mahlkonig PEAK User manual

Original operang instrucons
PEAK Single Espresso Grinder
US

PROFESSIONAL GRINDER
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Overview
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PROFESSIONAL GRINDER
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PEAK Single Espresso Grinder
Contents
Overview ............................... 2
Delivery contents................... 5
General informaon .............. 6
Reading and keeping the
operang instrucons...................... 6
Explanaon of the symbols used..... 6
Safety..................................... 8
Proper use........................................ 8
Safety instrucons ........................... 8
Before inial use.................. 11
Checking the grinder
and delivery contents .................... 11
Assembly and basic sengs .......... 11
Operaon ............................ 12
Pung the grinder into operaon
and selecng the mode ................. 12
Seng the grind ............................ 14
Display/navigaon symbols ........... 14
Seng grinding me...................... 15
Grinding espresso beans ............... 16
Interrupng grinding
(break funcon) ............................. 17
Changing the type of
espresso beans .............................. 17
Sengs............................... 18
Show counter................................19
Seng the light.............................20
Seng the temperature display...21
Seng the alarm...........................21
Seng the venlaon...................22
Seng the break funcon ............22
Cleaning.............................. 22
Cleaning the area where
the grinder is posioned...............23
Cleaning the housing ....................23
Cleaning the hopper .....................23
Cleaning the burr ..........................24
Troubleshoong ................. 25
Technical data..................... 29
Disposal .............................. 30
Disposal of packaging ...................30
Disposal of grinder........................30
Service ................................ 30
CE Declaraon
of Conformity ..................... 31

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Delivery contents
No. DesignaƟon
1Hopper (with lid)
2Grind lid
3Locking screw for hopper
4Unlocking screw for grind adjustment
5Grind scale
6“Double Shot” selecon buon
7Portafilter holder
8Screw for adjustment of the portafilter fork (leand right), 2×
9Drip tray
10 Portafilter fork
11 Start buon
12 Adjustable spout
13 “Single Shot” selecon buon
14 Display
15 Locking slide
16 Hopper slide
17 On/offswitch
18 Release buon/Thermal overcurrent circuit-breaker
19 Power cable
20 Brush
21 Allen key (short, 3 mm)
22 Allen key (long, 2 mm)

PROFESSIONAL GRINDER
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General informaƟon
Reading and keeping the operaƟng instrucƟons
Before you start using the PEAK Single Espresso Grinder, please
read through these original operang instrucons and safety
instrucons carefully. Only then will you be able to operate and
use the PEAK Single Espresso Grinder safely. The original operang
instrucons are based on the standards and rules that apply in the European
Union. If you are outside the EU, please also observe any naonal guidelines
and legislaon.
In the interests of comprehensibility, the PEAK Single Espresso Grinder will
be referred to subsequently simply as the “grinder”.
Keep these original operang instrucons in case you have any quesons at
a later date. Also pass these original operang instrucons on to subsequent
owners and users of the grinder.
ExplanaƟon of the symbols used
The following symbols and signal words are used in these original operang
instrucons, on the grinder and on the packaging.
WARNING!
This signal word/symbol indicates a hazard with a moderate
degree of risk which, if not avoided, can lead to serious
injury or death.
CAUTION!
This signal word/symbol indicates a hazard with a low
degree of risk which, if not avoided, can lead to minor or
moderate injury.

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NOTICE!
This signal word warns of potenal material damage.
i
This symbol indicates useful ps on operang or handling the
grinder.
Declaraon of Conformity (see the secon “Declaraon of
Conformity”):
Products marked with this symbol meet all of the applicable
Community regulaons of the European Economic Area.
Products marked with this symbol may only be used indoors.
This symbol indicates that you must disconnect the power plug
before cleaning or repairing the machine.
This symbol indicates that there is a risk of electric shock.
This symbol indicates that the grinder meets Protecon class I.
This symbol indicates that the grinder is in Single Shot mode.
This symbol indicates useful ps on operang or handling the
grinder.
This symbol indicates that the grinder is in Barista mode.
3097279
This product has met the United States of America electrical
product safety requirements and has earned the ETL Listed Mark.
This grinder’s ETL control number is: 3097279.

PROFESSIONAL GRINDER
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Safety
Proper use
The grinder is suitable for grinding whole roasted espresso beans only.
Do not use the grinder for grinding other products or objects. It is intended
for commercial use and may only be serviced by trained personnel, although
it may be operated by other persons at a locaon where its use is supervised.
Any other use is deemed to be improper and can lead to material damage or
even physical injury. Do not make any modificaons to the grinder.
Neither the manufacturer nor the dealer can accept liability for failure to
comply with the safety instrucons.
Safety instrucƟons
WARNING!
Risk of electric shock!
Improper use, defecve electrical installaon or line voltage that is
too high can lead to an electric shock.
– Only connect the grinder if the line voltage of the socket matches
the specificaons on the rang plate.
– Connect the grinder to an easily accessible socket so that you
can disconnect it from the grid quickly in the event of a fault.
– Do not operate the grinder if it has obvious signs of damage or
the power cable or plug is defecve.
– If the power cable of the grinder is damaged, it must be replaced
by the manufacturer or an electrician to avoid any risks.
– Connect the grinder to a power supply with a 16 A-slow fuse
only. Arrange for a qualified electrician to install a 16 A-slow
fuse if the power supply at the installaon locaon for the
grinder is not protected in this way.
– Install the grinder only at locaons at which its use can be
supervised by trained personnel.
– Do not immerse the grinder, the power cable or the plug in
water or any other liquid.
– Never touch the plug with wet hands.

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– Never pull the plug from the socket by the power cable, always
hold the plug itself.
– Never use the power cable as a carrying handle.
– Keep the grinder, the power cable and the plug away from open
flames and hot surfaces.
– Do not install the cable in such a way that it causes a risk of
tripping.
– Do not kink the power cable and do not lay it over sharp edges.
– Use the grinder indoors only. Never operate the grinder in wet
areas or in the rain.
– Keep the grinder out of the reach of children.
– Ensure that children do not insert objects into the grinder.
– If you are not using or cleaning the grinder or if a fault occurs,
switch the grinder offand pull the plug out of the socket.
– Do not open the housing; leave repairs to a specialist.
Consult a specialist repair workshop. Liability and warranty
claims will be invalidated if you carry out repairs yourself,
connect the grinder incorrectly or use it improperly. Only parts
that meet the original machine specificaons may be used for
repairs. There are electrical and mechanical parts in this grinder
that are essenal for protecon against hazards.
WARNING!
Danger to children and persons with limited physical, sensory or
mental capaciƟes (the parƟally disabled, for example, or elderly
people with restricƟons to their physical and mental capaciƟes) or
a lack of experience and knowledge (older children, for example).
– This grinder may be used by children over the age of eight and
persons with limited physical, sensory or mental capacies or a
lack of experience and knowledge if they are supervised or have
been instructed in using the grinder safely and understand the
resulng dangers. Children may not be allowed to play with the
grinder. Cleaning and user maintenance may not be carried out
by children without supervision.

PROFESSIONAL GRINDER
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– Do not leave the grinder unaended during operaon.
– Do not allow children to play with the packaging film. Children
can become entangled when playing with it and suffocate as a
result.
– Do not allow children to play with the small parts. They may be
fatal if swallowed.
CAUTION!
Risk of Ɵpping and injury!
Improper handling of the grinder can lead to injuries.
– Install the power cable in such a way that no one can become
entangled in it and the grinder cannot fall as a result.
– Place the grinder on an even, firm surface so that it cannot fall.

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Before iniƟal use
Checking the grinder and delivery contents
NOTICE!
Risk of damage!
If you open the packaging without due care with a sharp knife or other
pointed object, the grinder may be damaged.
– Proceed very carefully when opening the packaging.
1. Take the grinder out of the packaging.
2. Check that all items have been supplied (see Fig. A and B).
3. Check the grinder and individual parts for damage. If there is any damage,
do not use the grinder. Consult your dealer at the address given in the
“Service” secon.
Assembly and basic seƫngs
Set up the grinder and insert the hopper
1. Place the grinder on an even, firm and vibraon-free surface.
2. Ensure that the adjustable spout (12) is pulled forward unl it stops.
3. Insert the plug into a correctly installed socket.
4. Ensure that the rubber ring is in the hole in the grind lid (2).
5. Place the hopper (1) over the hole in the grind lid.
When posioning the hopper, ensure that the circular recess behind the
locking screw for the hopper (3) is posioned in the grind lid.
6. Press the hopper gently downwards and simultaneously rotate the hopper
clockwise unl it locks in place.
7. Screw the locking screw for the hopper firmly in place using the Allen key
(long, 2 mm) (22).

PROFESSIONAL GRINDER
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AdjusƟng the portafilter fork
Set the portafilter fork (10) to the size of the portafilter on your espresso
machine:
1. Ensure that the grinder is switched offand is not connected to the power
grid.
2. Using the Allen key (short, 3 mm) (21), release the screws for the
portafilter fork (leand right) (8) by turning them an-clockwise.
The portafilter fork lowers unl it reaches the stop.
3. Place the portafilter in the portafilter holder (7).
4. Push the portafilter fork upwards unl the portafilter fits exactly between
the portafilter fork and the portafilter holder.
iIf the portafilter fork supplied does not fit, consult your dealer at the
address given in the “Service” secon.
5. Hold the portafilter fork in posion and fix it in place with the screws for
the portafilter fork (leand right) by turning them clockwise with the
Allen key (short, 3 mm).
6. Adjust the spout (12) to your portafilter by pushing it back or pulling it
forward so that the ground espresso beans fall into the center of your
portafilter.
iReset the spout every me you adjust the grind and every me
you change the type of espresso beans.
OperaƟon
Puƫng the grinder into operaƟon and selecƟng the mode
–Switch the grinder on by pressing the on/offswitch (17) on the back of
the grinder.
iThe automac fan funcon is set in the factory. The fan switches
on automacally at a grinder temperature of 86 °F (30 °C) and off
again automacally at a grinder temperature of 82.4 °F (28 °C).
The grinder is ready for operaon as soon as the mode set appears on the
display (14).

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–To select Single Shot mode, press and release the “Single Shot” selecon
buon (13).
–To select Double Shot mode, press and release the “Double Shot”
selecon buon (6).
–To select Barista mode, press and release the two selecon buons (13)
and (6) simultaneously.
NOTICE!
Risk of overheaƟng!
Exceeding the maximum permied operang cycle can cause the
grinder to overheat.
– Do not exceed the maximum operang cycle of three double
espressos per minute (5 seconds on/15 seconds off).
– Observe the recommended break when the maximum permied
operang cycle has been reached (see the “Technical data”secon).
i• The grinder has a release buon/thermal overcurrent circuit-
breaker (18) which breaks the electric circuit of the grinder in
the event of electrical overload. In order to start operang the
grinder again, switch it offvia the power switch and push the
release buon/thermal overload circuit-breaker (18) in.
You can then move the on/offswitch (17) to posion I, see the
“Troubleshoong” secon.
• The grinder also has a motor protector that switches the grinder
offif the motor becomes too hot. As soon as the motor has
cooled down, the grinder can be used again, see the
“Troubleshoong” secon.
NOTICE!
Risk of damage!
The user has no control over this circuit-breaker. If the circuit-breaker
is triggered mulple mes, an authorized service partner must be
consulted, as the motor coil could be damaged.

PROFESSIONAL GRINDER
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Seƫng the grind
1. Release the unlocking screw for the grind adjustment (4) by turning it
an-clockwise.
2. Set the grind by moving the locking slide (15) to the leor right.
i• The grind scale (5) indicates the grind selected. The finest
seng is “0”, the coarsest seng is “10”.
• Only reduce the grind while the grinder is in operaon.
3. Lock the grind seng by ghtening the unlocking screw on the grind
adjustment by turning it clockwise.
Display/navigaƟon symbols
°C
27
Symbol Meaning Symbol Meaning
Navigaon to the leIncrease input value
Navigaon to the right Decrease input value
Exit sub-menu Switch to me counter
Open sub-menu /
Confirm input Switch to shot counter
Reset /
Exit menu without saving /
Deacvate funcon
Grinding me
Temperature
increase/decrease
Internal
temperature
Mode display
Alarm
Example of display

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–Press the “Single Shot” selecon buon (13) to acvate the symbols on
the leof the display (14).
–Press the “Double Shot” selecon buon (6) to acvate the symbols on
the right of the display.
–Press the Start buon (11) to acvate the symbols in the center of the
display.
iAer approx. 1 minute, the grinder switches to standby mode.
You can come out of standby mode by pressing any buon.
Seƫng grinding Ɵme
i• The factory seng for grinding me in Single Shot mode is
2.8 seconds (approx. 10 g).
• The factory seng for grinding me in Double Shot mode is
5.2 seconds (approx. 18 g).
Seƫng the grinding Ɵme for Single Shot mode
1. Press and hold the “Single Shot” selecon buon (13) for two seconds.
The current grinding me flashes.
2. Set the grinding me required by pressing the (13) or (6) selecon buons.
3. Press the Start buon (11) to save the grinding me seng.
iIf you do not press any of the buons for 10 seconds, the display
automacally jumps back to the previous mode without saving the
seng changes.
Example of display

PROFESSIONAL GRINDER
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Seƫng the grinding Ɵme for Double Shot mode
1. Press and hold the “Double Shot” selecon buon (6) for two seconds.
The set grinding me flashes.
2. Set the grinding me required by pressing the (13) or (6) selecon buons.
3. Press the Start buon (11) to save the grinding me seng.
iIf you do not press any of the buons for 10 seconds, the display
automacally jumps back to the previous mode without saving the
seng changes.
Grinding espresso beans
1. Remove the lid from the hopper (1).
2. Fill the hopper with whole roasted espresso beans from the top.
i• The maximum quanty should be about 1 cm below the edge
of the hopper.
• The minimum quanty should not fall below about 2 cm to
avoid fluctuaons in dosing.
3. Replace the lid on the hopper.
4. Open the hopper slide (16) by pushing it backwards.
5. Select the required mode by pressing the
(13) or (6) selecon buon.
6. Slide the portafilter between the portafilter holder (7) and the portafilter
fork (10).
Grinding starts automacally.
iIf you have selected Barista mode, set the grinding me manually.
In Single Shot and Double Shot modes, grinding stops automacally
as soon as the set grinding me has elapsed.

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InterrupƟng grinding (break funcƟon)
iYou can also switch offthe break funcon, see the secon
“Seng the break funcon”.
The break funcon automacally interrupts grinding if you pull the portafilter
out of the portafilter holder (7) and connues grinding as soon as you push
the portafilter back into the portafilter holder.
1. Pull the portafilter out of the portafilter holder during grinding to interrupt
it and stop the grinding me.
The LED and the symbol for the selected seng will flash.
2. Slide the portafilter back between the portafilter holder and the portafilter
fork (10).
3. The interrupted grinding process will resume automacally and connue
unl the grinding me has elapsed.
iIf you do not wish to connue the grinding process, press one of
the two (13) or (6) selecon buons. The display jumps straight
back to the selected mode and the me at which the process was
stopped is cleared.
Changing the type of espresso beans
1. Close the hopper slide (16) by pushing it forwards.
2. Grind the espresso beans remaining in the grinder unl it runs empty.
When there are no more espresso beans in the hopper (1), you can add
the new espresso beans. Then proceed as described, starng from step 5.
3. Put the remaining espresso beans into another container.
4. Put the new espresso beans into the hopper.
5. Open the hopper slide by pushing it backwards.
6. Grind 2-3 shots to remove any residue of the old espresso beans and to
run in the grinder to avoid fluctuaons in dosing.

PROFESSIONAL GRINDER
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Seƫngs
n
t
00:00:00 hh:mm:ss
ON
OFF
ON
OFF
OFF
ON
°F
°C

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–Press and hold the (13) and (6) selecon buons simultaneously for 3 seconds
unl the symbol appears on the display. You are now in the main menu
and have the opon to adjust the counter, light, temperature, alarm,
venlaon and break funcon.
–When you want to leave the main menu, press the (13) and (6) selecon
buons simultaneously again unl appears on the display.
Show counter
Single shot counter:
In this sub-menu, the number of single shots ground up to that point is
displayed.
–To reset the counter, press and hold the Start buon (11) unl the display
has flashed three mes and the counter has returned to 0.
Double shot counter:
In this sub-menu, the number of double shots ground up to that point is
displayed.
–To reset the counter, press and hold the Start buon (11) unl the display
has flashed three mes and the counter has returned to 0.
Barista shot counter:
In this sub-menu, the number of Barista shots ground up to that point is
displayed.
–To reset the counter, press and hold the Start buon (11) unl the display
has flashed three mes and the counter has returned to 0.
n
Total shot counter:
In this sub-menu, the total number of all shots ground up to that point is
displayed. Each single shot ground is counted once on the total shot counter,
each double shot ground is counted twice. The counter cannot be reset.

PROFESSIONAL GRINDER
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t
00:00:00
hh:mm:ss
OperaƟng Ɵme counter:
In this sub-menu, the total operang me for the grinder is displayed.
The counter cannot be reset.
Total single shot counter:
In this sub-menu, the number of all single shots ground up to that point is
displayed. The counter cannot be reset.
Total double shot counter:
In this sub-menu, the number of all double shots ground up to that point is
displayed. The counter cannot be reset.
Seƫng the light
ON Light ON
In this sub-menu, you can switch the light in the spout (12) on. You can select
either automac color change or a constant light color.
OFF Color change OFF
In this sub-menu, you can switch the automac color change off. If you
switch the automac color change off, you can set the constant light color
individually in the next sub-menu.
Seƫng the light color
In this sub-menu, you can adjust the constant color of the light in the spout
individually by pressing the Start buon (11).
ON Color change ON
In this sub-menu, you can switch the automac color change on. The light in
the spout changes color automacally in this seng.
OFF Light OFF
In this sub-menu, you can switch the light in the spout off.