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© M&V S.r.l. 

 

 

ACS Minima userguide version 1.6 April 19.doc 

 

 

 

Page 2 of 21 

Information Technology Solutions 

M

INIMA OWNERS MANUAL

 

 

INTRODUCTION .................................................................................................................................................................... 3

 

M

INIMA 

S

UPPLIED 

I

TEMS

. ........................................................................................................................................................ 3

 

P

RODUCT 

S

AFETY 

N

OTICE

 ....................................................................................................................................................... 3

 

Inspection and unpacking ................................................................................................................................................... 3

 

General Installation precautions ........................................................................................................................................ 3

 

Always ensure the portafilter is locked in correctly ............................................................................................................ 4

 

U

NPACKING THE 

M

INIMA

 ........................................................................................................................................................ 4

 

The Accessories ................................................................................................................................................................... 4

 

The internal tank ................................................................................................................................................................. 4

 

M

INIMA 

S

PECIFICATIONS

 ......................................................................................................................................................... 5

 

THE MAJOR CONTROLS OF THE MINIMA .................................................................................................................... 6

 

IMPORTANT NOTE ............................................................................................................................................................... 7

 

PREPARING THE MINIMA FOR OPERATION ................................................................................................................ 8

 

F

ILLING THE 

M

INIMA FOR THE FIRST TIME

 ............................................................................................................................... 8

 

F

LUSHING THE 

M

INIMA BEFORE USING

 .................................................................................................................................... 9

 

G

RINDERS

 ................................................................................................................................................................................ 9

 

C

OFFEE

 .................................................................................................................................................................................... 9

 

USING THE MINIMA ........................................................................................................................................................... 10

 

S

ETTING BREW AND SERVICE BOILER TEMPERATURE

 ............................................................................................................. 10

 

ESPRESSO & OTHER DRINKS .......................................................................................................................................... 11

 

Espresso ............................................................................................................................................................................ 11

 

Ristretto ............................................................................................................................................................................. 11

 

Lungo ................................................................................................................................................................................ 11

 

Americano ......................................................................................................................................................................... 11

 

Cappuccino ....................................................................................................................................................................... 12

 

Latte .................................................................................................................................................................................. 12

 

Flat white .......................................................................................................................................................................... 12

 

Macchiato ......................................................................................................................................................................... 12

 

Cortado ............................................................................................................................................................................. 12

 

S

TEAMING 

M

ILK

 .................................................................................................................................................................... 13

 

After steaming milk ........................................................................................................................................................... 13

 

D

RAWING HOT WATER TO WARM CUPS

,

 FOR 

A

MERICANOS

,

 

T

EA AND OTHER HOT DRINKS

 .................................................... 14

 

CLEANING AND MAINTENANCE .................................................................................................................................... 15

 

A

FTER EVERY ESPRESSO OR GROUP OF ESPRESSOS

 ................................................................................................................. 15

 

D

AILY 

(

AT THE END OF EACH DAY

) ........................................................................................................................................ 15

 

M

ONTHLY

 .............................................................................................................................................................................. 15

 

A

NNUALLY

 ............................................................................................................................................................................ 15

 

E61

 GASKET REPLACEMENT

 ................................................................................................................................................... 16

 

D

ESCALING

 ............................................................................................................................................................................ 16

 

Service Boiler Descaling ................................................................................................................................................... 16

 

Brew Boiler Descaling ...................................................................................................................................................... 17

 

O

THER PROBLEMS

.................................................................................................................................................................. 18

 

Display Error Codes ......................................................................................................................................................... 18

 

PID

 

V

ALUES 

E

XPLAINED

 ....................................................................................................................................................... 20

 

A

PPENDIX 

1

 

-

 

E

LECTRICAL 

S

CHEMATIC 

(

SIMPLIFIED

) ............................................................................................................ 21

 

 

Summary of Contents for Minima

Page 1: ......

Page 2: ......

Page 3: ...T TIME 8 FLUSHING THE MINIMA BEFORE USING 9 GRINDERS 9 COFFEE 9 USING THE MINIMA 10 SETTING BREW AND SERVICE BOILER TEMPERATURE 10 ESPRESSO OTHER DRINKS 11 Espresso 11 Ristretto 11 Lungo 11 Americano...

Page 4: ...manual and any additional notes Product Safety Notice This manual is an integral and essential part of the product Carefully read all warnings as they provide important information required to instal...

Page 5: ...e Accessories The machine comes with various accessories in padded plastic bags in the top section of packaging Remove these first before removing this section of packaging The internal tank Access th...

Page 6: ...ater 1200W Brew boiler 800ml and 1000W Pump Pressure 15 bar max regulated to 9 bar adjustable Group Head Single E61 solenoid group 58mm Supplied Accessories x 2 portafilter handles x Double and single...

Page 7: ...ma is Off 6 Up Brew boiler only 7 Down Brew and Service boilers on Pressure of coffee extraction Group pressure gauge Cup warming tray Steam tap Hot water tap Hot water outlet Portafilter loaded by li...

Page 8: ...h temperature settings and advanced settings Throughout the guide I will reference the Brew Switch and the Power Switch The brew switch has two positions OFF down and Brew up When you lift the switch...

Page 9: ...opping and topped up as required 9 Once the pump has stopped running press the right hand display button once and Minima will now start heating the brew boiler 10 Move the Power Switch to the down pos...

Page 10: ...es but after 1 minute power switch to Middle for 60 seconds to rest pump then return to UP position again Ensure service boiler is filling and water level in storage tank drops 8 You may have to repea...

Page 11: ...ce boiler allows hot water to flow and steam generation the pump plays no part in this If you do not need to steam milk I advise routinely running with the service boiler off switching on the service...

Page 12: ...55ml of espresso for every 18g of coffee Espresso A double espresso is approx 36 40g of extracted coffee made by passing water at 90 96c at a pressure of around 140 psi through 18gm ground coffee in...

Page 13: ...micro foam only poured into espresso the volume of espresso being quite high A double shot into a normal cappuccino cup 150 180ml might be more normal for this type of drink The milk is micro foamed t...

Page 14: ...actice to achieve that perfect glossy micro foam Steaming with the Minima is fast so be careful not to steam too long The steaming time for milk to use in a single Latte is only 20 seconds or so Steam...

Page 15: ...close the tap lightly by turning clockwise close just enough to stop the water from dripping as this will preserve the life of the seals Do not submerge the water outlet as there is some steam with t...

Page 16: ...of it and the inside of the group The process is shown at 3m 47s of the video at https tinyurl com ACS Minima Cleaning Note get a small circular bottle brush for cleaning the spouts and hole in the c...

Page 17: ...blem Service Boiler Descaling This is the easiest boiler to descale Switch on the service boiler bring the machine up to full steam pressure whatever you have set Place a container under the water wan...

Page 18: ...eplace the descaler with fresh water Repeat the flushing of the group as before but with fresh water until no taint of descaler remains Expect to have to flush through around 15 litres or more to achi...

Page 19: ...may be asked to reset it The electronics manufacturer has a system that requires you to press and hold both buttons on the display then switch the Minima on to access advanced mode programming Pressi...

Page 20: ...or 1 4 Integer Proportional Brew Boiler I prefer 1 5 Ci 0 04 Integer Integral Brew Boiler Cd 7 5 Integer Derivative Brew Boiler Sp 0 0 Integer Proportional Service Boiler Si 0 00 Integer Integral Ser...

Page 21: ...it counteracts the effort it s why it s sometimes called Rate Measures change over speed It will reduce the effects of P and I more the faster the set point is approached Low values of D can cause ov...

Page 22: ...M V S r l ACS Minima userguide version 1 6 April 19 doc Page 21 of 21 Information Technology Solutions MINIMA OWNERS MANUAL Appendix 1 Electrical Schematic simplified...

Page 23: ...sitions des directives CE en mati re de s curit et de sant Erkl rt unter eigener Verantwortung dass die folgend genannte Maschine in Hinsicht auf die Planung den Bau und die Verwendung mit den CE Vors...

Page 24: ...M V S r l Via Malatesta 39 B 80049 Somma Vesuviana NA Italy...

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