TABLE OF CONTENTS
FOREWORD 5
1. INTRODUCTION OPTIBEAN TOUCH ................................................................................. 6
1.1 Principles of operation .................................................................................................. 7
1.2 Model code ................................................................................................................... 8
2. FIRST MENU SETTINGS AFTER INSTALLATION ............................................................ 9
2.1 User interface during free vend ................................................................................... 13
2.2 User interface when the payment system is connected.............................................. 14
2.3 User interface drink selection screens ........................................................................ 14
2.4 How to program a recipe? ........................................................................................... 15
2.5 How do you correct a recipe? ..................................................................................... 16
2.6 How do you measure the weight of an ingredient? .................................................... 17
2.7 Adjustment rules ......................................................................................................... 18
2.7.1 Espresso group .............................................................................................. 18
2.7.2 Coffee waste (puck) ....................................................................................... 19
2.7.3 Coffee grinder ................................................................................................ 19
2.8 How to adjust a coffee? .............................................................................................. 20
2.9 Adjustment tips ........................................................................................................... 22
2.10 Advanced recipe settings ............................................................................................ 23
2.11 Timeline recipe settings .............................................................................................. 23
3. PRINCIPLES OF OPERATION .......................................................................................... 24
3.1 Water management .................................................................................................... 25
3.1.1 Commissioning ............................................................................................... 26
3.1.2 Shut down ...................................................................................................... 26
3.1.3 No preparation ............................................................................................... 26
3.1.4 Coffee preparation ......................................................................................... 27
3.1.5 Chocolate preparation .................................................................................... 27
3.1.6 Coffee with Milk preparation ........................................................................... 27
3.1.7 Hot water preparation ..................................................................................... 27
3.1.8 Cold water preparation (optional) ................................................................... 27
3.2 Components ................................................................................................................ 28
3.3 Cup detection (optional) .............................................................................................. 32
3.4 Espresso group (reversed) ......................................................................................... 33
3.4.1 Operation ....................................................................................................... 34
3.4.2 Espressobrewerspecications ...................................................................... 35
3.4.3 Dismantling .................................................................................................... 36
3.4.4 Replace .......................................................................................................... 37
3.5 Grinder ........................................................................................................................ 38
3.5.1 Basic adjustment ............................................................................................ 39
3.5.2 Service life ...................................................................................................... 40
3.5.3 Run-in period of the grinding discs ................................................................. 40
3.5.4 Replacing the grinding discs .......................................................................... 40
3.5.5 Replacement of the drive belt ........................................................................ 41
3.5.6 Cleaning ......................................................................................................... 42
3.6 Instant group ............................................................................................................... 43
3.6.1 Adjustable mixer speed .................................................................................. 44
3.6.2 Ventilation mixer group ................................................................................... 45
3.6.3 Ventilation waste bin ...................................................................................... 45
3.7 Boiler system .............................................................................................................. 46
3.7.1 Dispensing valves .......................................................................................... 48
3.7.2 Removing/replacing valves ............................................................................ 49