6.5 Descaling instructions ................................................................................................... 73
6.6 Maintenances espresso group ...................................................................................... 76
6.6.1 Replacement kit 25K
6.6.2 Drive unit ......................................................................................................... 77
6.7 Check / set pump pressure ........................................................................................... 78
7. TRANSPORT / SHUT DOWN ............................................................................................... 79
8. COMPONENT ACCESSIBILITY ........................................................................................... 80
9. ELECTRONICS OVERVIEW ................................................................................................ 82
9.1 Main control
9.1.1 Main control inputs .......................................................................................... 83
9.1.2 Main circuit board outputs ............................................................................... 84
9.1.3 Main circuit board communication .................................................................. 85
9.2 Interface / Display ......................................................................................................... 86
9.2.1 Connections
9.3 Power supply................................................................................................................. 87
9.3.1 Connections
9.4 Grinder circuit board...................................................................................................... 88
9.4.1 Connections
10. DEFECT RECTIFICATION .................................................................................................... 89
10.1 Read log
10.2 Erase log
10.3 Display message during use ......................................................................................... 90
10.4 Troubleshooting ............................................................................................................ 93
11. Special options ...................................................................................................................... 96
11.1 Installation drain set
11.2 Installation Hot & Cold
11.3 Installation OptiBean with waste to litter bin.................................................................. 97
12. PAYMENT SYSTEMS ........................................................................................................... 98
12.1 Coin mechanism (optional)
12.1.1 Standard conguration
12.1.2 Blocking coins
12.1.3 Activate existing token ..................................................................................... 99
12.1.4 Programming a new token
12.1.5 Accepting euros & tokens
12.1.6 Accepting Tokens only (no Euro’s) ................................................................ 100
12.1.7 Coin channel cleaning
12.2 Coin changer (optional) ............................................................................................... 101
12.2.1 Tube lling ............................................................................................................
12.2.2 Tube emptying
12.2.3 Programme a new token ............................................................................... 102
12.2.4 Coin channel cleaning
12.2.5 Fault analysis
DIMENSIONS ................................................................................ Last page of this document