OptiBean NG /OptiBean XL NG 2.6 Adjustment tips Cream layer too low Cream layer perfect Cream layer missing or too light - The right grind - Grind too coarse - Grind too fine - Perfect coffee taste - Weak - Bitter - The right preparation time - Preparation too short - Preparation too long...
OptiBean NG /OptiBean XL NG 3. PRINCIPLES OF OPERATION Item Description Item Description Coffee waste bin Pump 10 bar Drainage reservoir Inlet valve Espresso group (reversed) Pressure reducer 2 bar Coffee grinder Flow meter Coffee bean canister Brewer valve Expansion water valve + OPV 3 bar IM2-3 Canister drive motor Mixer valve 3/2 way...
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OptiBean NG /OptiBean XL NG 3.4.2 Espresso brewer spec’s Standard brewer XL Brewer min. 9,5 - max 13,4* gram x 13,4 gram min. 6,5 - max. 9,5* gram x. 9,5* gram min. 0,34 - max 0,47* Ounces ax 0,47* Ounce min.
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OptiBean NG /OptiBean XL NG 3.4.2 Espresso brewer spec’s Standard brewer XL Brewer min. 9,5 - max 13,4* gram x 13,4 gram min. 6,5 - max. 9,5* gram x. 9,5* gram min. 0,34 - max 0,47* Ounces ax 0,47* Ounce min.
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OptiBean NG /OptiBean XL NG 3.4.2 Espresso brewer spec’s Standard brewer XL Brewer min. 9,5 - max 13,4* gram x 13,4 gram min. 6,5 - max. 9,5* gram x. 9,5* gram min. 0,34 - max 0,47* Ounces ax 0,47* Ounce min.
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OptiBean NG /OptiBean XL NG 3. PRINCIPLES OF OPERATION Item Description Item Description Coffee waste bin Pump 10 bar Drainage reservoir Inlet valve Espresso group (reversed) Pressure reducer 2 bar Coffee grinder Flow meter Coffee bean canister Brewer valve Expansion water valve + OPV 3 bar IM2-3 Canister drive motor Mixer valve 3/2 way...
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OptiBean NG /OptiBean XL NG 2.6 Adjustment tips Cream layer too low Cream layer perfect Cream layer missing or too light - The right grind - Grind too coarse - Grind too fine - Perfect coffee taste - Weak - Bitter - The right preparation time - Preparation too short - Preparation too long...
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OptiBean NG /OptiBean XL NG 9.1.3 Main circuit board communication The machine has standardized vending machine con- nections for connecting coin mechanism, coin changer or cashless payment systems. RS232-2 These connectors meet the MDB protocol for vending machines. COMMUNICATION For further information or advice please contact our RS232 support department.
OptiBean NG /OptiBean XL NG 9.2 Interface / Display The interface connects all the components located in and on the door and is connected by a cable to the main control. 9.2.1 Connections First First Unlock! Unlock! Interface & Display Conn Notes LCD atcable...
OptiBean NG /OptiBean XL NG 9.3 Power supply The 24 Vdc supply consists of a 24 Vdc – 65 W switched power supply and can be accessed by removing the rear wall. On an overload, the power supply switches itself off automatically.
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OptiBean NG /OptiBean XL NG 9.4 Grinder print 230Vac / 230Vdc This grinder circuit board converts 230 Vac (alternating current) into 230 Vdc (direct current) with a rectifier to drive the grinder motor. The IM1 signal (24 Vdc) from the main control is connected to connection J5-J6 (the red LED lights).
OptiBean NG /OptiBean XL NG 10. FAULT RECTIFICATION WARNING When there are defects and for (cleaning) activities on the machine, the plug must be removed from the wall socket before the machine is opened Introduction Check, before troubleshooting whether all the components are still in the right location. To do this, remove the rear wall of the machine and check that all circuit boards, connectors, wiring looms and hoses are still properly mounted.
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OptiBean NG /OptiBean XL NG 10.3 Display messages during use Display Possible cause Action Make your choice Run the rinse program and follow Rinse program not activated in the instructions in the display. time. See chapter 6. Maintenance / 6.1 daily rinsing program Rinsing Make your choice...
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OptiBean NG /OptiBean XL NG Display Possible cause Action Out of order For safety reasons, the machine The machine can be operated with the door automatically switches off if the open by using the door pin. door is opened. Door open Out of order This function can be set manually or auto- The machine is on standby.
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