English6010Empty out the liquid in the drip tray assembly. Separatethe upper part of the drip tray assembly from thelower part. Thoroughly clean the two disassembledparts.1010101010Reassemble the upper part of the drip tray assemblywith the lower part. Insert the coffee grounds drawerback into place. Insert the drip tray assembly back intothe vending machine.1010.3 Unscheduled maintenance10The operations described in this section are intendedas an example as they depend on different variables,such as: water hardness, humidity, products used,conditions and quantity of work.1010Make sure the vendingmachine is off beforeperforming any operationrequiring to disassemblesome of its parts.1010Have the following operations performed by qualifiedpersonnel only. If the operations are to be performedwith the machine on, choose trained personnel.10More complex interventions, such as removinglimescale from the boiler, require a deep knowledge ofthe machine.10Disinfect all the parts in contact with foodstuffs usingchlorine-based products on a monthly base, asdescribed in section "Cleaning the parts in contactwith foodstuffs".1010.3.1 Brew group maintenance10Plastic group. It is advisable to remove it and rinsecarefully with hot water on a monthly base; every5,000 strokes and, in any case, every month all movingparts of the group must be lubricated with silicongrease for food use:10• lower filter rod (1)10• connecting rod (2)10• rails (3).101010101010Replace gaskets and filters every 10,000 strokes.1010Upper filter:10• loosen the upper pin (1) using the key (not supplied)10• manually unscrew the filter (2).1010101010