Wascomat EX618 Service Manual

Wascomat EX618 Service Manual Manual pdf 86 page image

86 Motor and motor control366615X30116X3088X3022230V74X312X311 3TXRXTachoGNDFunctionDANGERBe careful when measuring the electric components in the motorcontrol. All components have a potential difference of approx. 300 Vin relation to protective earth and neutral.When the green LED on the motor control card is lit, the compo-nents carry dangerous voltages.The motor control lose all voltage about 10-30 seconds after thevoltage has been disconnected and the motor has stopped.The motor control communicates with the programme unit via a serial two-way interface. With the help of the motor control, the programme unit cancontrol not only the instantaneous motor rpm, but also with high precisionthe acceleration and retardation of the motor in order to reach the targetrpm. The motor control continuously replies with information to the pro-gramme unit PCB regarding the current operating state and sends reportsif an error occurs.1. Voltage supply2. Door lock switch3. Feed, motor4. Motor5. Programme unit A16. Motor control U17. Tacho signal8. Imbalance switch3