Time scale / continuous operation:
• In order to avoid inadvertent switching on of continuous operation, continuous operation can be
deactivated:
- Pull the mains plug.
- Press the Time key and simultaneously pocket the mains plug.
The yellow LED 1 min lights up for confi rmation.
The function is again activated in the same way. The green LED continuous operation (∞) lights
up for confi rmation.
Attention:
For safety reasons the unit will be automatically switched off, if no key has been pressed longer
than 12 hours.
2.6
Test routine for operating functions
A test routine can be started in order to carry out an internal function test:
For this, the unit must be switched off. With the key Start/Stop pressed switch on the unit with the
key On/Off.
One after the other, all LEDs will light up for one third second. Afterwards, the last selected values
will reappear.
With this, the test has been completed successfully.
In case of deviations, the unit has to be sent in for inspection/repair.
2.7
Emptying the ultrasonic tank
Pull the mains plug.
Do not place the unit into a sink.
Units with drain
• Ball cock
Turn the lever to the outfl ow direction.
• Outlet hose, closing cap
When unscrewing the closing cap, make sure that the hose end is in a higher position than the
liquid level in the oscillating tank.
Units without drain
Pour out the liquid over the rear left tank corner. Avoid splashing from
below. Pay attention to the cable connection.
25