Teka Mistral Plus Operating Instructions Manual page 33

An acoustic signal generator (acoustic alarm) is inserted, that draws the attention by a well perceptible beep
to the filter exchange.
Reference!
The acoustic signal inserted at all Mistral models can be switched off by unique operation by the keys +, – or
ENTER at the transparency keyboard.
The acoustic alarm sounds again after each switching on.
You are reminded regularly within continuos operation of the Mistral of the necessity to exchange the filter-
unit, the acoustic signal repeats itself after 8 hours, then after 4 hours, after 2 hours and then each further
hour.
Only by the exchange of the filter-unit the alarm is immediately terminated.
Caution!
Poisonous types of dust!
When working with/on the filter-unit exists the danger of inhaling or coming into contact with whirling up types
of dust.
●
Put on therefore before beginning the work a purifying dust respirator of the protection stage 3 and
one-way gloves from polyethylene (long execution).
Proceed with the filter exchange as follows:
Turn off the Mistral
●
Switch off the Mistral at the transparency keyboard with the key
Alternatively switch off the machine which can be exhausted. After the adjusted time the Mistral is
switched off automatically.
Secure the Mistral against unexpected restarting by:
disconnect the mains cable from the power supply main.
Open the housing
Illustration 4: Open the cover
Operating Instructions Mistral (Plus), Mistral Eco (Plus), Mistral Super Plus 110 and 230V vers. 4.10
.
Page 33 of 47