Maintenance
10 --- 60
Fig. 23 Ventilator grill
1 Ventilator grill
2 Filter mat
Removal
Remove the ventilator grill (1) and the filter mat (2).
Cleaning
Beat the mat or use a vacuum cleaner to remove loose dirt. If necessary, wash the mat
in lukewarm water (40 ˚C) and household detergent then rinse thoroughly.
Renew the mat if cleaning is not possible or has already been carried out five times.
Replacing
Lay the filter mat in the frame and push on the grill to latch.
10.7 Electric Motor Maintenance
Material: Bearing grease
Cleaning rags
Pre---condition: Motor running.
Hot components --- danger of burns
Wear long---sleeved clothing and gloves.
Work carefully.
High---temperature grease ESSO UNIREX N3 should be used for re---greas-
ing the motor bearings. Bearing damages caused by the use of other
brands of grease are excluded from the warranty.
CAUTION
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