Operation Manual

bearing bolt

Fig. 17

Pivot the door unit into the closed position and lock the

same with the installed lock.

Now position the filter disk frame (hole is marked on

Fig. 17).

hole for bearing bolt

Fig. 18

Tighten the bearing bolt (Fig. 18).

Now position the door bearing on the upper bearing

bolt (Fig. 17).

Insert the bolt into the intended hole of the filter disk

frame.

Before you place the ventilation unit you have to re-

assemble the lamp frame to all elements.

This takes place as follows:

Place the lamp frame with the pivot point on the lower

axle bolt (Fig. 19).

Installation of the lamp frame

Fig. 19

Fig. 20

Following, place the upper axle bolt into the bore in the

lamp frame (Fig. 20).

Align the axle bolt in the lamp frame with the attachment

bore in the upper ceiling plate of the fixed segment and

tighten.

english