AWG I Operating manual I Fittings I
Medium expansion foam nozzles M2, M4, M8
MAINTENANCE
M1107B10 I Rev. 02-03/20
ENGLISH
37 / 40
Replacing the conversion screen
1. Use a screwdriver to unscrew the three oval head screws (Fig. 3/
11
).
2. Remove the conversion screen (Fig. 3/
1
) from the foam tube.
3. Clean the foam tube.
4. Insert the new conversion screen into the foam tube, rotating the
conversion screen in such a way that the threaded holes on the
conversion screen are accessible through the bores on the foam
tube.
5. Screw the conversion screen back on.
Replacing the handle
1. Unscrew the cylinder head screws (Fig. 3/
6
).
2. Remove the handle (Fig. 3/
4
) from the foam tube.
3. Insert the cylinder head screws and the discs (Fig. 3/
5
) into the new
handle.
4. Place the handle in the correct position on the internal thread
screws (Fig. 3/
3
) and screw tight.
Replacing the hand lever
1. Unscrew the screw (Fig. 3/
10
).
2. Remove the hand lever from the shut-off valve.
3. Clean the shut-off valve.
4. Insert the screw and the disc (Fig. 3/
9
) into the new hand lever.
5. Place the hand lever in the correct position on the shut-off valve
and screw tight.
Replacing the protection ring on the foam tube (only M2 and M4)
The protection ring is fastened with studs, which are inserted into
bores on the foam tube and additionally glued to the foam tube.
1. Lever the protection ring with studs out of the bores, and pull the
protection ring (Fig. 3/
1
) off the foam tube.
2. Clean the foam tube.
3. Apply onto the new protection ring an adhesive suitable for NBR
and position the protection ring on the foam tube, making sure that
the studs snap into the bores on the foam tube.
