Maintenance and CleaningMSA
ASV without warning device
GB
13
Fig. 3 Device disassembled
Piston Components
(1) Unscrew the long nipple for the compressed air feeding line.
(2) By knocking the housing on a suitable underground (e.g. wooden table plate),
softly make piston glide out of the cylinder bore, resp. carefully pull it out of the
housing with a suitable clamp (e.g. round-nose pliers).
1 SCBA (short plug nipple) 8 Piston
2 Reverse valve 9 Silicon O-Rings:
3 Lung governed demand valve (lock
coupling)
9a 5x1,75
4 Carrying plate 9b 6,07x1,78
5 Locking Screw 9c 8x1,6
6 Valve Insert 10 Piston spring
7 Compressed Air Feeding Line
(long plug nipple)
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