Instructions for Use
Diffustik / Variant PFTstik
Serial no.: xx|8|401|yyy and 2401xxxxx
Page 74
Version: 8 | Release date: 16. August 2021
O-Rings Shutter Head
[1a] Insert with a slight rotation
[1b] Press firmly
[2a] Insert one side into the groove
[2b] Slightly screw in
[2c] Press the second side into the
groove
[2d] Press all around
To remove the rings, proceed in
reverse order.
Attention
SI094
The unit may be
damaged.
Therefore: Do not use
any pointed / sharp
objects for removal!
Sealing Rubber Flow Unit
When ordering new
O-Rings and sealing
rubbers, please note:
•
Chap. 4.1.4
Construction and
Electrical Safety"
•
Chap. 6.2
"Recommissioning
after Servicing /
Cleaning Work"
2a
2b
2c
2d
2
1
1a
1b