Leak
test
of
Oxylog
with
demand
valve
attached
-
Every 6 months.
-
Remove Oxylog from its mount.
-
Unscrew pressure-gas
line of the
de-
mand valve and seal th
e connections.
Establish test setup
Components 6, 7,
8 are
comprised in
test
set 84 10 072.
1 Non-rebreathing
valve
with
5
Pressure-gas
line,
5
bar
check valve
84 08
568
6
Cap nut
84 08 298
2 Ventilation hose
84 04
063
7
Screw plug
84 08 299
3 Demand valve
8
Mouthpiece
84 07 303
4 Oxylog
-
Open oxygen-cylinder valve.
-
Generate a negative pressure of about
i
-.
.-
Set switch at Oxylog to
>>Oc(.
-10 mbar with your mouth.
I
Fit non-rebreathing valve to silicone
The unit is sufficiently leakproof if the
I
hose.
s
pressure change from -6 mbar to
-2 mbar takes at least 20 seconds.
18