Bubble Test:
1. Check the pressure gage setting.
2. Insert the bubble test
hose into the
corresponding test
connection (3) of the
measuring device.
3. Dip the other end of the
bubble test hose (4) into a
container filled with water.
4. Slowly open the
compressed air supply
valve. Purge the system
(allow compressed gas to
escape).
Purge regularly maintained systems for 2 to 3 minutes,
purge other systems for 5 to 6 minutes.
5. Count rising bubbles:
Severe build up of bubbles at CO
H
S and SO
test connection. In case of little or no
2
2
bubble build up, the device must be cleaned, See
section 6 on page 39.
Severe build up of bubbles in case of oil- and H
connection (uncountable). In case of little or no bubble
build up, the device must be cleaned, See section 6 on
page 39.
6. Close the valve.
4.2
1. Follow the applicable instructions for use for the tubes.
2. Break off both tips of the
Oil CO
CO H
O
2
2
3
3. Insert the tube as far as it
4. Tip the tube to one side
4
, CO, nitrous gases,
2
O test
2
Preparing tubes
tube. Use the tube opener
for this purpose and
proceed as follows on
both sides:
will go into the hole and
turn it once or twice (5).
The glass is scored.
(6), the tip breaks off and
falls into the snapper.
en
Use
5
6
31
