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3. Open the device (see "6.4 Opening the
device" on page 22).
4. Remove the circuit board (see „6.12 Replac-
ing the circuit board" on page 29, steps
).
9.
The pressure measuring tube 47 may be left on
the circuit board.
5. Basic p only: remove the toggle switch
6. Pull the ventilation tube
from the pneumatic block
er.
7. Pull the suction connector
ic block
and the filter holder.
24
8. Release the pressure tube
the sleeve of the inlet and pulling out the tube.
9. Carefully pull the pneumatic block upwards
out of the housing.
10.
For devices with an angled connector:
Detach pressure measurement tube
tube connector on pneumatic block
11. Release the pressure gauge tube
pushing back the sleeve of the swivel screw
connection
and pulling out the tube.
33
12. Using your fingers, press the pressure gauge
out of the pressure gauge holder.
Tip:
You will find the pressure gauge easier to remove
if you dribble a small amount of spirit between
the pressure gauge and the holder.
13. Press the pressure gauge holder out of the
housing.
14. Take locking latch
11
15.
For conversion up to appliance No. 1019 (Basic)
or 1399 (Basic p):
Pull the pressure measurement connection
upwards out of the housing wall.
16. Unscrew both the screws
alarm signalling device
40
Repair information and repair instructions
to
2.
.
26
with the spring
45
54
and the filter hold-
24
from the pneumat-
43
by pushing back
48
from the
50
.
24
by
51
1
out of the housing wall.
13
and remove the
42
.
23
+
43 45
54
Filter holder
up to appliance no.:
Basic 1019; Basic p 1399
24
50
+
43 45
54
Filter holder
from appliance no.:
Basic 1020; Basic p 1400
11
13
42
23
48
26
(Basic p
only)
47
48
26
(Basic p
only)
47
51
33
1
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