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20. Place the lid
on the knob
34
21. Perform a functional check (see "3. Final
Check" on page 8).
6.15 Replacing the pneumatic block with angled outlet
The pneumatic block with angled outlet is fitted as standard to MEDUMAT Basic / Basic p Basic from ap-
pliance No. 1020 and to MEDUMAT Basic / Basic p Basic p from appliance No. 1400 onward. Old
appliances should be converted not later than the 6-year service.
Tools required:
•
Crosstip screwdriver, size 2,
•
L-handled socket wrench 10 mm,
•
Special tool WM 22829 from special tool set WM 15349,
•
If necessary, side nippers,
•
If necessary, cable tie,
•
Special pliers WM 22928,
•
Calibration device WM 22836.
1. Remove the ventilation control knob
so, proceed as follows:
– Turn the control knob
to the left, so that you have a reference
point when reassembling later.
– Lift off the lid
.
34
– Using the special tool, hold the control knob
steady and loosen the nuts with an L-han-
dled socket wrench (10 mm).
– Pull off the control knob
2. Open the device (see "6.4 Opening the
device" on page 22).
3. Unscrew the circuit board (see „6.12 Replacing
the circuit board" on page 29, steps
You can leave the pressure measurement tube 47
attached to the circuit board.
34
Repair information and repair instructions
.
35
. To do
5
as far as it will go
35
.
35
to
).
2.
9.
35
5
34
(Two-way switch only on Basic p)
35
5
34
(Two-way switch only on Basic p)
47
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