Weinmann ACCUVAC Rescue WM 10600, Service And Repair Instructions

Page: 17 / 36

Repairs: Information and Instructions 17
9.5 Replacing membrane keyboard
Tools and equipment required:
• Phillips screwdriver size 1;
• 7mm open-end wrench.
1. Open the device (see ”9.2 Opening the de-
vice“ on page 15).
2. Carefully detach electrical power pack con-
nector
X3
from the circuit board.
3. Unscrew power pack holder (4 cross-head
screws
40
).
4. Remove power pack.
5. Carefully detach electrical connectors
X1
and
X2
of internal wiring harness from circuit
board.
6. Carefully detach electrical connector
X4
to
motor from circuit board.
7. Carefully detach pressure measurement tube
47
from pressure sensor on circuit board.
8. Carefully open up cable grip of ribbon cable
connector
X5
. Then carefully remove ribbon
cable (do not touch the ribbon cable contacts
with your fingers, as this can cause oxidation.)
9. Unscrew 4 retaining screws
46
from the circuit
board. Remove the circuit board.
10. Detach the front keyboard
4
from inside
through the front of the case, by pressing the
membrane keyboard out upwards and careful-
ly pulling it off.
11. Clean the old adhesive area until no adhesive
residues are left.
12. Take the new membrane keyboard and re-
move the protective layer from the adhesive
surface. Run the ribbon cable through the
opening in the case front.
Take care when inserting the ribbon cable
through the opening in the housing; it must be
properly routed without any kinks.
13. Stick the new membrane keyboard in the cor-
rect position on the case.
40 X3
X4 X2 X1 47
X5
X4
46