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Control unit with cord
packing
(previous version)
17
1
15
12
11
13
14
5
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Service-Unit BEKOMAT® 31U / 31U F
Control unit without
cord packing
(current version)
Inspection and maintenance
Prior to placing a previous version of the control
unit with cord packing (17) in the lower part of the
cover, the sealing mat (11) must be removed from
the service unit.
Installation of the control unit on the service unit:
1. Check whether or not the service unit (5)
goes with the control unit (1)
(model designation and colour of the arresting
hook).
2. Check whether or not the sealing mat (11)
or the sensor tube plate (14) with contact springs
(13) are clean, dry, and free from impurities.
3. Introduce the sensor (12) into the sensor tube plate
(14).
4. Hang the hook (15) of the control unit (1)
in the sensor tube plate (14).
5. Press the control unit (1) against the service unit
(5) and snap into place.
Start-up subsequent to maintenance measures:
Always carry out prior to the start-up:
•
Leak test of the screwed connector
•
Check of the electrical connections
•
Check of the correct engagement of the control unit
9
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