Building Technologies
74 319 0619 0 a
17.04.2008
36/288
en
25
22Z
09
Place tongues correctly – they may not be
inside the cutout!
Wrong
Correct
Commissioning
Preparatory checks
1. DO NOT switch on power yet.
2. Check wiring according to the plant connection diagram.
3. Ensure correct position and location of levers by turning the fixing screws. Refer to illustra-
tion on the lateral wall of the controller:
25
40Z
04
4. Insert unit in the base until stop is reached. Marking TOP must be at the top!
5. Tighten fixing screws
alternately.
6. Check controlling element (seat or slipper valve): See if
– it is correctly installed (observe direction of flow indicated on the valve body)
– the slipper travels in the correct angular range (note position indicator)
– the manual lever is disengaged
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