EN
Product range
15
The illustrations are symbolic and may deviate from the respective product.
Subject to technical modifications and errors.
6.4.3. Manual operation of the valves
The valves can be operated using the handle
caps or with an Allen key. In the return
manifolds, the valves may only be operated
manually with the drive units disassembled.
1
To open:
turn anticlockwise by 90°
2
To close:
turn clockwise by 90°
16
Manual operation of the valves
1
90°
4 mm
2
6.4.4. Leak-tightness test
Check all components of the system
including all prefabricated elements for
leaks and rework accordingly in the event
of leakage. Adjust the test pressure and test
duration to the respective piping system
and the respective operating pressure.
Fill the heating system only with filtered
(if possible), treated water according to
VDI 2035 and completely vent the system.
17
Leak-tightness test
6.4.5. Protection for snap-on boards
Attach the protective card
immediately after leak test
1. Remove from the insert
2. Fold at the intended fold line.
3. Completely cover the actuator plinth
with sensor cable and Bus cable
4. Fix the protectic cover
18
Packaging serves as protection during the construction phase
4
2
1
3
Secos
- Simplex Energy Control System
Installation instructions
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Operating instructions
