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13 Manual override
13 Manual override
The combi switchbox has a manual override which enables the process valve to be actuated manually while de-energized.
3
1
Activating the manual override:
1. Press in the manual override 3 using a flathead screwdriver (maximum slot width of 4 mm) as far as it will go and turn it
90° clockwise.
ð The groove is horizontal.
Deactivating the manual override:
2. Turn the manual override 3 90° anticlockwise using a flathead screwdriver (maximum slot width of 4 mm) and release it.
ð The groove is vertical.
▶ Control air and the minimum pressure must be available to use the manual override.
14 Troubleshooting
Error
No stroke
No feedback
Cover cannot be attached
GEMÜ 4240
2
No mounting kit available
Process valve faulty
Wrong mounting kit installed
Incorrect assembly
Switch not set
Wrong mounting kit installed
Voltage is not connected
Sealing ring inserted incorrectly
Sealing ring damaged
Cables protruding over the edge of the
base
NOTICE
Error cause
20 / 25
Troubleshooting
Check mounting kit
Replace process valve
Replace mounting kit
Check assembly, wiring and connection
Set switch
Replace mounting kit
Connect voltage
Insert sealing ring correctly
Replace sealing ring
Check the cable routing and shorten the
cables if necessary
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