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GEMÜ 0326
13 Troubleshooting
13 Troubleshooting
Error
Error cause
Troubleshooting
The pilot solenoid valve doesn't open or
doesn't open fully
Power supply not OK
Сheck power supply and connection, see
product label
The pilot solenoid valve doesn't close or
doesn't close fully
Return spring faulty
Replace the pilot solenoid valve
Dirt in the valve body
Clean or replace valve body
Manual override activated
Unlock the manual override as described
in "Manual override (optional)"
The pilot solenoid valve does not control
correctly
Medium pressure too low / too high
Check medium pressure (see "Technical
data")
Connections leaking
Check the connections (see "Installation")
