stertil ST1175 - No Mains Power; No Control Voltage

Operation & Service Manual (VA) 76 ST1175
8.4.6 No mains power
Cause
Solution
No mains power.
Have the fault corrected by a qualified
electrician.
Mains fuse has blown.
Replace the fuse.
The mains switch is OFF.
Set the mains switch to ON.
Defective LEDs.
Contact the technical service.
8.4.7 No control voltage
Cause
Solution
Defective LEDs. Lifting system
functioning normally.
Contact the technical service.
The lifting system may not be set up
properly.
Follow the normal operation
procedures as stated in the Operator
Manual. If the fault occurs again,
contact the technical service.
A fuse has been tripped.
Check the F2 and F3 fuses.
Replace the fuse(s) in the control box if
necessary. If the fault occurs again,
contact the technical service.
The mains switch is OFF.
Set the mains switch to ON.
Broken cable or loose connector.
Check the cable and connector.
The emergency stop button has not
been unlocked.
Unlock the button. Set the main switch
to OFF and ON. Press the [SELECT]
button once to ensure the system can
be used again.
The thermal relay in the main box has
been deactivated.
Reset the thermal relay. Contact the
technical service if the problem
persists.