Operating instructions for S 40-3...S 150-3 series screw compressors Page 45
Faults 4.1 General information
Part 4: Faults 4.1 General information
The tables on the following pages give information on the possible causes of
operating faults and action which can be taken to rectify them (please also re-
fer to the operating instructions for the compressor control).
4.2 General faults
WARNING!
Ensure that any work undertaken to rectify faults is carried out by qualified
personnel or specialists only .
Ensure that components which have a safety function are adjusted, repaired
or replaced only by BOGE service personnel.
Please contact BOGE's service department at the following telephone num-
ber if you have any questions.
Telephone: +1-770-874-1570
Telephone: +49 5206 601-140
DANGER: High voltage!
Before starting any work to remedy faults:
Press the emergency stop button, use the mains disconnection device to iso-
late the compressor from the power supply and fix a padlock to prevent the
power from being switched on again unintentionally.
Fault Possible cause Rectification
Not delivered,
no pressure build-up,
max. pressure 7 psig
System components in the com-
pressor are leaking
Check oil and compressed air lines inside the compressor; tighten
and/or reseal screw connections, if necessary
Minimum pressure valve is
faulty
Close ball valve and check whether pressure builds up; if so, open
ball valve again immediately; replace minimum pressure valve
Solenoid venting valve does not
close
Check solenoid valve and replace, if necessary
Suction regulator does not open Suction regulator or solenoid valve is defective; check and replace,
if necessary
V-belts are torn Fit new v-belts
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