9.3.2 Option C14
Faulty pressure sensor
Fault
Possible cause
Remedy
No output signal.
No power supply, broken wire. Check power supply and wires.
Pressure transducer incorrectly
connected.
Check power supply and wires.
No input pressure.
Check pressure feed.
Electronic defect from power
supply voltage surge or exter‐
nal voltage.
Call an authorized KAESER
service representative.
Output signal does not respond
to pressure changes.
Input channel blocked.
Clean the input channel and
throttle screw, being careful not
to damage the delicate dia‐
phragm.
Electronic defect from power
supply voltage surge or exter‐
nal voltage.
Call an authorized KAESER
service representative.
Pressure transducer defective
from mechanical overloading.
Call an authorized KAESER
service representative.
Output signal too high and not
responding to pressure
changes.
Electronic defect from power
supply voltage surge or exter‐
nal voltage.
Call an authorized KAESER
service representative.
Tab. 39 Faults and remedies (Option C14)
9
Fault Recognition and Rectification
9.3
Options
64
Installation and Operating Manual Rotary lobe blower
HBPI pr
Number: 9_9572 28 USE
