Komptec GmbH. KT-90A User Manual
Page 32 of 52
v1.0a; 8 May 2016
9.
Troubleshooting
To avoid damage to property or life-threatening injuries during the removal
of faults on the compressor, the following points must be observed:
−
Eliminate the fault only if you also have the specified qualifications.
−
Protect the compressor against accidental restart by pulling the power
plug.
Also read the chapter "General safety instructions".
9.1.
Tabular overview of possible malfunctions and suggestions to help eliminate the fault.
If faults occur during operation of the compressor, check for possible causes
using the following table If the fault can not be resolved by one of the
measures listed, please notify a service technician or the manufacturer.
9.1.1.
List of Faults
Error
Possible Cause
Corrective Action
Compressor does not reach pres-
sure
Leaking pipe or condensate
drain
Retighten cylinder connection or
drain screws
Cartridge defective
Check
Reduced air deliver
Dirty intake filter
Clean intake filter
Leaking pipes or drain
Retighten screw
Worn piston rings
Change piston rings
1
st
stage inlet valve does not
seal
Change intake valve
Faulty seal on Cartridge
Change gasket
1
st
or 2
nd
stage overpressure
valves release air
Pressure between stages is
too high
Check inlet valve of follow-on
stage
Leaking relief valve
Replace valve
Final pressure valve releases air Leaking valve
Replace valve
Compressor does not start
Residual air in the compres-
sor
Bleed system
Residual air in the compres-
sor
Open intermediate and final con-
densate drains before starting mo-
tor. Verify gasket on intermediate
drain screw did not create block-
age.
Tripped circuit breaker
Reset circuit breaker mounted
above electric motor
Engine failure
Temperature under +10°C
Warm up compressor to +10°C.
