Troubleshooting fault cause remedy – Sealey SAC05020 User Manual
Page 4

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Original Language Version
sAc05020 Issue: 2 - 21/10/11
6. tROUblESHOOtING
Fault
Cause
Remedy
Pressure drop in the tank.
Air leaks at connections.
run compressor to max. pressure, switch off unit.
Brush soap solution over connections and look for
bubbles. tighten connections showing leaks.
If problem persists contact Authorised service
Agent.
Pressure switch valve leaks when compressor is
idle.
non-return valve seal defective.
empty the air tank, remove the non-return valve
cap (fig.5.2) and clean, or if necessary, replace
the seal (fig.5.1). located under motor cowling.
compressor stops and does not restart.
motor failure.
contact Authorised service Agent.
compressor does not stop at max. pressure.
Pressure switch fault.
contact Authorised service Agent.
Head gasket or valve fault.
contact Authorised service Agent.
compressor noisy with metallic knock.
Bearing or piston damage.
contact Authorised service Agent.