16
6 Troubleshooting
Problem Indication Possible Cause Action Required
No power to unit
Power On indicator not
illuminated
Isolated at supply Check isolator & switch on
Power on switch in ‘OFF’ position Check power on switch & switch on
Fuse blown Check fuse & replace
26 way connector disconnected Check and rectify
Power lead not connected Check and rectify
Loose connection inside generator Contact Parker Hannifin for advice.
Connected incorrect voltage supply Check rating plate voltage for suitability
Reduced delivery pressure Outlet pressure gauges
Compressor failure (option 1 units
only)
Check compressor is running, Contact
Parker Hannifin for advice.
Compressor over-heating due to
insufficient ventilation
Check ventilation clearance & rectify
Leaking outlet pipe-work Check pipe-work & rectifier
Pressure regulator set low Check pressure regulator setting & reset
Service interval exceeded Check service timers and service
Internal Leak Contact Parker Hannifin for advice.
Leaking inlet pipe-work (option 0
units only)
Check pipe-work & rectify
Inlet pressure set low Check inlet pressure & increase
Inlet (option 0 units only) or outlet
pipe-work diameter too small
Check pipe-work diameter & replace
Demand greater than supply
capability
Check requirements against original
sizing data
Reduced purity Downstream monitoring Leaking outlet pipe-work Check pipe-work & rectify
Unsuitable pipe-work used on outlet Check pipe-work and replace
Generator recently brought online
Check & allow at least 6-hours for purity
to be achieved
Inlet air supply IS08573.1
2010 air quality class 1.-.1 (option 0
units only)
Check inlet air quality & rectify
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