Troubleshooting - Parker domnick hunter G1 Guide D'utilisation

G1 - G9

6. Troubleshooting

Problem
No power to unit
Reduced delivery
pressure
Reduced purity
Indication
Power On indicator not
illuminated
Outlet pressure gauges
Downstream monitoring
Possible Cause
Isolated at supply
Power on switch in 'OFF'
position
Fuse blown
26 way connector disconnected
Power lead not connected
Loose connection inside
generator
Connected incorrect voltage
supply
Compressor failure (option 1
units only)
Compressor over-heating due
to insufficient ventilation
Leaking outlet pipe-work
Pressure regulator set low
Service interval exceeded
Internal Leak
Leaking inlet pipe-work (option
0 units only)
Inlet pressure set low
Inlet (option 0 units only) or
outlet pipe-work diameter too
small
Demand greater than supply
capability
Leaking outlet pipe-work
Unsuitable pipe-work used on
outlet
Generator recently brought
online
Inlet air supply IS08573.1
2001 air quality class 2.-.1
(option 0 units only)
16
Action Required
Check isolator & switch on
Check power on switch & switch on
Check fuse & replace
Check and rectify
Check lead connected & connect
Consult domnick hunter Service
Dept.
Check rating plate voltage for
suitability
Check compressor is running,
consult domnick hunter Service
Dept.
Check ventilation clearance &
rectify
Check pipe-work & rectifier
Check pressure regulator setting &
reset
Check service timers and service
Consult domnick hunter Service
Dept.
Check pipe-work & rectify
Check inlet pressure & increase
Check pipe-work diameter &
replace
Check requirements against
original sizing data
Check pipe-work & rectify
Check pipe-work and replace
Check & allow at least 6-hours for
purity to be achieved
Check inlet air quality & rectify