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6 Troubleshooting
In the unlikely event that a problem occurs on the equipment, this troubleshooting guide can be used to identify the probable cause and remedy.
Troubleshooting should only be attempted by competent personnel. All major repair, and calibration work should be
undertaken by a Parker domnick hunter trained, qualified and approved engineer.
Fault Probable Cause Remedy
Power Connected but LCD and status
indicators not illuminated.
Fuse Blown Replace Fuse
Ribbon cable disconnected Reconnect Ribbon cable
Power disconnected Reconnect Power
No / Low gas outlet pressure Service Overdue Service the generator
Internal gas leak Check and Rectify
External gas leak Check and Rectify
Low inlet pressure Ensure pressure meets required specification
High Oxygen concentration. Defective Oxygen cell. Replace.
Leak in system piping. Check and Rectify
Low inlet pressure Compressor or ring main pressure low. Check and Rectify
Inlet valve not open Check and Rectify
Defect on pre-treatment package. Refer to pre-treatment manual.
Excessive noise or vibration Silencer loose or defective. Check and Rectify
Solenoid valve wear or coil loose. Check and replace if required.
High outlet pressure. Outlet regulator defective. Reset or replace.
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