Troubleshooting - Parker domnick hunter Pneudri MiDAS DAS 1 Manual Del Usuario

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.
Warning
Problem
Poor dewpoint identified by water in the
downstream piping and equipment.
Electrical fault
High differential pressure
Failure to purge
Outlet air flow stops
Constant depressurisation
Possible Cause
Entrained water.
Excessive air flow demand.
Inlet pressure too low.
Excessive inlet air temperature
Insufficient purge air flow
Exhaust silencers blocked
Contaminated desiccant
Hardware fault
Excessive outlet flow
Purge valve blocked or shut.
Exhaust silencers blocked.
Electrical fault.
Blown fuse in plug.
Damaged valve.
11
EN
Action Required
Check pre-filtration drains.
Check actual flow against rated flow of dryer
Check for recent additions to the air system
Check against technical specification
Check against technical specification
Factory set for 6 bar g (87 psig) system pressure.
Parker domnick hunter trained personnel to
adjust.
Change by Parker domnick hunter trained
personnel
Eliminate source of contamination. Desiccant
change by Parker domnick hunter trained
personnel
Contact Parker domnick hunter customer
services
Check and regulate air demand
Parker domnick hunter trained personnel to
adjust .
Change by Parker domnick hunter trained
personnel
Parker domnick hunter trained personnel to
adjust .
Change by Parker domnick hunter trained
personnel
Change by Parker domnick hunter trained
personnel
Safety Information