AlfaBlue Junior DG, AG, AGH INSTRUCTION MANUAL - Alfa Laval

MAINTENANCEReplacing of MOTORPOWERSUPPLYSTOPTroubleshootingPROBLEM POSSIBLE CAUSE SOLUTIONCondensation pressuretoo highCondensation pressuretoo lowFans not runningDefective fanthrough the coilAir temperature too lowFaulty motorLine voltage lower than tolerance limitsLack of a phaseOverloaded motorClean the coil with water and a degreaseror non corrosive liquidInvert the rotating direction of thefan, switching two of the three phasesAdjust the condenser pressure regulationFan break Blockage or shocked Check the voltage value between phaseswith a voltmeter.Measure the voltage betweenphases, check the power supply lineCheck with an Ammeter