Hitachi RAS-2-HVNP - Page 219

8. Troubleshooting
205
SMGB0079 rev.0 - 01/2013
8
RAS-(3-6)H(V)NPE
N O T E
• *1):Surelyperformthetroubleshootingoftheresistanceforinrushcurrentprevention(R115/R116)oninverter
PCB.Iftheresistanceforinrushcurrentprevention(R115/R116)fails,theabnormaltransmittingoccurs.
• *2):Surelyperformthe troubleshootingofDCfanmotor according tosectionProcedureofchecking other
mainparts.IftheDCfanmotorfails,thenormalinverterPCBmaybedamaged.
• *3):Performthetroubleshootingofthefuses“EF1”onO.U.PCB1and“EF1”oninverterPCBforfanmotor
protection.Ifthefusesforfanmotorprotectionfail,DCfanmotorisnotoperatednormally.