Doosan P185WDO-T4F - Page 103

Operation&MaintenanceManualTROUBLESHOOTING
Blockedorrestrictedoillines.
Cleanbyushing,orreplace
lines.
Airendmalfunctioning.SeeComplaints#11,#12.
Cloggedfuellters.Servicefuellters.See
EngineManual.Drainand
cleanfueltanks.Addclean
fuel.
Operatingpressuretoohigh.
Reducepressuretorated
operatingpressure.
Cloggedairlterelement(s).Cleanorreplaceairlter
element(s).
Wrongairlterelements(s).Installcorrectairlter
element(s).
Enginemalfunctioning.Seetroubleshootingin
Enginemanual.
7.Lowenginespeed
AirendMalfunctioning.SeeComplaints#11,#12.
Rubbermountingisolators
looseordamaged.
Tightenorreplace.
Defectiveorimbalancedfan.Replacefan.
Defectiveairenddrive
coupling.
Replacecoupling.
Enginemalfunctioning.Seetroubleshootingin
EngineManual.
Airendmalfunctioning.SeeComplaint#7,#11,#12.
8.Excessivevibration
Engineidlespeedtoolow.
SeeComplaint#7.See
EngineManual.
Cloggedairlterelement(s).Cleanorreplaceairlter
element(s).
Incorrectpressureregulation
adjustment.
Makeadjustmentperthis
manual.
Malfunctioninginlet
unloader/butteryvalve.
Inspectvalve.Make
adjustmentsperthismanual.
Wrongairlterelement(s).Installcorrectairlter
element(s).
Lowenginespeed.
SeeComplaint#7.See
EngineManual.
9.Lowairdelivery/lowcfm
Compressedairleaks.
Locateandrepairleaks.
104