Peterbilt 348 2017 - Page 234

PREVENTIVEMAINTENANCESCHEDULE
PREVENTIVEMAINTENANCE(PM)INTERVALS
RecommendedPM
Interval
SYSTEMCOMPONENTMAINTENANCETASK
IAB
C
Hoses
Checktheradiatorandheaterhosesforleaks.
X
Checkthefreezepoint(shownonpage5-81).
X
Checkforcontaminationusingteststrips(shownonpage5-80).
X
Replaceblankwaterlterifapplicable.
X
Performlabanalysis(shownonpage5-80).
Iflabanalysisshowscoolantisunsuitableforcontinueduse:
Flush,drain,andrell(shownonpage5-80).
AddELCExtender(shownonpage5-80).
X
ExtendedLifeCoolant
(ELC)
Flush,drain,andrellwithnewcoolant(shownonpage5-80).
X
Fanclutch
Checkforairleaks.(shownonpage5-103).
Checkthefandrivebearings(turnthesheaveinbothdirectionsto
checkforwornhubbearings).
X
Cooling
SolenoidvalveCheckthefandriveforproperengagementanddisengagement.
X
5-24Y53-6060-1C1(03/17)
5