CASE CONSTRUCTION CX17C - Fan and Alternator Drive Belt

6-MAINTENANCE
Fanandalternatordrivebelt
Inspectionoffan
Inspectthefanevery10horeveryday.
Performavisualinspectionofthefanevery10horev-
eryday.Checkforcracks,looserivets,andbentor
looseblades.
SMIL16MEX0436AA1
Inspectionofbelttension
Checkthebelttensionevery10horeveryday.
NOTICE:operatingtheenginewithloosenedbeltmaycauseoverheatoftheengineorinsufcientchargingofthe
batteryduetoslippingbeltinitshousing.
1.Applyngerpressureofabout10kg(22.0lb)atthe
midpointofthebelt,betweenthealternatorpulleyand
thecrankshaftpulley,whiletheengineisshutdownand
thestarterkeyisremoved.
2.Beltdeectionshouldbeabout7–9mm(0.3–0.4in).
NOTE:checkanyindicationofdamageonthepulleyorbelt
duetowear.Checkthoroughlytomakesurethatthebelt
iscorrectlyengagedtogrooveofthepulley.Thebeltmust
bereplacedifitiselongated,ithascracksoritiswornout.
SMIL16MEX0418AA2
Adjustmentofbelttension
1.Loosentheadjustingbolt(1)andthemountingbolt(2).
2.Rotatethealternator(3)toobtainthecorrectvalueof
tension.
3.Tightenthemountingbolt(2)andtheadjustingbolt(1).
SMIL16MEX0419AA3
6-25