Troubleshooting
Problem
PossibleCauseCorrectiveAction
1.Dirt,water,stalefuel,orincorrectfuel
isinthefuelsystem.
1.Drainandushthefuelsystem;add
freshfuel.
2.Thefuellterisclogged.2.Replacethefuellter.
3.Theimproperfuelgradeforcold
weatherisinthemachine.
3.Drainthefuelsystemandreplace
thefuellter.Addfreshfuelof
propergradeforambienttemperature
conditions.Youmayneedtowarmthe
entiretractionunit.
Theenginedoesnotstart.
4.Thebatteryisdischarged.
4.Chargethebatteryorreplaceit.
1.Thefueltankisempty.1.Fillthetankwithfreshfuel.
2.Thereisairinthefuel.2.Bleedthefuelsystemandcheckfor
airleaksatfuelhoseconnections
andttingsbetweenthefueltankand
engine.
3.Theengineisoverheating.
3.Referto“Theengineoverheats.”
4.Theengineloadisexcessive.4.Reducetheload;usealowerground
speed.
5.Thecrankcase-oillevelisincorrect.5.FillordraintotheFullmark.
Theenginelosespower.
6.Theair-cleanerltersaredirty.6.Servicetheairlters.
1.Thefueltankisempty.1.Fillthetankwithfreshfuel.
2.Thereisairinthefuel.
2.Bleedthefuelsystemandcheckfor
airleaksatfuelhoseconnections
andttingsbetweenthefueltankand
engine.
3.Theengineisoverheating.
3.Referto“Theengineoverheats.”
Theenginestartsbutdoesnotkeep
running.
4.Theair-cleanerltersaredirty.4.Servicetheairlters.
1.Thecrankcase-oillevelisincorrect.1.FillordraintotheFullmark.
2.Thealternatorbeltisbrokenor
elongated.
2.Replacethebeltoradjustthebelt
tension.
3.Morecoolantisneeded.
3.Checkandaddcoolant.
4.Concentrationofantifreezeistoohigh.
4.Addwateronlyorchangetocoolant
withthespeciedmixingratio.
5.Thereisrestrictedairowtothe
radiator.
5.Inspectandcleantheradiatorscreen.
6.Theinsideoftheradiatoriscorroded.6.Cleanorreplacetheradiatorandparts.
7.Theradiatororradiatorcapis
damaged.
7.Replacethedamagedparts.
8.Thethermostatisdefective.
8.Checkthethermostatandreplaceitif
necessary.
9.Thetemperaturegaugeorsensoris
defective.
9.Checkthetemperaturewitha
thermometerandreplacethegaugeor
sensorifnecessary.
10.
Theengineloadisexcessive.
10.
Reducetheload;usealowerground
speed.
Theengineoverheats.
11.Theheadgasketisdamagedorthere
iswaterleakage.
11.Replacedamagedparts.
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