Air Intake System TroubleshootingAir Intake System Troubleshooting
PPrroobblleem m CCaauusse e CCoorrrreeccttiioonn
1. 1. Short Short elemelement ent liflifee
(primary filter ele-(primary filter ele-
ment)ment)
1. 1. ImprImproper asoper assemsembly whbly when prioen prior ele-r ele-
ment was replaced.ment was replaced.
2. 2. Damaged Damaged or or missmissing ving vacuatoracuator..
3. 3. DamDamaged saged seal on teal on the covhe coverer..
4. 4. DamDamaged aiaged air clr cleaner beaner bodyody..
5. 5. LoosLoose syse system tem connconnectiections.ons.
6. 6. Loose Loose winwing nut og nut on covn coverer..
7. 7. ExcessiExcessively vely dusty dusty environmenvironment.ent.
8. 8. IncoIncorrerrect ect elemlement uent used.sed.
9. 9. Seal on dSeal on dust cust cover over is nois not sealt sealing.ing.
1. 1. PropProperlerly y insinstalltall..
2. 2. ReplReplace ace vacuvacuatorator..
3. 3. ReplReplace sace seal on teal on the covhe coverer..
4. 4. ReplReplace aiace air clr cleaner eaner bodybody..
5. 5. TiTighten ghten system system connecticonnections.ons.
6. 6. TTightighten en winwing ng nut.ut.
7. 7. ReplReplace ace elemelement aent as nees needed.ded.
8. 8. ReplReplace wace with pith proper roper elemelement.ent.
9. 9. EnsuEnsure thare that no fort no foreign oeign objecbject ist is
between seal and metal matingbetween seal and metal mating
surface.surface.
2. 2. Short Short elemelement ent liflifee
(safety element)(safety element)
1. 1. Bypassing Bypassing primarprimary fy filter ilter element.element.
a. a. Seal of pSeal of primrimary fary filtilter eleer element iment iss
not sealing.not sealing.
b. b. DamDamaged praged primaimary ery elemlement.ent.
c. c. LoosLoose prie primarmary fiy filter lter elemelementent
wing nut.wing nut.
1.1.
a. a. ReplReplace ace elemelement.ent.
b. b. Replace Replace primarprimary fy filter ilter element.element.
c. c. TTightighten en winwing g nut.nut.
3. 3. AirAirborne borne contcontamiami--
nants entering thenants entering the
engineengine
1. 1. DamDamaged aged elemelement(ent(s).s).
2. 2. DamDamaged saged seals oeals or sear sealinling surg sur--
faces.faces.
3. 3. DamDamaged oaged or loor loose cse conneconnectiontionss
between air cleaner body andbetween air cleaner body and
engine.engine.
4. 4. IncoIncorrerrect ect elemlement uent used.sed.
1. 1. ReplReplace ace elemelement(ent(s).s).
2. 2. ReplReplace dace damagamaged comed componentponents.s.
3. 3. ReplReplace or race or repair epair conneconnectictions.ons.
4. 4. ReplReplace wace with pith proper roper elemelement.ent.
4. 4. Air Air resrestritrictiction inon indi-di-
cator cator indicatindicateses
green conditiongreen condition
and primary filterand primary filter
element is cloggedelement is clogged
1. 1. ResRestritrictiction in air on in air hose bethose between thween thee
air restriction indicator and theair restriction indicator and the
safety fitting.safety fitting.
2. 2. Air lAir leak ieak in air hn air hose betose between tween the airhe air
restriction indicator and the safetyrestriction indicator and the safety
fitting.fitting.
3. 3. Damaged Damaged air rair restricestriction ition indicatorndicator..
4. 4. DamDamaged aged safesafety fty fittitting.ing.
5. 5. LoosLoose syse system tem connconnectiections.ons.
1. 1. RemRemove ove resrestritrictiction.on.
2. 2. RepaRepair oir or rer replacplace air e air hosehose..
3. 3. Replace Replace air rair restricestriction ition indicatorndicator..
4. 4. ReplReplace sace safetafety fiy fittitting.ng.
5. 5. TTightighten en conneconnectictions.ons.
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