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29
CS-352
EXHAUST PORT CLEANING
Level 2
Parts Required:  Asneeded:Mufergasket
1. Removecylindercoverandremovesparkpluglead.
2. Placepistonattopdeadcenter.Removemufer(A)and
mufergasket(B).
3. Useawoodorplasticscrapingtooltocleandepositsfrom
cylinderexhaustport.
IMPORTANT
Neveruseametaltooltoscrapecarbonfromtheexhaust
port.
Donotscratchthecylinderorpistonwhencleaningthe
exhaustport.Donotallowcarbonparticlestoenterthe
cylinder.
4. Inspectmufergasket,andreplaceifdamaged.
5. Installmufergasketandmufer.
6. Tightenmufermountingbolts(ornuts)to60-80in•lbf(70-
90kgf•cm).
7. Installcylindercoverandattachsparkpluglead.
8. Startengine,andwarmtooperatingtemperature.
9. Stopengine,andre-tightenmountingbolts(ornuts)to
specications.
A
B