Combustion Chamber Deposits - Briggs & Stratton Vanguard 05000 Manual

7. Tighten the jamb nut without moving the
adjustment screw Fig. 46, 47, 49, 49.
Fig. 46
8. Rotate the crankshaft through a few
revolutions and recheck the clearance.
Fig. 47
Fig. 48
Fig. 49

Combustion Chamber Deposits

Remove combustion chamber deposits every
500 hours or whenever cylinder head is
removed.
WARNING
Wear eye protection when using
compressed air to clean parts.
With the piston at Top Dead Center (TDC),
remove combustion chamber deposits from top
of piston with a plastic scraper or a scotch pad.
CAUTION
: Use care to prevent debris from
entering push rod or oil return cavities in cylinder.
Do not damage cylinder, top of piston, cylinder
head and cylinder head gasket surfaces.
It is not necessary to remove the discoloration
marks on the piston, valves and/or cylinder head.
These marks are normal and will not affect
engine operation.
Remove the loose deposits from around the top
ring land area using compressed air and a soft
bristle brush.
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