Briggs & Stratton Vanguard 10V300, Repair Manual

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14. Gently tap air filter cartridge ( M ) on a hard surface to
loosen dirt and debris.
NOTE: Use of pressurized air or solvents will damage
air filter cartridge.
15. Carefully inspect air filter cartridge. Replace if any
damage is observed.
16. Install air filter cartridge into air cleaner base.
17. Inspect foam spacer (
N ) inside air cleaner
cover ( O ) for damage or general deterioration.
Remove and discard foam spacer if necessary.
Remove paper backing from new foam spacer and
install with the adhesive side in contact with the air
cleaner cover.
18. Inspect foam seal ( P ) for damage or general
deterioration. Install foam seal into air cleaner
cover. Verify that ends of seal do not overlap after
installation. See bottom inset of Figure 133.
19. Install air cleaner cover onto air cleaner base. Move
latch to lock cover.
20. Inspect duckbill air valve ( Q ) for cuts, tears, holes,
or general deterioration. Install duckbill air valve on
air inlet port of air cleaner cover. Replace duckbill air
valve if damaged or missing.
IMPORTANT NOTE: Engine operation without the
duckbill air valve can reduce filter efficiency by as
much as 50 percent.
133
Not for
Reproduction