MAINTENANCE AND SERVICING
Removing and Installing Sec ondary Air Filter
Replace the secondary air filter (A) every year or after every
third primary filter change (even if it appears clean).
If the secondary air filter is dirty, inspect the primary
filter and the filter canister to determine the reason for
contamination.
•Examinethefilter canister for cracks and replace if
necessary.
• Ensure filter sealing s urfa ce s are soft, flexible, and
sealing properly. Hard seals may allow debris through
to the secondary filter.
• Ensure canister retaining latches are secure.
NOTE:
•DoNOT remo
ve the secondary filter element unless it
needs repl
acing.
•DoNOT att
empt to clean the secondary element (A).
Replace o
nly.
Figure 5.70: Engine Air Cleaner
1. Remove t he primary filter, refer to Removing Primary
Air Filter, page 339.
IMPORTANT:
When replacing secondary filter, reinsert new
filter as soon as possible to prevent dirt from
entering engine intake.
2. Remove the secondary element (A) from canister.
NOTE:
If replacing filter, refer to 8.2.4 Filter Part
Numbers, page 467.
3. Insert new secondary filter element (A) into canister,
seal first, and push until seal is seated inside canister.
4. Reinstall the primary filter, refer to Insta llin g Primary Air
Filter, page 342.
Figure 5.71: Engine Air Cleaner
147649 344 Revision A
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