Yamaha YFZ450R 2017 Owner's Manual page 108

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1. Air filter element seat
14. Install the washer onto the air filter element
frame, and then insert the wing bolt into the
hole in the air filter element frame. NOTICE:
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Be sure to install the washer with its
curved side facing outward as shown.
[ECB00454]
1. Washer
15. Insert the air filter element into the air filter
case, and then tighten the wing bolt.
NOTICE: Make sure that the air filter ele-
ment is properly seated in the air filter
case. Never operate the engine with the air
filter element removed. Doing so would al-
low unfiltered air to enter the engine, caus-
ing rapid engine wear and possible engine
damage. Additionally, the fuel injection
system would be affected resulting in poor
engine performance and possible over-
heating.
[ECB00763]
16. Install the air filter case cover by hooking the
holders onto the air filter case.
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