Yamaha 2004 YP400, Service Manual, Page: 109 / 417

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CHK
ADJ
CHECKING THE BREATHER HOSES
EAS00098
CHECKING THE BREATHER HOSES
1. Remove:
• storage box
Refer to “RIDER SEAT AND STORAGE
BOX”.
2. Check:
• crankcase breather hose
1
• transmission case breather hose
2
Cracks/damage
→
Replace.
Loose connection
→
Connect properly.
CAUTION:
_
Make sure the breather hoses are routed
correctly.
3. Remove:
• catch tank
3
4. Clean:
• catch tank
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a. Thoroughly flush out the catch tank with
clean water.
b. Hold the catch tank upside down to allow
the water to drain out.
c. Repeat the flushing steps until the excess
water is clear and free of debris.
d. Place the catch tank in an upright position
to allow any remaining water to drain out of
the lower drain tube.
e. Keep the catch tank upright to allow it to dry
sufficiently.
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5. Install:
• catch tank
6. Install:
• storage box
Refer to “RIDER SEAT AND STORAGE
BOX”.
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3
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