Yamaha TMAX TECH MAX 2020 - Checking the Cylinder Head Breather Hose; Checking the Exhaust System

3-11
PERIODIC MAINTENANCE
• Center cover
Refer to“GENERAL CHASSIS (2)” on
page 4-11.
• Bottom center cowling
• Side panel
• Bottom side cowling
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
EAS30625
CHECKING THE EXHAUST SYSTEM
The following procedure applies to all of the ex-
haust pipes and gaskets.
1. Remove:
• Bottom side cowling
• Side panel
• Bottom center cowling
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
• Center cover
• Fuel tank cover assembly
• Side cover (right)
• Rear side cowling assembly (right)
• Footboard (right)
Refer to “GENERAL CHASSIS (2)” on
page 4-11.
2. Check:
• Exhaust assembly “1”
Cracks/damage  Replace.
•Gasket “2”
Exhaust gas leaks  Replace.
3. Check:
Tightening torque
• Exhaust pipe nut “3”
• Exhaust assembly nut (front) “4”
• Exhaust assembly nut (rear) “5”
4. Install:
• Footboard (right)
• Rear side cowling assembly (right)
• Side cover (right)
• Fuel tank cover assembly
• Center cover
Refer to “GENERAL CHASSIS (2)” on
page 4-11.
• Bottom center cowling
• Side panel
• Bottom side cowling
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
EAS30623
CHECKING THE CYLINDER HEAD
BREATHER HOSE
1. Remove:
• Bottom side cowling
• Side panel
• Bottom center cowling
Refer to “GENERAL CHASSIS (1)” on
page 4-1.
• Center cover
• Fuel tank cover assembly
• Side cover (right)
• Rear side cowling assembly (right)
• Footboard (right)
Refer to “GENERAL CHASSIS (2)” on
page 4-11.
2. Check:
• Cylinder head breather hose “1”
Cracks/damage  Replace.
Loose connection  Connect properly.
NOTICE
ECA14920
Make sure the cylinder head breather hose is
routed correctly.
3. Install:
• All removed part
Exhaust pipe nut
20 N·m (2.0 kgf·m, 15 lb·ft)
Exhaust assembly nut (front)
55 N·m (5.5 kgf·m, 41 lb·ft)
Exhaust assembly nut (rear)
31 N·m (3.1 kgf·m, 23 lb·ft)
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