Checking The Exhaust Cover; Installing The Exhaust Cover - Yamaha 25BMH Service Manual

POWR
EXHAUST COVER

CHECKING THE EXHAUST COVER

Check:
• Exhaust inner cover
Cracks/damage → Replace.
Carbon deposits → Clean.
(use a round scraper)
• Exhaust outer cover
Cracks/damage → Replace.
CAUTION:
Do not scratch the fitting surfaces of the
cylinder and exhaust cover.

INSTALLING THE EXHAUST COVER

Install:
• Exhaust cover
NOTE:
• Apply LOCTITE
• Tighten the exhaust cover mounting
bolts in sequence and in two steps of
torque.
Exhaust cover mounting bolts
1st: 4 N
2nd: 8 N
5-26
®
No.572 on the bolts.
m (0.4 kgf m, 3.0 ft
• •
m (0.8 kgf m, 5.9 ft
• •
E
lb)
•
lb)
•