Disposing Of A Rear Shock Absorber; Removing The Rear Shock Absorber Assembly - Yamaha FZ8NA Service Manual

EAS23180
HANDLING THE REAR SHOCK ABSORBER
EWA13740
WARNING
This rear shock absorber contains highly
compressed nitrogen gas. Before handling
the rear shock absorber, read and make
sure you understand the following informa-
tion. The manufacturer cannot be held
responsible for property damage or per-
sonal injury that may result from improper
handling of the rear shock absorber.
• Do not tamper or attempt to open the rear
shock absorber.
• Do not subject the rear shock absorber to
an open flame or any other source of high
heat. High heat can cause an explosion
due to excessive gas pressure.
• Do not deform or damage the rear shock
absorber in any way. Rear shock absorber
damage will result in poor damping per-
formance.
EAS23190
DISPOSING OF A REAR SHOCK
ABSORBER
1. Gas pressure must be released before dis-
posing of a rear shock absorber. To release
the gas pressure, drill a 2–3 mm (0.08–
0.12 in) hole through the rear shock
absorber at a point 25–30 mm (0.98–1.18
in) from its end as shown.
EWA13760
WARNING
Wear eye protection to prevent eye damage
from released gas or metal chips.
EAS23210
REMOVING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Stand the vehicle on a level surface.
EWA13120
WARNING
Securely support the vehicle so that there
is no danger of it falling over.
REAR SHOCK ABSORBER ASSEMBLY
TIP
Place the vehicle on a suitable stand so that
the rear wheel is elevated.
2. Remove:
• Relay arm and swingarm bolt "1"
• Rear shock absorber assembly lower bolt
"2"
TIP
When removing the bolt, hold the swingarm so
that it does not drop down.
3. Remove:
• Rear shock absorber assembly upper
bolt
• Rear shock absorber assembly
TIP
Remove the rear shock absorber assembly
from between the swingarm and frame.
EAS23240
CHECKING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Check:
• Rear shock absorber rod
Bends/damage → Replace the rear
shock absorber assembly.
• Rear shock absorber
Gas leaks/oil leaks → Replace the rear
shock absorber assembly.
• Spring
• Bushings
Damage/wear → Replace the rear shock
absorber assembly.
• Bolts
Bends/damage/wear → Replace.
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