Handling The Rear Shock Absorber Assembly; Disposing Of A Rear Shock Absorber Assembly; Removing The Rear Shock Absorber Assembly; Checking The Relay Arm And Connecting Arm - Yamaha YFM70RY Service Manual

EAS1S3L045
HANDLING THE REAR SHOCK ABSORBER
ASSEMBLY
EWA1S3L016
WARNING
This rear shock absorber assembly contains
highly compressed nitrogen gas. Before

handling the rear shock absorber assembly,

read and make sure you understand the fol-
lowing information. The manufacturer can-
not be held responsible for property damage
or personal injury that may result from im-
proper handling of the rear shock absorber
assembly.
• Do not tamper or attempt to open the rear
shock absorber assembly.
• Do not subject the rear shock absorber as-
sembly 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 assembly in any way. Rear shock
absorber assembly damage will result in
poor damping performance.
EAS1S3L046
DISPOSING OF A REAR SHOCK ABSORBER
ASSEMBLY
1. Gas pressure must be released before dis-
posing of a rear shock absorber assembly.
To release the gas pressure, press on the
gas valve needle with a suitable tool as
shown, until all of the gas is released (the
hissing has stopped).
EWA13760
WARNING
Wear eye protection to prevent eye damage
from released gas or metal chips.
REAR SHOCK ABSORBER ASSEMBLY
EAS23230
REMOVING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Place the vehicle on a level surface.
TIP
Place the vehicle on a suitable stand so that the
rear wheels are elevated.
2. Remove:
• Connecting arm front bolt
• Rear shock absorber assembly upper bolt
• Relay arm upper bolt
• Rear shock absorber assembly lower bolt
TIP
While removing the rear shock absorber assem-
bly upper bolt, hold the swingarm so that it does
not drop down.
EAS1S3L020
CHECKING THE RELAY ARM AND
CONNECTING ARM
1. Check:
• Connecting arm "1"
• Relay arm "2"
Damage/wear → Replace.
2. Check:
• Bushings
• Spacers
• Oil seals
Damage/pitting/scratches → Replace.
EAS29860
CHECKING THE REAR SHOCK ABSORBER
ASSEMBLY
1. Check:
• Rear shock absorber assembly
Oil leaks → Replace the rear shock absorber
assembly.
• Rear shock absorber rod
Bends/damage → Replace the rear shock
absorber assembly.
• Spring
Move the spring up and down.
Fatigue → Replace the rear shock absorber
assembly.
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