Handling The Front Shock Absorber Assemblies; Disposing Of A Front Shock Absorber Assembly; Removing The Front Arms; Checking The Front Arms - Yamaha YFM70RY Service Manual

FRONT ARMS AND FRONT SHOCK ABSORBER ASSEMBLIES
EAS1S3L017
HANDLING THE FRONT SHOCK ABSORBER
ASSEMBLIES
EWA1S3L012
WARNING
These front shock absorber assemblies con-
tain highly compressed nitrogen gas. Before
handling the front shock absorber assem-
blies, read and make sure you understand
the following information. The manufacturer
cannot be held responsible for property
damage or personal injury that may result
from improper handling of the front shock
absorber assemblies.
• Do not tamper or attempt to open the front
shock absorber assemblies.
• Do not subject the front shock absorber as-
semblies 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 front shock
absorber assemblies in any way. Front
shock absorber assembly damage will re-
sult in poor damping performance.
EAS1S3L018
DISPOSING OF A FRONT SHOCK
ABSORBER ASSEMBLY
1. Gas pressure must be released before dis-
posing of a front 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.
EAS29720

REMOVING THE FRONT ARMS

The following procedure applies to both of the
front upper arms and front lower arms.
1. Check:
• Front arm free play
M MMM M MMM M M MMM
a. Check the front arm side play "A" by moving
it from side to side.
If side play is noticeable, check the bushings.
b. Check the front arm vertical movement "B" by
moving it up and down.
If the vertical movement is tight or rough, or if
there is binding, check the bushings.
L LLL L LLL L L LLL
2. Remove:
• Front arm
EAS29730

CHECKING THE FRONT ARMS

The following procedure applies to both of the
front upper arms and front lower arms.
1. Check:
• Front upper arm "1"
• Front lower arm "2"
Bends/damage → Replace.
2. Check:
• Bushings "3"
Wear/damage → Replace.
3
2
4-51
M M MMM M M MMM M
A
A
B
B
L L LLL L L LLL L
3
M MMM M MMM
L LLL L LLL
1