Yamaha VK540EF, Service Manual, Page: 82 / 439

2-21
TRACK TENSION ADJUSTMENT
INSP
ADJ
WARNING
CAUTION:
NOTE:
ESS00069
TRACK TENSION ADJUSTMENT
A broken track or track fittings, and debris
thrown by the track could be dangerous to
an operator or bystanders. Observe the fol-
lowing precautions.
S
Do not allow anyone to stand behind the
machine when the engine is running.
S
When the rear of the machine is raised to
allow the track to spin, a suitable stand
must be used to support the rear of the ma-
chine.
Never allow anyone to hold the rear of the
machine off the ground to allow the track to
spin. Never allow anyone near a rotating
track.
S
Inspect the condition of the track frequent-
ly.
Replace the track if it is damaged to a level
where the fabric reinforcement material is
visible.
S
Never install studs (cleats) closer than
76 mm (3 in) to the edge of the track.
1. Place the machine with the right side facing
down.
If the machine is left on its left side for more
than 80 minutes, the fuel may leak out from
the fuel breather hose.
2. Measure:
S
Track deflection
a
Using a spring scale 1 , pull down on the
center of the track with 10 kg (22 lb) of force.
Out of specification
Adjust.
Track deflection
a
:
35 45 mm (1.4 1.8 in)
3. Adjust:
S
Track deflection
Adjustment steps:
S
Place the machine onto a suitable stand to
raise the track off of the ground.
S
Loosen the rear axle nut
1
.
It is not necessary to remove the cotter pin 2 .