Lx410/450/490 Operator's Manual
●
If the tire air pressures rapidly and significantly
decrease though the tires are correctly inflated
every day, immediately contact YOUR LOCAL
YANMAR TRACTOR DEALER to inspect the
problem tire/s and to replace the tire/s if
necessary.
■
Check the Wheel Bolt Tightening
Torque
Tighten the wheel bolts as follows:
Front Wheel
●
Tighten the front wheel bolts in a crisscross
sequence.
(A) Front wheel bolts
NOTE
●
While a loader is mounted to the tractor, always
set the front tire air pressure to the maximum
recommended tire air pressure.
●
The above also applies while the tractor is fitted
with a full load of front weights.
●
Do not use dual tires.
2. Adjust the Wheels
Avoid injury!
●
Before working under the tractor or an
implement, always lower to the ground all
attached implement.
●
During work under the tractor or an
implement, always use proper and rigid lifting
devices with the capacity of more than 3 tons.
●
Always support the implement using fixed
stands or any suitable blocking devices with
a capacity of more than 3 tons.
●
While servicing or adjusting the tractor and
implement, avoid using the hydraulic system
to keep the tractor and implement in the
position.
●
Avoid operating the tractor with loose
wheels, rims, weights and axles.
●
Avoid changing the specific adjustment
settings for each tire size.
! WARNING
Avoid injury!
●
Before operating the tractor, check that there
are no loose rims, hubs, wheel bolts and/or
axles.
●
The preceding action promotes tractor
stability.
• reduces the possibility of the tractor tipping
over
●
Tighten all the wheel bolts after every 4 hours
of operation.
●
Repeat tightening until the proper torque
values of the wheel bolts are constantly
maintained.
●
Perform the preceding procedure when any
wheel bolt/s is/are loosen.
●
Make sure to maintain the tightness of the
wheel bolts according to the recommended
maintenance intervals.
Tire Size
Tightening Torque
ft•lbs (N•m)
R1
101.17
to 108.34 (137.2
to 147)
R3
101.17
to 108.34 (137.2
to 147)
R4
130.09
to 144.54 (176.4
to 196)
! WARNING
450120201 F-wheel
(A)
(A)
