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MAINTENANCE OF THE LOADER
1. Lubricate all grease fittings every 10 hours of
operation. Also, lubricate the joints of the control-
lever-linkage every 10 hours.
2. Daily before operation, check the hydraulic-fluid-
level of the tractor. If the hydraulic-fluid-level is low,
add the hydraulic fluid as described in the tractor
operator's manual. Also change the filter element
and the hydraulic fluid as recommended in the
tractor operator's manual.
SERVICE OF THE LOADER
EVERY 20 HOURS TO 30
HOURS
1. Re-tightening of hardware of the
loader
After 20 hours to 30 hours of initial loader operation, re-
tighten all mounting bolts and nuts to the required
torque value as follows.
Tightening torque table
Location
Bolt or nut
Main frame
M14 bolts or nuts
NOTE :
• Before finally tightening all mounting hardware
of the loader, start the engine and apply down
pressure to the bucket until the loader raises
the front wheels slightly. Make sure that you
can rotate the mounting pins easily, and then
tighten all bolts and nuts.
140
SERVICE OF THE LOADER EVERY 20 HOURS TO 30 HOURS
SERVICE OF THE LOADER
EVERY 50 HOURS
1. Checking the torque of bolt and
nut of the main frame
To avoid personal injury or death:
• Never operate the front loader with a loose main
• Any time bolts and nuts are loosened, retighten
• Check all bolts and nuts frequently and keep
• Check the bolts and nuts of the main frame
1. Check to see if the torque of bolt and nut of the
(1) Bolt and nut of the main
Required Torque
147 N⋅m
(15.0 kgf⋅m)
Bolt and nut of the
[108 lbf⋅ft]
main frame (1)
Bolt and nut of the
main frame (2)
WARNING
frame.
to specified torque.
them tight.
regularly especially when they are new. If the
bolts and nuts of the main frame are loose,
tighten them as follows.
main frame is as follows.
frame
Tightening torque
(2) Bolt and nut of the main
frame
147 N⋅m
(15.0 kgf⋅m)
[108 lbf⋅ft]
203 N⋅m
(20.7 kgf⋅m)
[150 lbf⋅ft]
BX23S, LA340, BT603
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