MAINTENANCE
WB140-2N, WB150-2N 3-47
MAINTENANCE EVERY 1000 HOURS
• Perform these operations together with those initiated every 50, 250,
and 500 HOURS
CHANGING FRONT AXLE OIL.
Perform this operation with the machine positioned on level ground and
at operating temperature, so that the oil becomes fluid and can be easily
drained, which facilitates the elimination of any suspended solid
particles.
DIFFERENTIAL
1. Remove drain plug (2) and let the oil flow out completely. Collect it
in a container with suitable capacity. While the oil flows out,
remove plug (1). Use a 17 mm wrench.
2. Once the oil has been drained, reinstall plug (2) and pour oil of the
prescribed type through hole (1), until the level corresponding to
the lower edge of the hole itself is reached.
3. Reinstall plug (1).
PLANETARY
1. Move the machine until plug (3) is in a low position on the vertical
axis.
2. Remove plug (3) and let the oil flow out, Collect it into a container
with suitable capacity, using a 17 mm wrench.
3. Once oil has been drained, move the machine until plug (3), which
serves also as level indicator, is positioned on the horizontal axis.
4. Pour oil of the prescribed type through the hole until the lower edge
of the hole itself is reached.
5. Reinstall plug (3).
★ Move the machine both forward and backward. Stop it to check the
oil level again.
★ Always use oil of the prescribed type. (See “FUEL, COOLANT,
AND LUBRICANTS” on page 3-7).
• Oils, filters, coolant, and the battery are considered spe-
cial waste and must be collected and disposed of
according to all anti-pollution regulations in force.
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