MAINTENANCE
Daily Inspection (Every
10
Hours)
Inspecting the Hydraulic Oil Level
and Replenishing
A_
WARNING
• Stop the engine and allow the
machine to cool before performing
maintenance.
•
Oil
may spray out
if
caps or filters are
removed or pipes disconnected before
releasing the pressure
in
the hydraulic
system.
• When removing plugs or screws or
disconnecting hoses, stand to the
side and loosen
slowly,
to gradually
release the internal pressure before
removing.
Inspection
The
oil
level changes according to the
oil
temperature. Inspect the oil
level
in
the
hydraulic oil
level
inspection position shown
in
the diagram.
• Hydraulic
oil
level
inspection position
1.
Start the engine and
run
it at low speed.
2.
Fully retract the lift arms and bucket
cylinders and ground the bucket.
3. Stop the engine.
4. Inspect the oil
level
using the sight gauge
(2).
• When the
oil
temperature
is
about 20°c
(68°
F):
The
level
should be halfway between
the upper limit
(H)
and lower limit
(L)
.
If it
is
below the lower limit
(L)
,
replenish.
121
• When the oil temperature
is
about
50
to
80°C (122 to 176°
F)
:
The
level
should be near the upper limit
(H)
.
Replenishing
1 . Loosen the bolts and remove the cover
(3).
2.
Remove the plug
(1).
3. Add hydraulic
oil
up to the middle
of
the
sight gauge
(2).
4.
Tighten the plug
(1
).
5.
Install the cover
(3).
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