6 - 1
Section 3
Routine Maintenance
9803/6020
Section 3
6 - 1
Issue 1
Transmission
Checking the Track Gearbox Oil Level
1
Prepare the Machine
Position the machine on level ground with the filler
plug
A
and level plug
B
positioned as shown.
2
Check the level on One Side
Clean the area around the filler and level plugs and
remove both plugs. Oil should run from hole
B
. Top up
through hole
A
if necessary. (Refer to
Fluids and
Lubricants - Capacities and Specifications
for oil
types.)
3
Clean and Refit the Plugs
Make sure they are tight.
4
Check the Level on the Other Side
Repeat steps 1 to 3.
Changing the Track Gearbox Oil
1
Prepare the Machine
See
Checking the Track Gearbox Oil Level
.
2
Drain the Oil on One Side
a
Place a container below drain plug
C
to catch the
oil. The container must be large enough to hold
the maximum gearbox capacity (see
Fluids and
Lubricants - Capacities and Specifications
).
!
CAUTION
Oil will gush from the hole when the drain plug is
removed. Keep to one side when you remove the drain
plug.
2-3-4-2
b
Remove plugs
A
and
C
. Allow the oil to drain out.
c
Wipe both the plugs clean. Make sure you remove
all metal particles.
d
Refit drain plug
C
.
3
Fill with New Oil
Refer to
Lubricants and Capacities
for oil type and
volume.
a
Remove level plug
B
.
b
Pour new oil through filler plug
A
until oil runs out
of the level plug hole.
c
Clean and refit plugs
A
and
B
, making sure they
are tight.
4
Drain the Oil on the Other Side
Repeat steps 1 to 3.
5
Check for Leaks
Run the machine, operate the tracking controls and
then make sure there are no leaks.
JS08520
B
B
C
A
Summary of Contents for JS70
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Page 189: ...Section E Section E Hydraulics 9803 6020 Issue 1 33 4 33 4 Control Valves Control Valve 291360...