5 - 7
Section 3 Routine Maintenance
9803/6020
Section 3
5 -7
Issue 1
Hydraulics (continued)
Changing the Air Breather Element
1 Prepare the Machine
Position the machine on level ground. Stop the
engine. Remove the starter key.
2 Release Tank Pressure
(See Releasing Tank Pressure.)
3 Locate the Air Breather W
Refer to Component Location Diagrams.
4 Replace the Air Breather Element
a Remove cover F, hexagonal nut A, seal washer B
and cover C.
Note: The cover C can only fit in one of two positions
because of the slot G in the cover which locates over a
similar shaped protrusion on the mounting stud.
b Remove old filter element D together with sponge
packing E.
c Install a new filter element D followed by new
sponge packing E.
5 Refit Filter Cover C
Rotate the cover so that it fits over the stud. Then, in
order, install seal washer B, hexagonal nut A and
cover F.
Draining Tank Impurities
1 Prepare the Machine
Position the machine on level ground. Stop the
engine. Remove the starter key.
2 Release Tank Pressure
(See Releasing Tank Pressure.)
3 Remove plate X and o-ring Y.
4 Draining the Water and Sediment
Loosen drain plug Z on the bottom of the tank and
drain the sediment and water accumulated. The task
is complete when clean hydraulic fluid flows out.
Tighten drain plug Z.
5 Top up the Hydraulic Oil Tank.
(See Topping-up Fluid Level) and refit plate X and o-
ring Y.
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