Case W9 - Page 18

Filters
1. Remove the reservoir drain plug and filler
cap.
Figure 9
2.
Disconnect the hose at the reservoir
inlet elbow.
13
3. Remove the 8 bolts with flat washers
and 0-rings that secure the filter cover.
4. Remove the cover and inlet filter as-
sembly from the reservoir. Then remove
the inlet filter from the cover and dis-
card the element. Refer to ·. Figure 9.
5.
Remove the outlet filter from the reser-
voir.
6. Clean the outlet filter in mineral spirits
and dry with compressed air. Inspect
the filter for holes and other defects
which would reduce its filtering capa-
bilities. Replace the filter if defects
are found.
Installation
1. Install the clean or a new outlet filter
in the reservoir.
2. Position the inlet filter and its re-
lated parts on the filter cover. Torque
the lock nuts to 30-35 inch pounds.
3. Position a new filter cover gasket and
the filter · cover assembly on the reser-
voir. Place a flat washer and newO-ring
on the filter cover retaining bolts. Then
install and tighten the bolts evenly.
4. Connect the hose to the inlet elbow and
install the drain plug.
5.
Refill reservoir with 8 gallons of Case
TCH Oil. Start engine and operate the
bucket through several complete cycles
to properly charge the hydraulic system.
Stop engine and check reservoir oil level
and add oil as necessary.