2. Hold down cover (A) against light spring (D) force
when removing the last two cap screws (B).
3. Remove the spring (D), filter bypass valve (E) and
return filter element (F).
4. Inspect element for metal particles and debris. Check
for metal particles and debris at the bottom of filter
case. Excessive amounts of brass and steel particles
can indicate a hydraulic pump, motor or valve
malfunction, or a malfunction in process. A rubber type
of material can indicate a cylinder packing problem.
As necessary, drain the hydraulic oil tank and clean
the filter case and tank. Approximate oil capacity is 130
L (35 gal).
B--Cap Screw and Lock Washer (6 used)
E--Filter Bypass Valve
F--Return Filter Element
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