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Section E
15 - 4
Fault
Hydraulic oil becomes too hot
8
9803/3280
Hydraulics
Fault Finding
Probable Cause
Oil cooler obstructed
Restriction in neutral circuit
lines
Hydraulic filter clogged and
by-pass valve not working
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Action
Remove debris from cooler fins
Check hoses, replace as necessary
Change hydraulic filter
Section E
15 - 4
Issue 1