1
Is the spontaneous drop
of the bucket cylinder
within specs?
Within specs
Normal
Out-of-specs
2
Check the bucket cylin-
der
Faulty
Repair or replace the bucket
cylinder
Normal
valve
1. Is the spontaneous drop of the bucket cylinder
within specs?
2. Check the bucket cylinder
a. Fully extend the bucket cylinder, completely re-
tract the arm cylinder, and lower the bucket to the
b. Disconnect the two hoses connected to the cylin-
c. Raise the boom and lift the hoe attachment off the
not, there is a leak inside the control valve.
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