TM 5-3805-280-24-1
Tests
relief for 10 seconds and then stop for 5 seconds.
IMPORTANT: Holding a function over relief for
Repeat the cycle until oil is heated to specifications.
more than 10 seconds can cause
damage from hot spots in the
10. Stop periodically and operate all hydraulic
control valve.
functions to distribute the heated oil.
9. Operate the propel function (side with track off the
ground). Also operate the bucket curl function over
TX,25,GG2232
1913AUG982/2
LOWER BOOM WITH ENGINE STOPPED
(USING BOOM CYLINDER LOAD LOWERING
VALVE)
When an engine stops during operation, the boom cannot
be lowered using the pilot controller because there is no
pilot pressure oil to move the boom valve spool or to
unlatch the boom load lowering valves.
Continued on next page
CED,OUOEBAS,6 1924JAN001/2
9025
25
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