TM 5-3805-280-10
OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES
FOR HYDRAULIC EXCAVATOR 230LCR/230LCRD
ITEM
INTERVAL
ITEM TO BE INSPECTED
EQUIPMENT IS NOT
NO.
PROCEDURE: DO THE PMCS AND HAVE ITEM
READY/AVAILABLE
REPAIRED, FILLED, OR ADJUSTED AS NEEDED
IF:
CAUTION: Prevent possible damage to
engine. If indicator lights do not go out after
starting engine, IMMEDIATELY STOP THE
ENGINE. Find and correct the problem.
(4) Check that all indicator lights go out.
One or more indicator lights
do not go out after starting
engine
(5) Check hydraulic oil level.
a. Park machine on level surface.
b. Position machine with arm cylinder fully
retracted, bucket cylinder fully extended,
and bucket lowered to the ground.
(Reference placard located to the left of the
hydraulic sight gauge.)
c. Turn auto-idle switch off.
d. Run engine with engine rpm dial at 1/3
position without load for 2 minutes.
e. Move engine rpm dial to slow idle position.
f. Turn key switch OFF and remove key.
g. Attach a "Do Not Operate" tag on the right
control lever.
h. Pull pilot control shut-off lever to locked
position.
i. Open right side access door.
A-15
