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:
Check rope for flats on outside strands,
4 broken wires within 180 mm
crushing, swelling, or fraying. If rope requires
(7.2 in.) (30 times nominal
replacement, notify your supervisor.
diameter of cable)
(3) Move drifter at slow speed to front end
OR
position.
Cable diameter is less than
(4) Check chain reel for wear or corrosion.
5.4 mm (0.21 in.) (nominal
If reel requires replacement, notify your
diameter)
supervisor.
9
Before
Check Oil Level of Pressurization Air Oiler of Rock Drill
(1) Remove oil fill plug (1).
(2) Check oil level. Add oil if necessary (see Fuels
No oil visible or low
and Lubricants, Chapter 9).
level
10
Before
Lubricate Hydraulic Drifter Front End Head of Rock Drill
(1) Lubricate the hydraulic drifter front part with 5
or 6 shots of hand pump grease (see Fuels and
Lubricants, Chapter 9).
11
Before
Check Compressor Oil Level
(1) Open compressor left side access door.
A-5