TM 5-3805-280-24-2
UNIT 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:
33
Semiannually
Replace Air Cleaner Dust Valve
Dust valve is missing
or damaged
NOTE: A missing, damaged, or hardened
dust valve will cause the air filter elements to
be ineffective.
NOTE: Items 34 through 41 are applicable to
Model 230LCRD only.
34
Semiannually
Change Guide Reducer Oil on Rock Drill
(1) Lower rock drill attachment to rest position.
(2) Unscrew top filling plug.
(3) Use a syringe to remove old oil.
(4) Fill reducer with new oil (see Fuels and
Lubricants, Chapter 1).
SPECIFICATION
Reducer Capacity
0.5 L (0.45 qt)
A-25