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:
j. Check oil level window (A) on hydraulic
No hydraulic oil visible or not
tank. (Oil must be visible in sight gauge
within safe operating range
within safe operating range as indicated on
sight gauge.)
k. If necessary, add oil.
To add oil:
WARNING: High-pressure release of oil from
pressurized system can cause serious burns or
penetrating injury. The hydraulic tank is
pressurized. Do not remove vent plug (A).
Release pressure by loosening vent plug.
(1) Loosen vent plug (A) to release hydraulic
pressure.
A-16
