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:
(20) Add oil until it is between marks on sight glass
(A) (see Fuels and Lubricants, Chapter 1).
CAUTION: If the hydraulic pump is not filled
with oil, it will be damaged when the engine is
started.
(21) Remove air bleed plugs (C) from hydraulic
pump until oil flows from bleed lines.
(22) Install air bleed plugs in hydraulic pump.
(23) Install cap.
48
Annually
Engine Crankcase Ventilation Tube
Tube is clogged
Clean the engine ventilation tube (A) when you
measure and adjust engine valve clearance (lash).
A-37
