OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES
FOR HYDRAULIC EXCAVATOR 330LCR
ITEM TO BE INSPECTED
EQUIPMENT IS NOT
PROCEDURE: DO THE PMCS AND HAVE ITEM
REPAIRED, FILLED, OR ADJUSTED AS NEEDED
Clean Radiator Air Inlet Screens
(1) Remove wing nut (A) and pull handles (B) to
slide screens up for cleaning.
WARNING: Compressed air used for clean-
ing purposes will not exceed 30 psi. Use only
with effective chip guarding and personal
protective equipment (goggles/shield/gloves,
(2) Use pressurized air (30 psi maximum) or low-
pressure water to clean screens.
Check Radiator and Oil Cooler Fins
(1) Check radiator for damage and clean and
Radiator or oil cooler fins
remove any debris from radiator screens:
a. Inner cooler (top center)
b. Oil cooler (lower left)
(1) Check batteries for damage and connections for
Any damage that would
corrosion and secure connections.
prevent operation or
batteries will not hold a charge
NOTE: Ensure that access door is closed
securely after inspection is complete.