TM 5-3805-281-24-2
UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES
FOR HYDRAULIC EXCAVATOR 330LCR
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:
b. The grease must be free of contamination by
dirt and water. If the grease is contaminated,
remove grease and replace with clean
grease.
NOTE: If water or mud is found in swing
gear area, refer to "Operating in Water and
Mud" in the Operating the Machine section.
(3) Add grease as required (approximately 0.113
kg [1/4 lb] every 90) (see Fuels and
Lubricants, Chapter 1).
CAUTION: Excessive grease can damage the
swing gearbox seal.
(4) Remove excessive grease that extrudes over the
top of the swing drive pinion.
(5) Install access cover.
18
Quarterly
Inspect Air Intake Hoses
(1) Inspect hoses (A) for cracks and leaks. Replace
as necessary.
(2) Tighten clamps.
19
Quarterly
Inspect Breaker Upper and Lower Bushings
(1) Measure upper bushing for wear. Replace if
inside diameter exceeds 158 mm (6.22 in.).
(2) Grease the bushings before reinstalling tool.
(INDECO Supreme 1000 grease or other HD
Moly Grease containing 3 to 5 percent
Molybdenum Disulfide).
A-13
