TM 5-3805-281-10
OPERATOR 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:
1
Before
Check Fuel Tank (Fill at End of Day)
2
Before
Inspect Boom, Bucket, Arm, Cylinders, and Hoses for Bent,
Any damage that will
After
Broken, Loose, Leaking, or Missing Parts
prevent operation
3
Before
Lubricate Breaker and Wear Plates
During
NOTE: Lubricate the tool every 2 hours. If
working in dusty conditions, lubricate tool
more frequently (every hour). Tool must
always have grease on the hammer contact
area as required.
(1) Lubricate tool with approximately 60 pumps of
INDECO Supreme 1000 grease (or other HD
Moly Grease containing 3 to 5 percent
Molybdenum Disulfide) as shown.
(2) Lubricate wear plates with approximately 2--3
pumps of INDECO Supreme 1000 grease (or
other HD Moly Grease containing 3 to 5
percent Molybdenum Disulfide) for each plate.
4
Before
Inspect Breaker Cradle and Side Shocks for Loose or
Bolts are loose or
Missing Bolts, Cracked Bolts, or Cracks in Cradle
missing; cradle or side
shocks damaged
5
Before
Check Breaker Tool Retainers, Locking Bolts, and Plug
(1) Check tightness of tool retainers in the carrier.
(2) Check tightness of locking bolts.
Locking bolts are not tight
(3) Make sure that the under water plug is in place.
Under water plug is not in place
6
Before
Inspect Breaker Hydraulic Hoses for Leaks or
Hoses are cracked or
Chaffing
leaking
A-4
