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:
14
Before
Check Compressor Air Cleaner Service Indicators
(1) Check ENGINE AIR FILTER AND
Flag does not show
COMPRESSOR AIR FILTER service
green
indicators located on compressor
instrument/control panel. The flag in a service
indicator should show green.
(2) If flag shows red, service or replace filter
element(s).
NOTE: Ensure that access door is closed
securely after inspection is complete.
15
Before
Check Compressor Fuel/Water Separator
16
Before
Check Rock Drill Dust Collector Filters
Damaged or clogged
During
filters
17
Before
Inspect Boom, Bucket, Arm, Cylinders, and Hoses for Bent,
Any damage that will
After
Broken, Loose, Leaking, or Missing Parts
prevent operation
18
Before
Check Track and Ground Under Machine and Propel
Any Class III leak evident
After
Motors for Evidence of Leaks
(1) Inspect track for missing or damaged parts.
Any damage that will
prevent operation
(2) Look for evidence of leakage.
Any Class III leak evident
19
Before
Inspect Hydraulic Oil Pump
WARNING: Prevent possible injury from
door closing. Secure door in the OPEN
position.
To hold door open, remove rod from stored
position (A) and insert in tab (B) on door.
A-7
