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:
21
Before
Check Recovery Tank Coolant Level
NOTE: On Model 230LCRD, the overflow
lines for the main engine and compressor
engine radiators are connected to a common
recovery tank.
(1) Open left rear access door.
(2) With engine cold, coolant level must be at the
FULL mark on the recovery tank (A).
(3) If coolant is below the FULL mark, add coolant
to the recovery tank.
WARNING: Prevent possible injury from hot
spraying water. DO NOT remove radiator
filler cap unless engine is cool. Then turn cap
slowly to the stop. Release all pressure before
you remove cap.
NOTE: If recovery tank is empty, check for
leaks. Repair as required. Add coolant to the
radiator(s) and the recovery tank.
Coolant does not cover
NOTE: Coolant level in radiator(s) must be at
cooling tubes in top of
bottom of the filler neck.
radiator
NOTE: If recovery tank is full and radiator(s)
is low, check for leaks in radiator cap and the
connections between radiator and recovery
tank.
A-9