TM 5-3805-280-24-2
UNIT 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:
(5) Turn radiator petcock (A) counterclockwise to
open valve. Allow coolant to drain into a
container. Dispose of waste properly.
COOLING SYSTEM SPECIFICATION
Cooling Capacity
Approx. 22 L (6 gal)
(6) Turn engine block drain cock (A) counter-
clockwise to drain engine block. Drain coolant
into a container. Dispose of waste properly.
43
Annually
Perform Cooling System Fill and Deaeration Procedure
COOLING SYSTEM SPECIFICATION
Cooling Capacity
Approx. 22 L (6 gal)
CAUTION: Use only permanent-type low
silicate ethylene glycol base antifreeze in
coolant solution. Other types of antifreeze
may cause damage to cylinder seals.
FREEZING TEMPERATURES: Fill with
permanent-type low silicate ethylene glycol base
antifreeze (without stop-leak additive) and clean,
soft water.
A-28