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:
(14) Remove cover (A) with suction filter.
(15) Clean inside of tank and suction filter.
(16) Change hydraulic oil filter. (Refer to Quarterly
services.)
(17) Change pilot control oil filter. (Refer to Semi-
Annual services.)
(18) Install suction screen with cover. Suction
screen must seal against outlet pipe in bottom
of tank. If necessary, loosen nut (B) to adjust
rod length.
SPECIFICATIONS
Suction Screen Rod Length (A)
670 mm (26.4 in.)
17 Nm (12.5 lb-ft)
Suction Screen Rod Torque
Top of Rod to Top of Rod Nut (C) 20 mm (0.8 in.)
49 Nm (36 lb-ft)
Cover Cap Screw Torque
(19) Install tank drain plug and bottom guard.
A-36
