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UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR HYDRAULIC EXCAVATOR 330LCR - Continued
UNIT PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR HYDRAULIC EXCAVATOR 330LCR - Continued

Technical Manual For Hydraulic Excavator Model 330Lcr 2
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TM 5-3805-281-24-2
UNIT 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:
(2) Remove plug (A). Install JDG 820 Flywheel
Turning Tool. Remove cap screw (B). Install
JDE-81-4 Timing Pin.
(3) Turn flywheel until timing pin goes into
flywheel.
(4) Using engine rotation tool, rotate engine
flywheel in running direction (clockwise
viewed from front) until No. 1 cylinder is at
"TDC" Compression stroke.
If No. 1 cylinder rocker arms are loose, the engine
is at No. 1 "TDC" Compression. If No. 1 cylinder
rocker arms are not loose, rotate engine one full
revolution (360°) to No. 1 "TDC" Compression.
To change piston position, remove timing pin and
rotate flywheel.
(5) Check and adjust valve clearance to
specifications as directed in following
procedures.
(6) Loosen jam nut (A) and adjust clearance with a
screwdriver, as shown.
A-30


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