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DISASSEMBLE MAIN HYDRAULIC PUMP - Continued
DISASSEMBLE MAIN HYDRAULIC PUMP - Continued

Technical Manual For Hydraulic Excavator Model 330Lcr 2
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TM 5-3805-281-24-2
Hydraulic System
7. Place piston in a vise with soft-jaw faces. Measure play
between piston and connecting rod ball.
33
3360
Piston-to-Connecting Rod--Specification
31
Play............................................................ 0.100 mm (0.0039 in.) nominal
Play....................................................... 0.400 mm (0.0016 in.) limit of use
CED,OUOE027,297 1903JUN987/15
8. Measure OD of center shaft. Measure ID of valve plate
bushing. Subtract shaft OD from bushing ID for the
clearance between them.
Center Shaft-to-Valve Plate Bushing--Specification
Clearance .................................................. 0.081 mm (0.0032 in.) nominal
Clearance ............................................. 0.300 mm (0.0118 in.) limit of use
Continued on next page
CED,OUOE027,297 1903JUN988/15
19-70


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