Hitachi ZAXIS 30U-5N User Manual

MAINTENANCE
7-98
Tightening and Retighten Torque of Bolts and Nuts
--- every 250 hours (first time after 50 hours)
Checktightnessafterthefirst50hoursthenevery250hours.
Tightentotorqueshownifanyareloose.Boltsandnutsshould
be replaced with those of the same or higher grade.
For tightening nuts and bolts other than specified in the table
below, refer to the Tightening Torque Chart at the end of this
section.
IMPORTANT: Check and tighten bolts and nuts using a
torque wrench.

Hitachi ZAXIS 30U-5N Specifications

General

Brand	Hitachi
Model	ZAXIS 30U-5N
Category	Excavators
Language	English