Tightening And Retightening Torque Of Nuts And Bolts - Hitachi Zaxis 17U-5A Operator's Manual

Tightening and Retightening Torque of Nuts and
Bolts
--- every 250 hours (first time after 50 hours)
Tighten or retighten nuts and bolts used on this machine in
accordance with the torque values shown in the following
table. Nuts and bolts should be replaced with those of the
same or higher grade.
Check tightness after the first 50 hours then every 250 hours.
For tightening nuts and bolts other than specified in the table
below, refer to the Tightening Torque Chart at the end of this
section.
Consult your authorized dealer for check and repair.
MAINTENANCE
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