Table of Contents
Advertisement
Maintenance Guide
A. Greasing
1. Front Joint Pins
: In case excavations are performed in water, grease the pin after operation is complete.
Maintenance also required when operating under extremely severe condition.
: 250 hours for only first time.
IMPORTANT: Grease bucket and link pivots every day until break-in operation (50 hours) is complete.
When a bucket which does not have clearance adjustment mechanism such as slope-finishing bucket, or a
genuine Hitachi hoe bucket before EX-5 model, or an attachment other than genuine Hitachi bucket is used,
grease two pins every 250 hours.
B. Miscellaneous
Tightening and Retightening Torque of Nuts and
1.
Bolts
: Maintenance required only during first time check.
MAINTENANCE
Parts
Others
Bucket and Link Pins
Parts
Qty
8
50
11
9
Quantity
8
50
100 250 500 1000 2000 4500
−
6-1
Interval (hours)
100
250
500 1000 2000
Interval (Hours)
Page
6-2
6-2
Page
6-4
Advertisement
Table of Contents
