Greasing - Hitachi ZW 120-6 Operator's Manual

A. Greasing
d
WARNING: Apply the parking brake and the
articulation lock bar.
f
NOTE:
 Until break-in operation is performed for more than
50 hours, lubricate the machine every day to get initial
operational concordance.
 In case excavation is made in mud, water or snow, lubricate
the machine after operation is complete.
 Sufficiently add high quality grease through the grease
fittings. After removing contamination around the grease
fitting, add grease. After greasing, thoroughly remove the
old grease that was pushed-out from the seals.
1. One point each to right and left bucket pins (1).
--- every 500 hours (250 hours at first time only)
2. One point each to bucket link pins (2 and 3).
--- every 500 hours (250 hours at first time only)
3. One point to bucket cylinder rod pin (4).
--- every 500 hours (250 hours at first time only)
One point to bucket cylinder pin (5).
--- every 500 hours (250 hours at first time only)
4. One point to bell crank pin (6).
--- every 500 hours (250 hours at first time only)
MAINTENANCE
7-21
4
2
1 3
5
6
MNSC-07-001
MNSC-07-002
MNSC-07-050