Greasing - Hitachi ZW 310-6 Operator's Manual

A. Greasing
d
CAUTION: Apply the parking brake and the
articulation stopper (lock bar) (Refer to page 7-9).
f
NOTE:
 Until break-in is performed for more than 50 hours,
lubricate the machine every day to get initial
lubrication.
 In case excavation is made in mud, water or snow,
lubricate the machine after operation is complete.
 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 and
grease at the grease zerk nipple.
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 pin (4).
--- every 500 hours (250 hours at first time only)
One point to bucket cylinder rod pin (5).
--- every 500 hours (250 hours at first time only)
4. One point to lever (bell crank) pin (6).
--- every 500 hours (250 hours at first time only)
5. One point each to right and left lift arm cylinder rod
pins (7).
--- every 500 hours (250 hours at first time only)
MAINTENANCE
7-20
90Z7-7-20-1
90Z7-7-20-2
90Z7-7-20-3