Regular Maintenance - Zoomlion ZA14J Operation And Safety Manual

5.4 Regular Maintenance

Maintenance performed quarterly, annually and every two years must be completed by a person trained
and qualified to perform maintenance on this machine according to the procedures found in the service
manual for this machine.
Machines that have been out of service for more than three months must receive the quarterly inspection
before they are put back into service.
Note: Lubrication intervals are based on machine operation under normal conditions. For machines used
in multi-shift operations or exposed to hostile environments or conditions, lubrication frequencies must
be increased accordingly.
a) Rotation Reduction Gears
Lube Point(s) – Replaceable filter.
Capacity –as required.
Lube – Great Wall 7408B-1 gear grease.
Interval – Every 3 months or 150 hrs.
Comment– Apply grease and rotate in 90 degree intervals until bearing is completely lubricated.
Do not over-lubricate the bearings, otherwise it will cause damage to outside seal of casing.
5-8