SWDM40 OPERATION & MAINTENANCE MANUAL
Any changes in places and times, please consult SUNWARD after-sale service
department.
When the drilling machine is operated in the environment under 0℃, warm-up
operation should be done as below to ensure the safety of hydraulic system:
Idle engine for 7 to 10 minutes, increasing rotation to 1000
～
1700r/min, don’t
operate the drilling machine, idle the machine for 30～40 minutes or longer to
heat up the hydraulic oil above 20℃.
After finishing above operations, normal work can be started. Besides, adjust the
heating time according to the environment temperature.
During normal operation, the control lever and pedal should be operated slowly
and system running should be observed.
Warning
！
The risk of losing claim right
！
If the drilling rig is not serviced and maintained as specified time, it may be damaged.
Maintenance personnel for the machine should record every maintenance in the
Maintenance Log, for which should be signed by the person and the supervisor. When
there’s claim dispute, SUNWARD INTELLIGENT EQUIPMENT CO., LTD. has the right
to check the Maintenance Log.
8.2.3 Regular Check
Purpose
：
Prepare for operation.
Maintain the machine performance.
Shorten stoppage time.
Maintain the using performance of the drilling rig.
Reduce repairing cost.
8.2.3.1 Note
Check and maintain hydraulic components in a room or a clean place; Pay attention to keep
clean to avoid impurities when maintaining hydraulic system; Check seal parts to prevent
leakage from missing installation or damage.
It’s dangerous to check and maintain when maintaining with load. The engine should be
stopped without load. Hang a sign with “Checking and Maintaining” on the cab’s door.
It’s forbidden to dismantle or adjust hydraulic components in the hydraulic system without
the authorization of SUNWARD, such as the pump, valve and motor.
Observe the safety instructions for maintenance.
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