SWDE120A DOWN-THE-HOLE DRILLING RIG OPERATOR’S MANUAL BOOK
【IMPORTANT】
In cold weather, add some water or charge the battery before operating machine.
a. The liquid level of electrolyte should between the up and down liquid mark on the battery box.
If necessary, add some distilled water and charge the battery.
Attention
Always disconnect the battery cathode pole from ground at first and connect it at last.
b. Always keep the cleanness of the connecting pole and air outlet holes on the battery top to
avoid discharging. Check the connecting poles if they are slack or rusted. Wipe vaseline on the
connecting poles to avoid rusting.
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