
22
Appendix: quick drill
paperboard(top)
paperboard(bottom)
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Holes on the wall are equispaced(rectangular distribution)
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Required plastic expansion screw torque: 10±10%N.m.
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The fl oor must be horizontal when drilling holes in stacking way.
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The paperboards have to be placed on the ground to avoid
longitudinal skew.
6.Install the top cover of the battery system.