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Securing the MAC One Fourbar with a safety cable
1. Whenever mounting a MAC One Fourbar overhead, secure the array with safety cables.
2. Obtain a safety cable that is approved for the weight of the MAC One Fourbar including the fixtures
mounted.
3. Fasten the safety cable to the safety cable attachment point on the MAC One Fourbar (see [F] in
the Overview section).
4. Loop the safety cable around the truss or secure structure that the MAC One Fourbar is fastened
to.
5. Remove as much slack as possible from the safety cable (by looping the cable around the truss for
example) and fasten it to a secure anchoring point.
Installation of the MAC One Fourbar
The rest of this chapter covers different types of installation using the MAC One Fourbar, provided that
fixtures are mounted to the MAC One Fourbar as described in the paragraph "Mounting fixtures on
MAC One Fourbar" above:
1. Using as a floor stand.
2. Hanging overhead.
3. Considerations for pole mount (floor plate).
4. Aligning MAC One Fourbars.
1. Using as a floor stand
The MAC One Fourbar can be placed on a hard, flat, secure horizontal surface provided that there is no
risk that it may cause an obstruction or be knocked over.
To use the MAC One Fourbar as a floor stand:
1. Loosen the two M12 screws [D] securing the feet [C] on the bottom of the MAC One Fourbar.
2. Turn each foot 90.
3. Ensure that the cutaways [H] on the feet lock into place with the edges on the MAC One Fourbar.
4. Tighten the screws [D] to secure feet in their position.
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MAC One Fourbar Safety and Installation Manual, Rev. A
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