LampSite
Installation Guide
Step 5 Fit the four hooks of the pRRU into the installation kits, as shown in
are properly installed, a slight clack can be heard.
Figure 5-11 Installing the pRRU on a plate
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5.4.3 pRRU Installed on a Ceiling
This section describes the procedure of installing a pRRU on the ceiling, such as the concrete
ceiling, when the ceiling has sufficient load bearing capacity and installation space.
Issue 02 (2014-05-27)
NOTE
If the screws cannot be tightened using a Phillips screwdriver, use a hex key or an electric screwdriver to
assist the installation.
NOTE
It is recommended that you observe the installation from one side of the pRRU when inserting hooks into
the kits.
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5 Installing a pRRU
Figure
5-11. If the hooks
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