Installation Instructions
YF1F12-20-28
5
Figure 4
Figure 5
DANGER:
IMPROPER WIRING CAN LEAD TO DEATH
OR SEVERE PERSONAL INJURY! Grounding must be
installed by qualified personnel using a UL Recognized No.
12AWG Green and Yellow grounding wire connected to
grounding lug on rack.
LOADING THE RACK
NOTE:
The alignment panels shipped with the racks are
optional. They may be removed to facilitate loading of
the racks.
Load Distribution
CAUTION:
BEGIN PLACEMENT OF LOAD AT BOTTOM
OF RACK! Load rack, moving from bottom toward top of rack.
Loading rack incorrectly may result in instability causing
possibly injury and/or damage to components.
1.
Begin placement of components into the rack at the lowest
point.
2.
Continue placing items into the rack, moving from the
bottom upward.
CAUTION:
DISTRIBUTE LOAD CORRECTLY! Load rack
with 2/3 total weight of components in the lower half of rack.
Loading rack incorrectly may result in instability causing
possible injury and/or damage to components.
(front
Grounding screw and nut
installed at factory
affixed adjacent to grounding terminal.
Earthing symbol IEC 60417 No. 5019
view of
rack)
Locations of
grounding
lugs
