Huawei FusionModule1000A20 Installation Manual page 44

FusionModule1000A20 IT Solution
Installation Guide (2016.05, AI Version)
Figure 8-2 Marking the hole positions for installing a cable tray support
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Step 5 Drill a hole in each mounting hole position using a hammer drill, as shown by (1) in
8-3.

Each base must have four installation holes. Preferentially drill the outer four mounting
holes. If steel bars in the concrete platform block the drill bit, drill the inner mounting
holes.

When you drill a hole using a hammer drill, keep the drill bit perpendicular to the ground
and hold the drill stock firmly with both hands to prevent irregular drilling and damage to
the ground.

If the ground is too hard and smooth to fix a drill bit in position, use a chisel to punch a pit
before drilling.
Step 6 Rotate the nut onto the expansion tube to prevent the expansion tube from fluttering, as shown
by (2) in
Step 7 Hammer the expansion bolt into the hole vertically until the flat washer is in close contact
with the ground, as shown by (3) in
Step 8 Remove the nut, spring washer, and flat washer, as shown by (4) in
Issue 02 (2017-01-10)
When you record the hole positions using a marker, ensure that the center of a support base
coincides with the crossing point of the installation reference lines.
There are eight mounting holes in a base. Mark all the hole positions.
Figure 8-3.
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8 (Optional) Installing External Cable Trays
Figure 8-3.
Figure
Figure 8-3.
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