Bertazzoni KTI XT Serie Instructions D'installation Et D'utilisation page 17

Now take either your wood screws or bolts depending on your set-up and screw all four
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into the pilot holes and leave 1/4" of the heads exposed.
Next install a UL or CSA listed strain relief in the wiring box so that the screws can be
tightened after the chimney support is attached to the ceiling.
Now lift the chimney support into it's final position and feed the electrical supply through
the strain relief.
Next position the chimney support so that the large end of the keyhole slots are over
the ceiling attachment screws or bolts. Then push the chimney support so that the bolts
are in the neck of the slots. Tighten all four screws or bolts securely.
• The frame mountings must be secure to withstand the weight of the hood and any
stresses caused by the occasional side thrust applied to the device. On completion,
check that the base is stable, even if the frame is subjected to bending.
• In all cases where the ceiling is not strong enough at the suspension point, the installer
must provide strengthening using suitable plates and backing pieces anchored to the
structurally sound parts.
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