3A. Attach L-Brackets (To Mounting Structure); 3B. Attach L-Brackets (To Mounting Structure With Safety Clips); Attach Upper Mount (To L-Brackets) - BIG ASS FANS Isis Guide D'installation

3a. Attach L-brackets (to mounting structure)

Fasten the L-brackets to the mounting structure using the customer-supplied 1/2-13 or M12 L-Bracket Hardware as shown below. Note:
L-bracket orientation may differ from the illustration.
L-Bracket Hardware (Customer-Supplied):
a. (2) 1/2-13 or M12 GR 8 Bolt
b. (4) 1/2" or M12 Flat Washer
c. (2) 1/2-13 or M12 Nylock Nut

3b. Attach L-brackets (to mounting structure with safety clips)

Fasten the L-brackets to the mounting structure using the customer-supplied 1/2-13 or M12 L-Bracket Hardware and the BAF-supplied
safety clips as shown below. Note: Safety clips are used only if the top of the mounting structure is inaccessible due to a ceiling. A
ceiling is not shown in the illustration below. L-bracket orientation may differ from the illustration.
L-Bracket Hardware (Customer-Supplied):
a. (2) 1/2-13 or M12 GR 8 Bolt
b. (4) 1/2" or M12 Flat Washer
c. (2) 1/2-13 or M12 Nylock Nut

4. Attach upper mount (to L-brackets)

Secure the upper mount to the L-brackets using the Mounting Hardware
as shown. If the top of the beam is inaccessible, safety clips must
be used (step 3b). Tighten the Mounting Hardware to 25 ft·lb
(33.9 N·m) using a torque wrench with a 17 mm socket.
Note: L-bracket orientation may differ from the illustration.
Proceed to "Hanging the Fan" on the following page.
If the hardware is stainless steel (outdoor fans only), do
not use power tools!
Mounting Hardware (BAF-Supplied):
a. (4) M10 x 40 mm Hex Head Cap Screw
b. (8) M10 Flat Washer
c. (4) M10 Nylock Nut
Mounting Structure: Solid Beam (cont.)
c
b
a
b
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b
b
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b
a
b
>1"
c
c
a