Greenheck Fabra Hood, Single Section User Manual

Figure 2 Fabra hood Form F 471322

Document #471322

Fabra Hood • Form F

®

Throat length less than or equal to 72 inches

Single Section with Filters

Assembly Instructions

Open the shipping crates and separate the parts
according to the size of the unit (See figure No. 1 on
attached "PARTS LIST")

Place the two BASE ENDS and the two BASE SIDES in
their approximate relationship to each other.
(See Figure 2) Fasten together using three (3) 1⁄4-20
fasteners per corner for 5 inch high base and four (4)

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⁄4-20 fasteners per corner for 12 inch high base. Note:

Fasteners should be hand tightened only until step 4.

Figure 2

STEP 1

STEP 2

On some units where the difference between the
hood width and throat width is greater than 32 inches,
a REINFORCING PLATE is required in the corners of the
BASE (See Figure 2, DETAIL "A")

Fabra Hood • Form F

1

STEP 3

Attach the HOOD SUPPORT ANGLE to the BASE
ASSEMBLY, (hand tight) using four (4) 1⁄4-20 fasteners
per angle. (See Figure 3, DETAIL "B") On some units two
(2) DIAGONAL BRACES come pre-attached to

Figure 3

STEP 4

Tighten all BASE, SIDE and BASE END fasteners.
Caulk all inside corners where the base sections came
together. At this point, the base may be lifted onto the
roof curb before proceeding with further assembly.

the HOOD SUPPORT ANGLE. Fasten the loose end of
the DIAGONAL BRACES to the BASE ASSEMBLY using
one (1) 3⁄8-16 FASTENER PER diagonal brace. (See
Figure 3, DETAIL "C'')

STEP 5

Attach the FILTER SIDE CHANNEL (hand tight) to
the HOOD SUPPORT ANGLE and the FILTER SIDE
CHANNEL ASSEMBLY (hand tight) to the BASE SIDE,
using two (2) 5⁄16 X 1 inch weldstud fasteners per

Figure 4

channel. (See Figure 4) Sandwich the END CLOSURE
ANGLE between the BASE END and the SIDE FILTER
CHANNEL ASSEMBLY. (See Figure 4)

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Fabra Hood • Form F