Weather-Rite TT Series, Инструкция по установке, эксплуатации и обслуживанию

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TT-S
ERIES
I
NSTALLATION
, O
PERATION AND
S
ERVICE
M
ANUAL
70 of 198
SECTION 15: DAMPERS
15.1 Dischar g e Damper Installation
Discharge dampers are either factory mo u nted to the air handler or shipped loose. No assem b ly is req u ired
for factory mo u nted discharge dampers. Shipped loose discharge dampers are designed for mo u nting to the
ca b inet of the air handler (co v ering the discharge opening) or to an interior w all. On a do w n- b last rooftop u nit
it is recommended that a discharge damper b e installed b elo w the roof line for optimal access to the
discharge damper act u ator(s). The installation instr u ctions are the same w hether it is a horizontal or u pright
air handler.
The discharge damper has fo u r o u t w ard-t u rned flanges.
To install the discharge damper to the ca b inet of the air handler, dri v e drill scre w s thro u gh the flanges into the
air handler ca b inet e v ery 8" (20.5 cm) on all fo u r sides of the discharge damper. See Page 71, Figure 58
w hich sho w s discharge damper for horizontal b ottom arrangement.
To install the discharge damper on an interior w all, drill holes e v ery 8" (20.5 cm) in the flanges on all fo u r
sides of the discharge dampers to accommodate lag b olts (s u pplied b y others). See Page 71, Table 31 for
recommended q u antity of lag b olts to b e installed.
Lo w leak discharge dampers shall b e installed min. 48" do w n stream of the u nit's o u tlet to a v oid damage to
the damper seals.
Crush Hazard
Use proper lifting
equipment and
practices.
Falling Hazard
Use proper safety
equipment and prac-
tices to avoid falling.
Severe Injury Hazard
Use proper lifting
practices and equip-
ment.
Equipment and
accessories are
heavy.
Cut/Pinch Hazard
Wear protective gear
during installation,
operation and
service.
Edges are sharp.
WARNING
Failure to follow these instructions can result in death, injury or property damage.