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— 13 —
STEP 9
Attaching Vent
There are 3 venting ways, with 2 type of damper options, one is 6 in. round (15.3 cm), another is 3 1/4 × 10 in. (8.3 cm ×
25.4 cm) rectangle.
NOTE: Please only punch the vent hole you want to use. Do not punch more than 1 vent hole, otherwise, the air
power suction will be greatly affected.
Top venting using 6 in. round damper
If you require 6 in. round venting, keep the unit as provided in the packaging and install the round damper provided;
Below gures #4, #5 and #6 show how to punch the 6 in. round venting.
Then put the rectangle bracket to the top and xed by screws, position 6 in. damper on top of the unit and set in place
with screws provided (Figure #7).
Fix 6 in. damper to the
top by screws 4 pcs
4*8MM
Installation
Figure #3
Fix the rectangle bracket
by screws 5 pcs 4*8MM
A metal cover is included, to protect the motor. To install,
loosen and remove the 4 screws, then put the metal cover on
and tighten the screws.
Figure #4
Figure #5
Figure #6
Figure #7
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