Installation Guide

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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 x 10 in (8.3 cm x
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 (Fig #7).
Fix 6 in damper to the top
by screws 4 pcs 4*8MM
Installation
Fig #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.
Fig #4
Fig #5
Fig #6
Fig #7