Huawei NetCol8000-E220 Series Quick Manual page 9

2. Remove the thread plates.
4. Push the stitched air channel into the bottom of the device. Remove the canvas sheet metal
from the end of the air duct using diagonal pliers.
5. Put thermal insulation foam between the equipment and the air channel connection surface, and
fix the equipment and air channel by twenty-four M6 fixing screws.
NOTE
Ensure that there is no air leakage on the contact between the equipment and the air duct.
Otherwise, condensate water may occur.
(A) Canvas sheet metal
(B) Canvas
(C) Thermal insulation foam
(D) Equipment
3. Remove the eight screws that fasten the air
Connection between the
air duct and equipment
9
vent baffle, and remove the air vent baffle.