18-HH36D1-1A-EN
7
b. Use silicone to seal the gaps between the two
sheet metal parts and between the bottom plate
and rear wall. See
.
Figure 8. Silicone on Sheet Metal Parts
Silicone
c. Seal the unused screw holes with silicone in the
control box. See
.
N
No
otte
e:: The number of unused holes may vary
depends on the type of variable speed
models used.
Figure 9. Silicone on Empty Screw Holes
Silicone
Silicone
4. Install Foam to the Unit Top.
a. Remove the unit top. See
Figure 10.
Unit Top Removal
Unit Top
b. Remove the fan and fan shroud to gain access
to the bottom of the shroud. Take the top foam
piece, remove the adhesive backing and attach
it onto the top of the existing foam piece on the
bottom of the shroud. See
Figure 11.
Install Foam - Fan Shroud
Top Foam
Fan Shroud