Specifications
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3.  WM-4510 through-wall with hot-air exhaust and ambient-air intake ducts 
(Fig. 4.4 & 4.5) 
NOTE: The exhaust and intake ducts can be 50 FT in total. 
1)  The cooling unit shall be mounted near the ceiling with equal distance from 
each side of the cellar. 
2)  Cut  a  rectangular  opening  between  two  wall  studs.  The  dimensions  of  the 
opening shall be 1/4” larger than the width and height of the cooling unit. 
3)  Construct  a  shelf  as  shown.  The  shelf  must  be  capable  of  supporting  the 
weight of the cooling unit and preventing it from moving.  
4)  Place  the  cooling  unit  on  the  shelf  with  the  back  of  the  unit  flush  with  the 
outside of the wall. 
5)  Seal the clearance between the cooling unit and opening with a high quality 
weather stripping, polyurethane spray foam, or foam tape. Cover the seal with 
molding and attach the molding to the wall not the unit. 
6)  Attach the duct hoods to the rear of the cooling unit with screws. 
7)  Attach the insulated ducts to the hoods with adhesive tapes.  
8)  Secure the ducts with conduits to the cellar exterior walls and make sure they 
are not curled, twisted, bent and clogged. 
9)  Install an air filter at the rear of the cooling unit. 
10) Plug the unit into a properly  grounded  and dedicated outlet of adequate 
capacity. 
11) Turn on the high condenser fan switch. 
12) Turn the evaporator fan control knob clockwise to the lowest speed position. 
Fig. 4.4 Flush to the outside of wall with hot-air exhaust & ambient-air 
intake ducts 










