FIGURE 7
MEASURE AND FRAME OUT THE OUTSIDE WALL PLENUM OPENING
9000 / 12000 / 18000 BTU/h
THE PLENUM CUT OUT DIMENSIONS ARE 24 5/8"
WIDE X 30 7/8" HIGH. THE BOTTOM OF THE ROUGH
IN OPENING MUST BE 3/4" FROM THE SURFACE THE
UNIT WILL SIT ON.
MEASURE YOUR OUTSIDE WALL AS SHOWN IN THE
ILLUSTRATION. CUT, FRAME, AND SQUARE ROUGH
OPENING. THE WALL PLENUM HAS A 3/4" BREAK ALL
THE WAY AROUND TO COVER THE ROUGH CUT OPE-
NING OR REQUIRED SHIM.
IF THE INSTALLATION WILL UTILIZE AN AUXILIARY DRAIN PAN THE DRAIN PAN MUST BE A MAXIMUM OF 3/4” TALL. IF THE DRAIN PAN TO BE USED IS TALLER, THE UNIT MUST BE RAISED WITHIN THE AUXILIARY PAN BY THE DIFFERENCE IN HEIGHT OF THE DRAIN PAN AND 3/4".
IMPORTANT: THE WALL PLENUM IS NOT DESIGNED TO CARRY STRUCTURAL LOADS. A PROPER HEADER OPENING MUST BE BUILT INTO THE ROUGH OPENING. THE PLENUM REQUIRES FLAS- HING, SHIM AND CAULK FOR A
IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO PROPERLY INSTALL THE PLENUM AND MEET BUILDING CODE REQUIREMENTS.
FIGURE 8
INSTALL ARCHITECTURAL LOUVER ON THE OUTSIDE PLENUM
NOTE: THE VPAL2 ARCHITECTURAL LOUVER IS BEST INSTALLED ONTO THE OUTSIDE PLENUM (PART A) PRIOR TO WALL PLENUM INSTALLATION. LOUVER INSTALLATION IS EASIER AT THIS POINT, AND IT WILL HELP KEEP THE WALL PLENUM SQUARE DURING INSTALLATION.
LOUVER OUTSIDE PLENUM
PART A
7
