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Installation Manual
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Vertical Installation for Convertible Mid Static Ducted (MA Chassis Only)
INSTALLATION
Vertical Conversion Kit Installation (For Convertible Mid Static Ducted Units 
MA Chassis Only)
The conversion kit is required in vertical mid-static ducted indoor unit applications (see below). Additional electrical work is also required. See 
the “Electrical System Installation  
Section” for the conversion kit electrical 
procedure.
Step 1.
Remove back / bottom panel, control 
box cover, pipe panel, and front panel.
Step 2.
Remove corner packing material and 
knock-out hole.
Back / Bottom Panel
Control Box Cover
Pipe Panel
Vertical Drain Pan
Corner Packing Material
Knock Out Hole
Front Panel
Step 1.
Step 2.
Step 3.
Step 3.
Replace corner packing material with vertical drain pan assembly (factory 
provided with the conversion kit).
Step 4.
Change the wiring connections for the drain pump (See Mid-Static Ducted 
Vertical Installation Conversion Kit Wiring).
Step 5.
Install the metal mesh for safety. Remove pre-filter (if present).  
Attach the metal mesh using four (4) screws and four (4) hooks (Step 5A) 
(included). Attach pre-filter after metal mesh is secured (Step 5B).
Step 6.
Figure 22: Vertical Conversion Kit Installation Procedure..
Pre-filter
Metal Mesh
Screws (Four [4] Each)
Hooks (Four [4] Each)
Step 5A. 
Pre-filter
Metal Mesh
Step 5B. 
Reassemble in reverse order: reattach the front 
panel, the pipe panel, the control box cover, and then 
the back / bottom panel. 
Step 7.
Install the mid-static ducted indoor unit in the pre-
determined location.