Service manual
THE SMART SOLUTION FOR ENERGY EFFICIENCY
Vertical Stack
Rev.: 11/09/12
13
climatemaster.com
Outside Wall
Insulation
Field Supplied
Insulated 
Ductwork
Field Supplied Grille with
Insect Screen
Field Supply 
Flex Duct Collar
or Fabricate Extension.
Seal to Cabinet and Wall.
G or H Panel Frame
Motorized Air Damper
Assembled to Frame.
Connect Molex Wire Harness
to Chassis Control Box.
Cut Hole 
in Stud
and Seal. 
See IOM
with Kit for 
Location 
and Size.
Drywall
Supply Air
Grille Opening
Fig 2C
TOP VIEW
Cabinet with Frame 
and Optional Outside Air
Notes:
1.  All units with outside air option must use motorized air damper. Damper to be closed when unit not operating.
2.  Duct can be on right or left side.
3.  On all installations, return air must be 50°F (10°C) to 95°F (35°C).
4.  On all installations, the ambient temperature behind interior wall must be above freezing.
5.  Prevent condensate on all installations of risers and loop piping insulate if required.
1” Min
5½ Max
62½”
A
Slab
Fig 2D: H Panel
Drywall Opening
(with frame)
09-12
15-18
24-36
A
17”
20”
24”
B
16”
19”
23”
6”
57½”
B
Slab
Fig 2E: G Panel
Drywall Opening
(with frame)










