GE Wall Mount Installation Manual
Table Of Contents
14 31-5000560 Rev. 3
Installation Instructions
B Attaching Drain Elbow to Outdoor Unit
• Attach the supplied drain elbow to the outdoor unit, 
if required. Connect extension piping as needed (not 
supplied). (see illustration)
 NOTE:  The drain elbow is designed with an air gap 
and will not sit flush to bottom of the outdoor unit.
 NOTE:    ASH220NCDWA, ASH324NCDWA, 
ASH436NCDWA1 and ASH436JCDDA1 models will 
not use a drain elbow. A 3rd party pan is needed, if 
condensate management is required by code.
Step 3 - Installation of the Outdoor Unit
A. Prepare the Outdoor Unit for Installation
• Remove all packaging.
• Place supplied vibration pads onto outdoor unit’s feet.
• Use team lift to place the unit on a solid foundation, 
8” above the average snowfall.
NOTE: Failure to follow the wiring guidelines can result 
in control board damage and communication issues 
(E7 error code). This includes improper wire size, use 
of solid core wire, midline splicing and poor terminal 
connections.
C. Electrical Connections for the 
Outdoor Unit
WARNING
RISK OF ELECTRIC SHOCK.  
Could cause injury or death.  
Make sure power is off before touching wires.
 NOTE: Be certain all wiring complies with local 
building codes and NEC and that the supply voltage 
for this system is correct.
•   Connect the wiring for both the power source and 
the indoor wiring using a conduit cable bracket on 
the side of the outdoor unit 
•   Using a wire stripper, remove the insulation and 
separate the wires.
•   Verify that the wiring connections match the indoor 
connections wire for wire.
•   Ensure each wire is under the screw terminal plate 
and the plate is tightened.
•   Ensure the 14/4 stranded wire cable is secured 
under the strain relief bracket.
•   Verify that all connections are secured
D
H
D
H
Correct 
Installation
Drainage
D
H
D
H
Correct 
Installation
Minimum height(H) should be higher than the highest 
snowfall depth(D)(H=D+8”)
D
H
D
H
Incorrect 
Installation
Unit may become covered in snow if the stand height is 
insufficient.
D
H
D
H
Drainage
Drainage
Incorrect 
Installation
Stand top is 
covered
clearance is too 
small, causing 
inadequate 
drainage.
Drain elbow
Hose










