INSTALLATION INSTRUCTIONS
Step 3 - Installation of the Outdoor Unit (Cont.)
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: 2U20EH2HDA, 3U24EH2HDA , 4U36EH2HDA,
4U36MS2HDA, & 5U42MS2HDA models will not use a
drain elbow. A 3rd party pan is needed, if condensate
management is required by code.
Drain elbow
31-5000564 Rev. 3
Hose
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
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.
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