These kits are not approved for any 16 and 18 SEER outdoor units that utilize an ECM condensor fan motor. The following accessories must be installed on all condensers and
remote heat pumps when equipped with low ambient kits: 1. Crankcase heater must be installed if not factory installed.
2. Hard start kit for single phase units. (See Spec Sheet for
3. TXV kit installed on indoor evaporator coil, if not factory installed.
4. FSK01A - Freeze protection kit must be installed on indoor
5. Wind buffer must be installed for temperatures below 0 degrees Fahrenheit or
areas with high prevailing winds. Wind buffer can be a wall
fabricated from wood or masonry material that will prevent
the prevailing wind from causing the outdoor fan to rotate.
NOTE: When wind buffer is installed, it is necessary to use
minimum 4" risers to elevate the unit off of the pad to provide
better airflow for moderate and high ambient temperatures.