Control Box Installation
Cautions for base heater and control box
If the main software version of the Outdoor unit is prior
to August 2018, Base Heater setup is unavailable. Update
If the option is not set, an error occurs so normal
operation may not be possible.
To obtain the updated outdoor unit firmware, please
reach out to your local Samsung HVAC service or
the heater or a part near the base plate. It may cause
use a suitable non-contact thermometer.
Test running the base heater
After the installation, test run the outdoor unit by using
the tact switch.
Test run procedure
Disabled (Factory default)
Test run the base heater by using the K2 button.
Press the K2 button 14 times to display the following.
Check whether the control box relay operates properly.
Check whether the surface temperature of the base
heater has increased.
Be sure to use a non-contact thermometer when
checking the temperature.
Do not touch base pan heater as it may cause serious
The test run finishes after 3 minutes.