Samsung AC009BNLDCH, Руководство по обслуживанию, Страница: 227 / 330

Troubleshooting
Samsung Electronics 4-33
1 Main indoor unit
- Disable the external contact control (Default).
- Connect the S-net pro2 to F1 and F2.
- Enable the ETO function and set the temperature and time.
2 Sub indoor unit
- (Required) Enable the external contact control (with the installation option SEG14 - Reverse Control).
- Connect the S-net pro2 to F1 and F2.
- Enable the entrance control and set the mode, set temperature, and fan speed.
4-1-7. Emergency Temperature Output (ETO) function
• In order to deploy the ETO function, the MIM-B14, an external contact interface module, must be installed in each
indoor unit.
• The ETO is a concept of emergency operation of indoor units. If the indoor unit 1 (main indoor unit) stops because of
an error, the indoor unit 2 (sub indoor unit) starts to operate.
• Basically, the indoor unit 2 operates in the previous mode. [For the first time operation, it starts in 24 °C Auto mode.]
• To set more detailed operation conditions for the indoor unit 2, use the S-net Pro.
■ Setting up the ETO