Samsung AC026RN1DKG, Service Manual, Page: 205 / 257

Troubleshooting
Samsung Electronics 4-49
4-3-21 Smart install mode was not carried out (Error Code : E508 )
Smart install mode?
When installing the air conditioner the first time, the installation status and fault status and performance of the
product is a self-diagnostic function to determine comprehensively.
(The corresponding model is necessarily the general operation can be carried out when the smart install mode.)
Installation procedures of smart install mode
(1) Check the installation status of air conditioner.
▶ Check the power wire, communication wire, power connection, service valve opening, additional amount of
refrigerant.
▶ When supplying power upon installation, a warning (error) of not having run in the installation smart install
mode is displayed and the product will not run properly.
Model Indoor unit Outdoor unit
360 Cassette Red lights up E508
(2) Enter the smart install mode.
▶ Enter of the outdoor unit : Press for at the same time 5 seconds K 1, K 4 switches.
▶ Enter of the remote control : Press for at the same time 4 seconds [Power] + [Set] + [Mode] buttons.
▶ The progress status of installation smart install mode is shown in "00~99"(%).
▶ The smart install may take about 10 minutes.
Model Indoor unit Outdoor unit
360 Cassette
It is blinking in sequence.
(Ice blue → Yellow green → Blue → Red → Ice blue)
After lasting for 3 minutes
display.
(3) The installation smart install mode is complete.
▶ Success in the installation smart install mode : The unit will enter a general operation standby mode upon
blinking to show a success.
Indoor unit Outdoor unit
Indicator light of main unit switches off. After blinking for 10 seconds.
It will enter the general operation stand by mode.
▶ Smart Install failure: Error code blink
※ In the event of Error Error code reference, please carry a house from scratch after an action mode for the
Smart Install Error.