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System Heat Pump Outdoor Unit - MegaFrio

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Electrical Wiring<br />

Automatic Addressing<br />

• The address of indoor units would be set by Automatic addressing<br />

- CRUN1008T0<br />

➀ Press the switch(SW02M) of outdoor unit for 5 seconds<br />

➁ 7-segment of Main PCB in outdoor unit : displays "88"<br />

➂ 2~3 minutes passed after ➁, the address of each indoor unit is displayed at each wired remote controller<br />

or display device of each indoor unit.<br />

- CRUN458S0<br />

➀ Press the switch(SW01M) of outdoor unit for 5 seconds<br />

➁ LED01C is ON.<br />

➂ 2~3 minutes passed after ➁, the address of each indoor unit is displayed at each wired remote controller<br />

or display device of each indoor unit.<br />

CAUTION<br />

• In the Art Cool type (CRNN-SV) indoor unit, the address is not displayed after automatic<br />

addressing.<br />

CAUTION<br />

• If the PCB in indoor unit is replaced with new PCB for service, then the Automatic<br />

addressing should be executed.<br />

CRUN1008T0 Control board<br />

LED01K<br />

7-SEG<br />

CRUN458S0 Control board<br />

SW02M<br />

LED01C<br />

SW01M<br />

AUTO<br />

ADDRESS<br />

38 <strong>Outdoor</strong> <strong>Unit</strong><br />

SW01M<br />

SW02M<br />

AUTO ADDRESS

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