English 28NOTE• Terminal numbers of outdoor and indoor units must be matched.12. TEST OPERATION〈Complete all the “1. Items to be checked after the installation work is completed” on page 4. Pleasealso refer to the installation manual attached to with outdoor unit.〉(1) The settings of the wired remote controller should be switched while referring to the manual attached tothe remote controller.(2) The settings of the other remote controller should be switched in accordance with the following procedure.• Make sure that the installation work for the indoor and outdoor units is all completed.• Make sure that the following items are all closed: the control box lid of the indoor unit and the outer boardand piping cover of the outdoor unit.• After completing the refrigerant piping, drain piping, and electrical wiring, clean the interior of the indoorunit and front panel. Next, perform test operation in accordance with the installation manual attached towith the outdoor unit in order to protect the unit. (It is recommended that the test operation is performedin the presence of qualified electrical technician or engineer.)• In test operation, make sure that airflow direction and fan speed can be obtained according to the set-tings.• If interior work is still unfinished when test operation finishes, explain to the customer that the air cond-tioner must not be operated until interior work is completed in order to protect the indoor units.(If the indoor unit is operated under this condition, paint, glue, and other materials used during the inte-rior finishing work will contaminate the indoor unit. This may cause water splashes or leakage.)• If a malfunction occurs and the air conditioner cannot operate, refer to “12-1 HOW TO DIAGNOSE FORPROBLEMS”.• After completing the test operation, press the INSPECTION/TEST OPERATION button once to put theindoor unit in inspection mode, and make sure the malfunction code is “00” (= normal).If the code reads anything other than “00”, refer to “12-1 HOW TO DIAGNOSE FOR PROBLEMS”.• Press the INSPECTION/TEST OPERATION button four times to return to normal operation mode.P1 P2P1 P21 2 3P1 P21 2 3P1 P2P1 P2 P1 P21 2 3 1 2 3 1 2 3 1 2 3Outdoor unitOutdoor unitNOTE) NOTE)Indoor unit (Master) Indoor unit (Master)Indoor unit (Slave) Indoor unit(Slave)Remote controllerRemote controller( 1 ) ( 2 )( 3 ) ( 7 )( 4 )( 9 ) ( 5 ) ( 6 )Earth leakagebreakerEarth leakagebreakerFig. 39Power supply220 - 240V~50HzPower supply220 - 240V~50Hz