Haier 3U55S2SR5FA Manual De Instalación página 32

Test running
Status
3U55S2SR5FA and 3U70S2SR5FA are with 3 green LED that means 3 indoor units,4U75S2SR5FA and 4U85S2SR5FA with 4
green LED means 4 indoor units. 5U90S2SS5FA and 5U105S2SS5FA with 5 green LED means 5 indoor units. If one LED keep
lighting that means the corresponding indoor unit has good communication with outdoor unit. If one LED is not lighting, that means
there is no communication between indoor and outdoor.unit has good commmunication with outdoor unit. If one LED is not lighting,
that means there is no communication between indoor and outdoor.