MULTI-TYPE AIR CONDITIONING
SYSTEMS MODE CONFUSION
Using cooling or heating mode on multi-type air conditioner system
■ If neither cooling nor heating cannot be turned on through the use of a wired or wireless
remote controller or a beep alarm sounds five times, it is due to different modes selected
between indoor and outdoor units.
■ It can happen when a user tries to select a mode different than the one that is currently
operating on another indoor unit on the same network.
How to fix
Make sure both units are set to the same mode.