54 Specifications subject to change without notice. SG-38MARB-01
DIAGNOSIS AND SOLUTION (CONT)
Indoor Units Mode Conflict (match with multi outdoor unit)
Description: The indoor units cannot operate in the COOLING mode and HEATING mode simultaneously. The HEATING mode is the
priority.
Examples:
• If indoor unit A is operating in the COOLING mode or the FAN mode, and indoor unit B is set to the HEATING mode, unit A will power
off and unit B will continue to operate in the HEATING mode.
• If indoor unit A is operating in the HEATING mode and indoor unit B is set to the COOLING mode or fan mode, unit B will change to
STANDBY mode and unit A will not change modes.
NOTE:
No: No mode conflict
Ye s: Mode conflict
Cooling Mode Heating Mode Fan Off
Cooling Mode No Yes No No
Heating Mode Yes No Yes No
Fan No Yes No No
Off No No No No
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