AY/AE-A079E
AY/AE-A099E
9
FUNCTIONS
1. Temperature control characteristic
1-1 COOL operation
In the “COOL” mode, the thermostat circuit is
controlled by four thermostat lines (C1 thru C4).
1-3 HEAT operation
In the “HEAT” mode, the thermostat circuit
is controlled by six thermostat lines (H01 thru
H4).
Figure Y-1
1-2 DRY operation
In the “DRY” mode, the thermostat circuit is
controlled by three thermostat lines (D1 thru D3).
Figure Y-3
2. Operation modes
2-1 COOL operation
The compressor turns on or off, at the thermostat
lines C3 and C4. The outdoor fan motor is also
controlled with the compressor.
Figure Y-4
Figure Y-2