66
Control System
Heating operation
Pressing
Auto-Louver
Switch
3
Alternately
Start of
Auto-Louver
Stop of
Auto-Louver
Only for Air Panel
or Indoor Unit
with Auto-Louver
Pressing
RUN/STOP
Switch
I.U.: Indoor Unit
O.U. Outdoor Unit
Heat
Rejection
Operation
Slow Indoor Fan MIF Speed
< 2 min.
after 2 min.
> 104°F(40°C)
< 104°F(40°C)
Indoor Fan Motor MIF : OFF
Indoor Unit
Discharge
Temp.
> 122°F(50
o
C)
STOP
Power to PCB in I.U.: OFF
Electronic Expansion Valve in I.U. and O.U.:
Fixed Opening
RUN LED: OFF. HEAT, Set Air Flow &
Set Temp. Indication: Continuously ON
LCD Indication: OFF
Power to
I.U.: OFF
Operation
at Slow Indoor
Fan Speed
Indoor
Unit Discharge
Temp.
< 122°F(50
o
C)