65
Control System
Heating operation
Indoor Unit
Discharge Temp.
< 50°F(10
o
C )and
Pd < 319psi(2.2MPa)
Operation at Setting
Indoor Fan MIF Speed
Operation at Slow Indoor
Fan MIF Speed
Yes
No
Operation at Low Indoor
Fan MIF Speed
Indoor Unit
Discharge
Temp.
Permitting Downward
Air by Auto-Louver
only for Indoor Unit
with Auto-Louver
> 86°F(30
o
C)
77 to 86°F(25 to 30
o
C)
After 3 to 48 sec.
To 3
Heating
Operation
Higher than
Setting Temp.
Lower than
Setting Temp.
Indoor
Unit Intake
Air Temp.
Pressing
RUN/STOP
Switch
MIF Operation
at low Speed
Indoor Fan Stop
for 3 min. at max.
Run LED: ON, RUN : ON
Power to
I.U.: ON
Setting
Required
Temp.
Setting
Fan Speed
Setting
Operation
Mode at
"HEAT"
Power to PCB
in I.U.: ON
only for Indoor Unit
with Auto-Louver
Auto - louver
0 Reset
Low
High
Medium
Switch: Increasing Set Temp.
Switch: Decreasing Set Temp.
Air Flow
Changeover
Switch
HEAT Indication
HIGH Indication
LOW Indication
Indication of Set Temp.
MEDIUM Indication
Start of Transmitting between
I.U. and O.U. Start of
Transmitting between I.U. and
Remote Control Switch
I.U.: Indoor Unit
O.U.: Outdoor Unit
NOTE:
: In case of AVD-76 and 96, Fan Speed is “High” only.
PID Control for I.U.
and O.U. Electronic
Expansion Valve
By pressing the FAN SPEED SWITCH of Remote Control Switch, indication of LCD
changes as
Hi Me
b
Lo
,
ut actual fan speed is “High” only.
< 77°F(25
o
C)