8-9. SMART SET (_) OPERATION
1. How to SET SMART SET operation
(1) Press OPERATE/STOP (ON/OFF) button.
(2) Select COOL, HEAT(MSZ) or ECONO COOL mode.
(3) Press SMART SET button.
(4) Set the temperature, fan speed, and airflow direction for SMART SET operation.
NOTE: • SMART SET operation cannot be selected during DRY or AUTO mode operation.
• The setting range of HEAT mode in SMART SET operation is 50°F (10°C) and 61 - 87°F (16 - 31°C). (MSZ)
• 2 groups of setting can be saved. (One for COOL/ECONO COOL, one for HEAT) (MSZ)
• 1 group of setting can be saved. (MSY)
2. How to cancel operation
• Press SMART SET button again.
• SMART SET operation can also be cancelled by pressing OPERATION SELECT button to change the operation mode.
The same setting is select from the next time by simply pressing SMART SET button.
8-10. EMERGENCY/TEST OPERATION
In case of test run operation or emergency operation, use EMERGENCY OPERATION switch on the right side of the
indoor unit. Emergency operation is available when the remote
controller is missing, has failed or the batteries of the remote con-
troller run down. The unit will start and OPERATION INDICATOR
lamp wilt light.
The first 30 minutes of operation is the test run operation. This
operation is for servicing. The indoor fan runs at High speed and
the system is in continuous operation (The thermostat does not
work).
After 30 minutes of test run operation, the system shifts to
EMERGENCY COOL/HEAT(MSZ) MODE with a set temperature of
75°F (24°C). The fan speed shifts to Med.
In the test run or emergency operation, the horizontal vane oper-
ates in VANE AUTO (/_) mode.
Emergency operation continues until EMERGENCY OPERATION
switch is pressed once or twice or the unit receives any signal from
the remote controller. In case of latter, normal operation will start.
NOTE: Do not press EMERGENCY OPERATION switch during
normal operation.
Operation mode COOL HEAT (MSZ)
Set temperature 75°F(24°C) 75°F(24°C)
Fan speed Med. Med.
Horizontal vane Auto Auto
The operation mode is indicated by the Operation
Indicator lamp as following
MSZ
EMERGENCY
COOL
EMERGENCY
HEAT
STOP
0
0
-to-
o
0 -
MSY
EMERGENCYm 1
COOL O
O
STOP
O
41_ Lighted
O Not lighted
8-11.3-MINUTE TIME DELAY OPERATION
When the system turns OFF, compressor will not restart for 3 minutes as 3-minute time delay function operates to protect
compressor from overload.
8-12. Changing temperature indication (°F/°C)
• The preset unit is °F.
• °F -_ °C: Press RESET button while the temperature
buttons are pressed.
• °C _ °F: Press RESET button or remove the batteries.
Press RESET button gently using
a thin instrument.
15
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