Panasonic CS-HZ9RKE Service Manual page 50

13.11.1.3 Judge Ambient Condition

According to sunlight intensity over a period of time, the system will analyze the ambient condition is sunny,
cloudy or night.
13.11.1.4 Temperature Shift
ECONAVI ; Detecting sunlight intensity, the unit adjust temperature to save energy.
Ambient condition
Mode
COOL/DRY
Set
temperature
HEAT

In a room without window or with thick curtain, the sunlight sensor will judge as cloudy/night.
13.11.1.5 Sunlight Sensor Check Mode

To enable sunlight sensor check mode, during unit is OFF (power standby):
TEMP
TEMP

Operation details
o
The sunlight sensor check mode will be operated for 5 minutes.
o
During check mode, the ON and OFF timer will be memorized but it operation be ignored.
o
During check mode, if the sunlight sensor check code is retransmitted, the 5 minutes counter will be reset.
o
During check mode, if sunlight sensor detected the sunlight intensity value above minimum level, the
ECONAVI indicator turns ON. Else if sunlight sensor detected sunlight intensity value below minimum level,
the ECONAVI indicator is OFF.
Sunny Night/Cloudy
+1 °C
-1 °C
Remote control normal mode
Press continously for 5s
SET
SET
Transmit ECO demo code
and after 30 seconds return to normal
mode.
TEMP
SET
Transmit sunlight sensor check code
and after 30 seconds return to normal
mode.
TEMP
SET
Transmit check code
and after 30 seconds return to normal
mode.
50
Sunny
-1 °C