Heat Only Operation - Panasonic CS-Z25UB4EAW Service Manual

4 REMOTE CONTROL RECEIVING SOUND OFF/ON MODE
The Remote Control Receiving Sound OFF/ON Mode will be activated if the Auto OFF/ON button is pressed
continuously for more than 16 seconds (4 "beep" sounds will occur at 16th seconds to identify the Remote
Control Receiving Sound Off/On Mode is in standby condition) and press "AC Reset" button at remote
control.
Press "Auto OFF/ON button" to toggle remote control receiving sound.
Short "beep": Turn OFF remote control receiving sound.
o
Long "beep": Turn ON remote control receiving sound.
o
After Auto OFF/ON Button is pressed, the 20 seconds counter for Remote Control Receiving Sound OFF/ON
Mode is restarted.

17.2 Heat Only Operation

17.2.1 How to Activate/Deactivate Heat only Operation
AUTO SW
is pressed
Emergency
Operation
Beep

To enable the "Heat Only" mode, press the AUTO OFF/ON SW for more than 8s and less than 11s, "Beep Beep"
sound will be heard, then release the AUTO OFF/ON SW and press remote controller CHECK button. A short
"Beep" sound will be heard. "Heat Only" mode is now enable.

To disable the "Heat Only" mode, press the AUTO OFF/ON SW for more than 8s and less than 11s, "Beep Beep"
sound will be heard, then release the AUTO OFF/ON SW and press remote controller CHECK button. A long
"Beep" sound will be heard. "Heat Only" mode is now disable.

To pump down the unit during Heat Only Operation press AUTO switch for 5 seconds.
5s 8s
Heat Only
Forced Forced
Mode
Cooling Heating
Enable/
Operation Operation
Disable
BeepBeep
AC reset code CHECK
code
The unit will operate under forced cooling
mode continuously if "AC reset" code is
not pressed to activate standby
11s 16s
Remote Remote
Control Control
Number Receiving
Switch Sound
Mode OFF/ON
BeepBeepBeep BeepBeepBeepBeep
AC reset code AC reset code
85
21s 26s 36s
No *Operation
Setting Time Check
Mode Mode
Beep No
AC reset code AC reset code
Forced
Cooling
Operation