Panasonic CU-BZ25XKE Service Manual page 45

12.3.5 How to Take Out Front Grille
Please follow the steps below to take out front grille if
necessary such as when installing or servicing.
1 Open front panel.
2 Remove the 3 mounting screws on the front
grille as shown in the illustration at right.
3 Slide the 3 lock knobs on the upside of front
grille to unlock position.
4 Pull the front grille towards you to remove the
front grille
When reinstalling the front grille, carry out
above steps 2 - 3 in the reverse order.
12.3.6 Auto Switch Operation
The below operations will be performed by pressing the "AUTO" switch.
1 AUTO OPERATION MODE
The Auto operation will be activated immediately once the Auto
Switch is pressed and release before 5 sec..
2 TEST RUN OPERATION (FOR PUMP DOWN/SERVICING
PURPOSE)
The Test Run operation will be activated if the Auto Switch is
pressed continuously for more than 5 sec. to below 8 sec..
A "pep" sound will occur at the fifth sec., in order to identify the
starting of Test Run operation.
3 HEATING TRIAL OPERATION
Press the "AUTO" switch continuously for more than 8 sec. to below 11 sec. and release when a "pep pep"
sound is occured at eight sec. (However, a "pep" sound is occurred at fifth sec..) Then press Remote
controller "A/C Reset" button once.
Remote controller signal will activate operation to force heating mode.
4 REMOTE CONTROLLER RECEIVING SOUND ON/OFF
The ON/OFF of Remote controller receiving sound can be change over by the following steps:
a) Press "AUTO" switch continuously for more than 16 sec. to below 21 sec..
A "pep", "pep", "pep", "pep" sound will occur at the sixteenth sec..
b) Press the "AC Reset" button once, "pep" sound will occur indicates that Remote controller receiving sound
setting mode is activated.
c) Press "AUTO" switch again. Everytime "AUTO" switch is pressed (within 60 sec. interval), Remote
controller receiving sound status will be reversed between ON and OFF.
Long "peep" sound indicates that Remote controller receiving sound is ON.
Short "pep" sound indicates that Remote controller receiving sound is OFF.
12.3.7 Heating Only Operation
1 Use remote controller to set heating only operation. When the unit in standby mode, follow the steps below:
Press continuously for more than 5 seconds to enter special setting mode.
o
Press
o
Press
o
to choose function 61, and then press
to activate "Heating only operation"
(Function
T > 5secs
(Options)
Special setting mode
or
Activate or deactivate
no.)
"Heating only
operation"
45
1
2
LOCK
Lock knob UNLOCK
3
to set "01"
Front panel
4
Front grille
Screw