Servicing Mode; Auto Off/On Button - Panasonic CS-HZ25WKE Service Manual

16. Servicing Mode

16.1 Auto OFF/ON Button

Auto OFF/ON
Button pressed
1 AUTO OPERATION MODE
The Auto operation will be activated immediately once the Auto OFF/ON button is pressed. This operation
can be used to operate air conditioner with limited function if remote control is misplaced or malfunction.
2 TEST RUN OPERATION (FOR PUMP DOWN/SERVICING PURPOSE)
The Test Run operation will be activated if the Auto OFF/ON button is pressed continuously for more than 5
seconds. A "beep" sound will heard at the fifth seconds, in order to identify the starting of Test Run operation
(Forced cooling operation). Within 5 minutes after Forced cooling operation start, the Auto OFF/ON button is
pressed for more than 5 seconds. A 2 "beep" sounds will heard at the fifth seconds, in order to identify the
starting of Forced heating operation.
The Auto OFF/ON button may be used together with remote control to set / change the advance setting of air
conditioner operation.
Auto OFF/ON button
pressed
Auto Operation
Beep
3 REMOTE CONTROL NUMBER SWITCH MODE
The Remote Control Number Switch Mode will be activated if the Auto OFF/ON button is pressed
continuously for more than 11 seconds (3 "beep" sounds will occur at 11th seconds to identify the Remote
Control Number Switch Mode is in standby condition) and press "AC RESET" button and then press any
button at remote control to transmit and store the desired transmission code to the EEPROM.
There are 4 types of remote control transmission code could be selected and stored in EEPROM of indoor
unit. The indoor unit will only operate when received signal with same transmission code from remote control.
This could prevent signal interference when there are 2 or more indoor units installed nearby together.
To change remote control transmission code, short or open jumpers at the remote control printed circuit
board.
JB
JA
During Remote Control Number Switch Mode, press any button at remote control to transmit and store
o
the transmission code to the EEPROM.
5 sec
Auto Operation Test Run Operation
(Forced cooling operation)
Beep
Main unit always continue Test Run (forced cooling) operation
5 sec
Test Run Operation
(Forced Cooling Operation)
Beep × 2
Auto OFF/ON
Button pressed
5 sec
Stop
Beep x 2
8 sec
Test Run Operation
(Forced Haeting Operation)
Beep × 3
Press "AC RESET" Press "AC RESET" , then any
at remote control
Jumper A (J-A)
Short
Open
Short
Open
81
Auto OFF/ON
Button pressed
Test Run Operation
(Forced heating operation)
11 sec 16 sec
Remote Control Number Remote Control Receiving
Switch Mode
Beep × 4
key at remote control
Remote Control Printed Circuit Board
Jumper B (J-B)
Open
Open
Short
Short
Stop
Sound OFF/ON
Press "AC RESET"
at remote control
Remote Control No.
A (Default)
B
C
D