Misoperation Alarm Indicators - Panasonic CZ-24KPU1U Series Installation Instructions Manual

5-15. Misoperation Alarm Indicators

A blinking lamp for other than the signal receiving unit
fi lter shows that a problem has occurred in the unit, so
make an inspection. (Refer to servicing information in
the service manual, etc.) Also, if wired remote controller
and dedicated service check lines (CV6380230938:
service use) are available, then detailed error
information can be obtained by connecting to the
service connector as shown in the drawing. For
information on how to connect to the signal receiving
unit, refer to the instruction manual that came with the
dedicated service check lines.
1. Operation Display
2. Start/Stop button
3. Fan speed button
4. Swing/Wind Direction button
5. Timer setting button
Table 5-2
Lamp
OPERATION TIMER
lamp lamp
* S.C.: Serial communications
Panasonic̲PAC-i̲IndoorUnit̲US-le49 49 Panasonic̲PAC-i̲IndoorUnit̲US-le49 49
6. Reset button
7. Cover
Brig t h
STANDBY
lamp
No power supply or mis-wiring of signal receiving unit.
S.C.* errors between the indoor unit's controller (PCB) and
signal receiving unit.
S.C. errors between indoor and outdoor units.
Alternately Indoor unit protector is activated.
Alternately Outdoor unit protector is activated.
Compressor protector is activated.
Concurrent Mis-setting of indoor unit.
Concurrent Mis-setting of outdoor unit.
Service
connector
Fig. 5-24
8. Transmitter
9. Remote control sensor
10. Temperature setting buttons
11. Filter button
12. Mode Select button
13. Ventilation button
14. Address button
15. Sensor button
16. Clock button
Fig. 5-25
C a u se of Trouble
49
ALL•
RCU : SUB
PCB CHK.
TEST RUN
RCU : MAIN
NORMAL
2011/11/02 15:17:37 2011/11/02 15:17:37