Panasonic CSE10KD3EA - Manual (Page 10)

10
TROUBLESHOOTING TROUBLESHOOTING
Symptom Symptom Check Check
Heating/Cooling operation is not working
effi ciently.
• Set the temperature correctly.
• Close all doors and windows.
• Clear any obstruction at the air inlet and air outlet vents.
Noisy during operation. • Check if the unit has been installed at an incline.
The unit does not work. • Check if the circuit breaker is tripped.
• Check if timers have been set.
Symptom Symptom Cause Cause
Mist emerges from indoor unit. • Condensation effect due to cooling process.
Water fl owing sound during operation. • Refrigerant fl ow inside the unit.
The room has a peculiar odour. • This may due to damp smell emitted by the wall, carpet, furniture or
clothing.
Indoor fan stops occasionally during automatic
fan speed setting.
• This helps to remove the surrounding odours.
Operation is delayed a few minutes after
restart.
• The delay is a protection to the unit’s compressor.
Outdoor unit emits water/steam. • Condensation or evaporation occurs on pipes.
Timer indicator is always on. • The timer setting repeats daily once set.
Power indicator blinks during operation and
the indoor fan is stopped.
• The unit is in defrost mode, and the melted frost is drained from the
outdoor unit.
Indoor fan stops occasionally during heating
operation.
• To avoid unintended cooling effect.
Power indicator blinks before the unit is
switched on.
• This is a preliminary step in preparation for the operation when the ON
timer has been set.
Cracking sound can be heard during
operation.
• Changes of temperature cause the expansion/contraction of the unit.
The following symptoms do not indicate malfunction. The following symptoms do not indicate malfunction.
Check the following before calling for servicing. Check the following before calling for servicing.
The following symptons occurs when abnormality occurs during operation. The following symptons occurs when abnormality occurs during operation.
• The unit stops and operation LED OFF.
• OFF indicator does not shown on remote control display.
When abnormality occurs, use remote control to retrieve error code.
Ensure the operation LED is in OFF condition.
OFF / ON
TEMP
TIMER/CLOCK
MODE
QUIET/
POWERFUL
FAN SPEED MODE
CHECK RESET
AIR SWING OFF/ON
CANCEL CLOCK
SET
SELECT UP
DOWN
AC RC
2 Press
UP
or
DOWN
.
If error code and
abnormality can be
identifi ed, the operation
LED will be ON
continuously, then jot
down the error code.
Press for 5 seconds. 1
3 Press for 5 seconds to
quit checking.
Operation LED
OFF Indicator
4 Reveal the error code to authorized dealer.