Panasonic CS-ME7QKUA Operating Instructions Manual page 10

Troubleshooting
The unit stops and the TIMER indicator blinks.
Use remote control to retrieve error code.
1
Press for 5 seconds
3
Press for 5 seconds to
quit checking
• For certain errors, you may restart the unit for limited operation with 4 beeps when operation starts.
Diagnostic
Abnormality/Protection
display
control
H 00
No memory of failure
Indoor/outdoor abnormal
H 11
communication
H 12
Indoor unit capacity unmatched
Indoor intake air temperature
H 14
sensor abnormality
Compressor temperature sensor
H 15
abnormality
Outdoor current transformer (CT)
H 16
abnormality
H 19
Indoor fan motor mechanism lock
Indoor heat exchanger
H 23
temperature sensor abnormality
Indoor heat exchanger
H 24
temperature sensor 2 abnormality
Outdoor air temperature sensor
H 27
abnormality
Outdoor heat exchanger
H 28
temperature sensor 1 abnormality
Outdoor discharge pipe
H 30
temperature sensor abnormality
Outdoor heat exchanger
H 32
temperature sensor 2 abnormality
Indoor/outdoor misconnection
H 33
abnormality
Outdoor gas pipe temperature
H 36
sensor abnormality
Outdoor liquid pipe temperature
H 37
sensor abnormality
Indoor/outdoor mismatch (brand
H 38
code)
*1 For cooling only model, it is the indication when indoor heat exchanger sensor or indoor air intake
sensor has abnormality.
10
2
Press until you hear beep sound, then
TIMER TIMER
ON ON SET SET
write down the error code
1 1 2 3 3
OFF OFF CANCEL CANCEL
4
Turn the unit off and reveal the error code
AC AC RC RC
to authorized dealer
SET CHECK CLOCK SET CLOCK RESET RESET
Diagnostic
display
Abnormality/Protection
control
Abnormal indoor operating unit or
H 39
standby units
Outdoor high pressure sensor
H 64
abnormality
Outdoor fan motor mechanism
H 97
lock
H 98
Indoor high pressure protection
Indoor operating unit freeze
H 99
protection
4-way valve switching
F 11
abnormality *1
Indoor standby units freezing
F 17
abnormality
Power factor correction (PFC)
F 90
circuit protection
F 91
Refrigeration cycle abnormality
F 93
Compressor abnormal revolution
Compressor discharge pressure
F 94
overshoot protection
Outdoor cooling high pressure
F 95
protection
Power transistor module
F 96
overheating protection
Compressor overheating
F 97
protection
F 98
Total running current protection
Outdoor direct current (DC) peak
F 99
detection