Panasonic CS-ME7QKUA Operating Instructions Manual - page 10
10
Diagnostic
display
Abnormality/Protection
control
H 00
No memory of failure
H 11
Indoor/outdoor abnormal
communication
H 12
Indoor unit capacity unmatched
H 14
Indoor intake air temperature
sensor abnormality
H 15
Compressor temperature sensor
abnormality
H 16
Outdoor current transformer (CT)
abnormality
H 19
Indoor fan motor mechanism lock
H 23
Indoor heat exchanger
temperature sensor abnormality
H 24
Indoor heat exchanger
temperature sensor 2 abnormality
H 27
Outdoor air temperature sensor
abnormality
H 28
Outdoor heat exchanger
temperature sensor 1 abnormality
H 30
Outdoor discharge pipe
temperature sensor abnormality
H 32
Outdoor heat exchanger
temperature sensor 2 abnormality
H 33
Indoor/outdoor misconnection
abnormality
H 36
Outdoor gas pipe temperature
sensor abnormality
H 37
Outdoor liquid pipe temperature
sensor abnormality
H 38
Indoor/outdoor mismatch (brand
code)
Diagnostic
display
Abnormality/Protection
control
H 39
Abnormal indoor operating unit or
standby units
H 64
Outdoor high pressure sensor
abnormality
H 97
Outdoor fan motor mechanism
lock
H 98
Indoor high pressure protection
H 99
Indoor operating unit freeze
protection
F 11
4-way valve switching
abnormality *1
F 17
Indoor standby units freezing
abnormality
F 90
Power factor correction (PFC)
circuit protection
F 91
Refrigeration cycle abnormality
F 93
Compressor abnormal revolution
F 94
Compressor discharge pressure
overshoot protection
F 95
Outdoor cooling high pressure
protection
F 96
Power transistor module
overheating protection
F 97
Compressor overheating
protection
F 98
Total running current protection
F 99
Outdoor direct current (DC) peak
detection
Troubleshooting
The unit stops and the TIMER indicator blinks.
Use remote control to retrieve error code.
TIMER
SET
CANCEL
ON
OFF
1
2
3
SET CHECK CLOCK
RESET
AC
RC
TIMER
SET
CANCEL
ON
OFF
1
3
SET
CLOCK
RESET
AC
RC
Press until you hear beep sound, then
write down the error code
2
Press for 5 seconds to
quit checking
3
Turn the unit off and reveal the error code
to authorized dealer
4
Press for 5 seconds
1
• For certain errors, you may restart the unit for limited operation with 4 beeps when operation starts.
*1 For cooling only model, it is the indication when indoor heat exchanger sensor or indoor air intake
sensor has abnormality.