Error Codes Table - Panasonic CS-NE9LKE Service Manual

15.3.

Error Codes Table

Diagnosis Abnormality /
display Protection control
H00 No memory of failure
H11 Indoor/outdoor
abnormal
communication
H14 Indoor intake air
temperature sensor
abnormality
H15 Compressor
temperature sensor
abnormality
H16 Outdoor current
transformer (CT)
abnormality
H19 Indoor fan motor
merchanism lock
H23 Indoor heat exchanger
temperature sensor 1
abnormality
H24 Indoor heat exchanger
temperature sensor 2
abnormality
H25 Indoor E-Ion
abnormality
H27 Outdoor air temperature
sensor abnormality
H28 Outdoor heat exchanger
temperature sensor 1
abnormality
H30 Outdoor discharge pipe
temperature sensor
abnormality
H33 Indoor / outdoor
misconnection
abnormality
H38 Indoor/Outdoor
mismatch (brand code)
H58 Indoor gas sensor
abnormality
H97 Outdoor fan motor
mechanism lock
H98 Indoor high pressure
protection
H99 Indoor operating unit
freeze protection
F11 4-way valve switching
abnormality
F90 Power factor correction
(PFC) circuit protection
F91 Refrigeration cycle
abnormality
Abnormality Protection
Judgement operation
— Normal operation
After operation for Indoor fan only
1 minute operation can
start by entering
into force cooling
operation
Continuous for 5s —
Continuous for 5s —
— —
Continuous —
happen for 7 times
Continuous for 5s —
Continuous for 5s —
Port is ON for 10s —
during E-Ion off
Continuous for 5s —
Continuous for 5s —
Continuous for 5s —
— —
— —
Continuous for 6 —
hours
2 times happen —
within 30 minutes
— —
— —
4 times happen —
within 30 minutes
4 times happen —
within 10 minutes
2 times happen —
within 20 minutes
Problem
—
Indoor/outdoor
communication not establish
Indoor intake air temperature
sensor open or short circuit
Compressor temperature
sensor open or short circuit
Current transformer faulty or
compressor faulty
Indoor fan motor lock or
feedback abnormal
Indoor heat exchanger
temperature sensor 1 open
or short circuit
Indoor heat exchanger
temperature sensor 2 open
or short circuit
—
Outdoor air temperature
sensor open or short circuit
Outdoor heat exchanger
temperature sensor 1 open
or short circuit
Outdoor discharge pipe
temperature sensor open or
short circuit
Indoor and outdoor rated
voltage different
Brand code not match
Indoor gas sensor open or
short circuit
Outdoor fan motor lock or
feedback abnormal
Indoor high pressure
protection (Heating)
Indoor freeze protection
(Cooling)
4-way valve switching
abnormal
Power factor correction
circuit abnormal
Refrigeration cycle abnormal
52
Check location
—
• Indoor/outdoor wire terminal
• Indoor/outdoor PCB
• Indoor/outdoor connection wire
• Indoor intake air temperature
sensor lead wire and connector
• Compressor temperature sensor
lead wire and connector
• Outdoor PCB faulty or
compressor faulty
• Fan motor lead wire and
connector
• Fan motor lock or block
• Indoor heat exchanger
temperature sensor 1 lead wire
and connector
• Indoor heat exchanger
temperature sensor 2 lead wire
and connector
• E-Ion PCB
• Outdoor air temperature sensor
lead wire and connector
• Outdoor heat exchanger
temperature sensor 1 lead wire
and connector
• Outdoor discharge pipe
temperature sensor lead wire and
connector
• Indoor and outdoor units check
• Check indoor unit and outdoor
unit.
• Indoor gas sensor
• Indoor PCB
• Outdoor fan motor lead wire and
connector
• Fan motor lock or block
• Check indoor heat exchanger
• Air filter dirty
• Air circulation short circuit
• Check indoor heat exchanger
• Air filter dirty
• Air circulation short circuit
• 4-way valve
• Lead wire and connector.
• Outdoor PCB faulty
• Insufficient refrigerant or valve
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