Error Codes Table - Panasonic CS-E9PKEA Service Manual

15.3 Error Codes Table

Diagnosis Abnormality /
display Protection control
H00 No memory of failure
Indoor/outdoor
H11 abnormal
communication
Indoor unit capacity
H12
unmatched
Indoor intake air
H14 temperature sensor
abnormality
Compressor
H15 temperature sensor
abnormality
Outdoor current
H16 transformer (CT)
abnormality
Indoor fan motor
H19
merchanism lock
Indoor heat
exchanger
H23
temperature sensor
abnormality
Indoor heat
exchanger
H24
temperature sensor
2 abnormality
Indoor ion device
H25
abnormality
Outdoor air
H27 temperature sensor
abnormality
Outdoor heat
exchanger
H28
temperature sensor
1 abnormality
Outdoor discharge
H30 pipe temperature
sensor abnormality
Outdoor heat
exchanger
H32
temperature sensor
2 abnormality
Indoor / outdoor
H33 misconnection
abnormality
Outdoor heat sink
H34 temperature sensor
abnormality
Outdoor gas pipe
H36 temperature sensor
abnormality
Outdoor liquid pipe
H37 temperature sensor
abnormality
Indoor/Outdoor
H38 mismatch (brand
code)
Abnormal indoor
H39 operating unit or
standby units
Abnormality Protection
Judgment Operation
— Normal operation
Indoor fan only
operation can
After operation for
start by entering
1 minute
into force cooling
operation
90s after power
supply
Continuous for 5s
Continuous for 5s
—
Continuous
happen for 7 times
Continuous for 5s
Continuous for 5s
Port is ON for 10s
during ion device off
Continuous for 5s
Continuous for 5s
Continuous for 5s
Continuous for 5s
—
Continuous for 2s
Heating
Continuous for 5s protection
operation only
Cooling
Continuous for 5s protection
operation only
—
3 times happen
within 40 minutes
Problem
—
Indoor/outdoor
communication not
establish
Total indoor capability
more than maximum limit
— or less than minimum limit,
or number of indoor unit
less than two
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 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
Outdoor heat exchanger
— temperature sensor 2 open
or short circuit
Indoor and outdoor rated
—
voltage different
Outdoor heat sink
— temperature sensor open
or short circuit
Outdoor gas pipe
temperature sensor open
or short circuit
Outdoor liquid pipe
temperature sensor open
or short circuit
— Brand code not match
Wrong wiring and
connecting pipe, expansion
— valve abnormality, indoor
heat exchanger sensor
open circuit
59
Check location
—
• Indoor/outdoor wire terminal
• Indoor/outdoor PCB
• Indoor/outdoor connection wire
• Indoor/outdoor connection wire
• Indoor/outdoor PCB
• Specification and combination
table in catalogue
• 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 lead wire
and connector
• Indoor heat exchanger
temperature sensor 2 lead wire
and connector
• ion device 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
• Outdoor heat exchanger
temperature sensor 2 lead wire
and connector
• Indoor and outdoor units check
• Outdoor heat sink sensor
• Outdoor gas pipe temperature
sensor lead wire and connector
• Outdoor liquid pipe temperature
sensor lead wire and connector
• Check indoor unit and outdoor
unit
• Check indoor/outdoor
connection wire and connection
pipe
• Indoor heat exchanger sensor
lead wire and connector
• Expansion valve and lead wire
and connector