Error Codes Table - Panasonic CS-E7LKEW Service Manual

16.3.

Error Codes Table

Diagnosis Abnormality /
display Protection control
H00 No memory of failure
H11 Indoor/outdoor
abnormal
communication
H12 Indoor unit capacity
unmatched
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
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
H32 Outdoor heat exchanger
temperature sensor 2
abnormality
H33 Indoor / outdoor
misconnection
abnormality
H34 Outdoor heat sink
temperature sensor
abnormality
H36 Outdoor gas pipe
temperature sensor
abnormality
H37 Outdoor liquid pipe
temperature sensor
abnormality
H38 Indoor/Outdoor
mismatch (brand code)
Abnormality Protection
Judgement operation
— Normal operation
After operation for Indoor fan only
1 minute operation can
start by entering
into force cooling
operation
90s after power —
supply
Continuous for 5s —
Continuous for 5s —
— —
Continuous —
happen for 7 times
Continuous for 5s —
Port is ON for 10s —
during E-Ion off
Continuous for 5s —
Continuous for 5s —
Continuous for 5s —
Continuous for 5s —
— —
Continuous for 2s —
Continuous for 5s Heating protection
operation only
Continuous for 5s Cooling protection
operation only
— —
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
—
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
92
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
• 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
• 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.