Error Code Table - Panasonic CS-S9TKV Service Manual

15.3 Error Code Table

Diagnosis Abnormality / Protection
display control
H00 No memory of failure
Indoor/outdoor abnormal
H11
communication
Indoor unit capacity
H12
unmatched
Indoor intake air temperature
H14
sensor abnormality
Compressor temperature
H15
sensor abnormality
Outdoor current transformer
H16
(CT) abnormality
Indoor fan motor mechanism
H19
lock
Indoor heat exchanger
H23 temperature sensor
abnormality
H25 Indoor ion device abnormality
Outdoor air temperature
H27
sensor abnormality
Outdoor heat exchanger
H28 temperature sensor
abnormality
Outdoor discharge pipe
H30 temperature sensor
abnormality
Indoor / outdoor
H33
misconnection abnormality
Indoor/Outdoor mismatch
H38
(brand code)
H59 ECO sensor abnormality
H70 Light sensor abnormality
Outdoor fan motor
H97
mechanism lock
Indoor high pressure
H98
protection
Indoor operating unit freeze
H99
protection
4-way valve switching
F11
abnormality "*"
System and compressor
microcomputer
F90
communication error (for
S10*** only)
Power factor correction (PFC)
F90
circuit protection
Refrigeration cycle
F91
abnormality
Abnormality Protection
Judgment Operation
— Normal operation
Indoor fan only
operation can start
After operation for
by entering into
1 minute
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 ion device off
Continuous for 5s
Continuous for 5s
Continuous for 5s
—
—
Continuous for 70s
Continuous for
24 hours
2 times happen
within 30 minutes
—
—
4 times happen
within 30 minutes
2 occurrences
within 5 seconds
4 times happen
within 10 minutes
2 times happen
within 20 minutes
95
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 open
or short circuit
Outdoor discharge pipe
— temperature sensor open
or short circuit
Indoor and outdoor rated
—
voltage different
— Brand code not match
ECO sensor open or short
—
circuit
Light 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
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
 ion device PCB
 Outdoor air temperature
sensor lead wire and
connector
 Outdoor heat exchanger
temperature sensor lead wire
and connector
 Outdoor discharge pipe
temperature sensor lead wire
and connector
 Indoor and outdoor units
check
 Check indoor unit and
outdoor unit
 ECO sensor
 ECO and Indoor PCB
 Light 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
 Compressor
 Outdoor PCB
 Outdoor PCB faulty
 Insufficient refrigerant or
valve close