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Panasonic CS-D34DTQ User Manual

Panasonic CS-D34DTQ
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83
11.6. Self-diagnosis error code table
The display screen on the wired remote control unit and the self-diagnosis LEDs (green) on the outdoor unit printed circuit board
in the outdoor unit can be used to indicate where the location of a problem is.
Refer to the table below to remove the cause of the problem, and then re-start the air conditioner system.
If the problem disappears and operation returns to normal, the CHECK display on the remote control unit will switch off, but the
self-diagnosis LED will remain illuminated until operation is resumed. ... illuminated ... flashing Blank off.
Wired remote
control unit display
Outdoor unit printed circuit board
LED
Location or problem Check location
Abnormal
display
Detail
display
2345678
F15 -01 Drain level Float switch problem Drain pump and drain pipe, indoor unit con-
nectors CN-DRMTR&CN-TH2
F16 -01 Louver switch problem Louver motor, decorative panel connection
terminal, or indoor unit louver motor connec-
tors
F20 -01 Indoor temperature sensor prob-
lem
Indoor temperature sensor lead wire or indoor
unit connector or CN-TH2
-02 Remote control thermistor prob-
lem
Remote control thermistor
F21 -01 Pipe temp. sensor problem
(indoor unit)
Pipe temperature sensor lead wire or indoor
unit connector CN-TH1
F26 -01 Remote control transmission
problem
Remote control unit cable and connection ter-
minals
F27 -01 Indoor/outdoor unit disconnec-
tion problem
Indoor/outdoor unit connection cable and
connection terminals, or indoor unit and out-
door unit power supplies
-05 Indoor/outdoor unit connection
error problem
Indoor/outdoor unit connection wire
F30 -01 System problem Total capacity for the number of indoor units is
insufficient, or over check the total capacity
and the number of indoor units
-02 Open phase, or reversed phase
of supply
Check the main power supply terminal board
connections, or switch over any two of the
power supply wires.
F31 -01 Suction pressure protection Insufficient refrigerant
-02 High-pressure cut-off Check the Refrigeration system
-10 Refrigerant system problem Insufficient refrigerant or valve operation
(closed)
F32 -05 Compressor overcurrent protec-
tion
Open phase or lock in compressor
-06 Compressor discharge temp.
protection
Insufficient refrigerant
F40 -21 Heat exchanger outlet tempera-
ture sensor problem
Heat exchanger outlet temperature sensor
(COND TEMP) lead wire, connector CN-TH1
-51 Compressor discharge tempera-
ture sensor problem
Compressor discharge temperature sensor
(DIS T. TEMP) lead wire, connector CN-DIS
F41 -02 High pressure switch open circuit
problem
High-pressure switch lead wire, connector
CN-PSW1
F42 -01 Current detector open circuit or
compressor current problem
Outdoor unit connector CN2, compressor
internal protection system activated, or blown
main power supply fuse
-11 Current detector open circuit Outdoor unit P.C. B (NOISE FILTER) fault or
connector ACN2
F44 -02 Inverter protection (IPM temp.
sensor problem)
IPM fault or PCB (MAIN) fault

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Panasonic CS-D34DTQ Specifications

General IconGeneral
BrandPanasonic
ModelCS-D34DTQ
CategoryAir Conditioner
LanguageEnglish

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