(Check code detected by IPDU featuring in SHRM-e standard outdoor unit - typical examples)
Note: The above check codes are examples only, and different check codes may be displayed depending on the outdoor unit configuration
Check code
Display of receiving unit
Typical problem site Description of check code
Outdoor 7-segment display
TCC-LINK
central control
or main remote
controller
display
Indicator light block
Sub-code
Flash
F13
01: Compressor 1
02: Compressor 2
TLA31F
Trouble in temperature
sensor built into indoor
IPM (TH)
Temperature sensor built into indoor IPM (TH)
has been open/short-circuited.
H01
01: Compressor 1
02: Compressor 2
nwodkaerb rosserpmoC10H
Inverter current (Idc) detection circuit detects
overcurrent.
H02
01: Compressor 1
02: Compressor 2
H02
Compressor trouble
(lockup)
Compressor lockup is detected
H03
01: Compressor 1
02: Compressor 2
H03
Current detection
circuit trouble
Abnormal current is detected while inverter
compressor is turned off.
P04
01: Compressor 1
02: Compressor 2
TLA40P
Activation of high-pressure
SW
High-pressure SW is activated.
P07
01: Compressor 1
02: Compressor 2
TLA70P
Heat sink
overheating trouble
Temperature sensor built into IPM (TH) detects
overheating or has been short-circuited.
P22
#0:Element s
hort c
ircuit
#1:Position detection c
ircuit trouble
#3:Motor lock
trouble
#4:Motor c
urrent trouble
#C:
TH Sensor temperature trouble
#D:TH Sensor short circuit/release
trouble
#E:Vdc voltage
trouble
∗Put in Fan IPDU No. in [#] mark
Outdoor fan IPDU detects trouble.Outdoor fan IPDU troubleTLA22P
P26
01: Compressor 1
02: Compressor 2 TLA62P
Activation of IPM
short-circuit protection
Short-circuit protection for compressor motor
driver circuit components is activated (momentary
overcurrent).
P29
01: Compressor 1
02: Compressor 2 TLA92P
Compressor position
detection circuit trouble
Compressor motor position detection trouble
is detected.
Operation
Timer Read
− 141 −
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