Toshiba MMD-AP0726HP-UL Service Manual page 54

(Check code detected by IPDU featuring in SMMS-e standard outdoor unit - typical examples)
Check code
Outdoor 7-segment display
Sub-code
01: Compressor 1
F13
02: Compressor 2
01: Compressor 1
H01
02: Compressor 2
01: Compressor 1
H02
02: Compressor 2
01: Compressor 1
H03
02: Compressor 2
01: Compressor 1
P04
02: Compressor 2
01: Compressor 1
P07
02: Compressor 2
#0:Element short circuit
#1:Position detection circuit trouble
#3:Motor lock trouble
#4:Motor current trouble
#C:TH Sensor temperature trouble
P22
#D:TH Sensor short circuit/release
Trouble
#E:Vdc voltage Trouble
∗Put in Fan IPDU No. in [#] mark
01: Compressor 1
P26 02: Compressor 2
01: Compressor 1
P29 02: Compressor 2
Note: The above check codes are examples only, and different check codes may be displayed depending on the outdoor unit configuration
Display of receiving unit
TCC-LINK Indicator light block
central control
or main remote
Operation Timer Ready
Flash
control
display
F 1 3 A L T
H 0 1
H02
H03
P 0 4 A L T
P 0 7 A L T
P 2 2 A L T
P 2 6 A L T
P 2 9 A L T
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Typical problem site
Trouble in temperature
Temperature sensor built into indoor IPM (TH)
sensor built into indoor
has been open/short-circuited.
IPM (TH)
Inverter current (Idc) detection circuit detects
C o m p e r s s r o b e r a k d o w n
overcurrent.
Compressor trouble
Compressor lockup is detected
(lockup)
Current detection circuit Abnormal current is detected while inverter
trouble
compressor is turned off.
Activation of high-pressure
High-pressure SW is activated.
SW
Temperature sensor built into IPM (TH) detects
Heat sink overheating
trouble
overheating or has been short-circuited.
Outdoor fan IPDU trouble Outdoor fan IPDU detects trouble.
Short-circuit protection for compressor motor
Activation of IPM
driver circuit components is activated (momentary
short-circuit protection
overcurrent).
Compressor motor position detection trouble is
Compressor position
detection circuit trouble
detected.
Description of proplem