Toshiba MMY-MAP0804HT8-E Service Manual page 173

(Errors detected by IPDU featuring in SMMS-i standard outdoor unit - typical examples)
Outdoor 7-segment display
01: Compressor 1
F13 02: Compressor 2
03: Compressor 3
01: Compressor 1
H01 02: Compressor 2
03: Compressor 3
01: Compressor 1
H02 02: Compressor 2
03: Compressor 3
01: Compressor 1
H03 02: Compressor 2
03: Compressor 3
01: Compressor 1
P04 02: Compressor 2
03: Compressor 3
01: Compressor 1
P07 02: Compressor 2
03: Compressor 3
0 : IGBT circuit
1 : Position detection circuit error
3 : Motor lockup error
4 : Motor current detection
C : TH sensor error
P22 D : TH sensor error
E : Inverter DC voltage error
(outdoor fan)
Note: Although letters 0 to F appear
at locations indicated by " ",
please ignore them.
01: Compressor 1
P26 02: Compressor 2
03: Compressor 3
01: Compressor 1
P29 02: Compressor 2
03: Compressor 3
Note: The above check codes are examples only, and different check codes may be displayed depending on the outdoor unit configuration
(e.g. a Super heat recovery multi system). For details, see the service manual for the outdoor unit.
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Check code Display of receiving unit
TCC-LINK
Indicator light block
central control
or main remote
Operation Timer Ready
Sub-code
controller
display
F13
H01
H02
H03
P04
P07
P22
P26
P29
manuals search engine
Typical fault site
Flash
Error in temperature
Temperature sensor built into indoor IGBT (TH)
ALT sensor built into indoor
has been open/short-circuited.
IGBT (TH)
Inverter current (Idc) detection circuit detects
Compressor breakdown
overcurrent.
Compressor error (lockup) Compressor lockup is detected
Current detection circuit Abnormal current is detected while inverter
error compressor is turned off.
Activation of high-pressure
ALT High-pressure SW is activated.
SW
Heat sink overheating Temperature sensor built into IGBT (TH) detects
ALT
error overheating.
ALT Outdoor fan IPDU error Outdoor fan IPDU detects error.
Short-circuit protection for compressor motor
Activation of G-Tr (IGBT)
ALT driver circuit components is activated (momentary
short-circuit protection
overcurrent).
Compressor position Compressor motor position detection error is
ALT
detection circuit error detected.
172
Description of error