Toshiba SMMS-e Quick Reference page 95

Troubleshooting
( detected by IPDU featuring in SMMS- 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
P22
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
Indicator light block
TCC-LINK
central control
or main remote
Operation Timer Ready
controller Flash
display
ALT
F13
H01
H02
H03
ALT
P04
ALT
P07
ALT
P22
ALT
P26
ALT
P29
Typical problem site
Error in temperature
Temperature sensor built into indoor
sensor built into
has been open/short-circuited.
indoor (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
High-pressure SW is activated.
SW
Heat sink overheating Temperature sensor built into
error overheating
Outdoor fan IPDU error Outdoor fan IPDU detects error.
Short-circuit protection for compressor motor
Activation of
driver circuit components is activated (momentary
short-circuit protection
overcurrent).
Compressor position Compressor motor position detection error is
detection circuit error detected.
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Description of proplem
(TH)
(TH) detects
95