Troubleshooting 8
Parameter Checking information by Remote controller
Displaying code Displaying code meaning Display value Display value meaning
T1 Room temperature
T2 Indoor coil temperature
T3 Outdoor coil temperature
T4 Ambient temperature
Tb
Outlet temperature of indoor
coil
TP Discharge temperature
TH Sunction temperature
FT Targeted Frequency
Fr Actual Frequency
IF Indoor fan speed
OF Outdoor fan speed
LA EXV opening steps
CT
Compressor continuous run-
ning time
ST Causes of compressor stop.
A0, A1, b0, b1, b2, b3, b4,
b5, b6, dL, Ac, Uo, Td, dA,
dS, dT
Reserved
Approval from Manufacturer
□Approved
□More Proof needed
□Rejected
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