Fisher FSOI-180B Operating And Installation Instruction Manual page 11

Definition of Malfunction Codes of DC Inverter General Outdoor Unit
Malfunction Item
DC busbar overvoltage protection
Overheat protection of carbon fin
Current sensor malfunction
Carbon fin sensor malfunction
Compressor current protection
Low voltage protection
Compressor startup failure
PFC abnormality
Compressor clogged
IPM module resetting
The compressor motor in loss of
synchronization
Missing phase, Speed discard
Malfunction from driving part to main-control
communication
IPM module protection
Compressor overspeed
Sensor connection protection
Temperature drift protection
AC contactor protection
High-pressure protection
Low-pressure protection
Exhaust protection
Compressor overload protection
Communication malfunction (among indoor
unit, outdoor unit and wired controller)
Outdoor ambient temperature sensor
malfunction
Coil pipe intermediate temperature sensor
malfunction of outdoor unit
Exhaust temperature sensor malfunction
Defrosting (non-malfunction)
Oil return (non-malfunction)
V1.6
Outdoor unit Outdoor unit display of LED indicators
display of dual
LED6
8 numeral tube
PH Bright
P8 Bright
Pc Bright
P7 Bright
P5 Bright
PL Bright
Lc Bright
Hc Bright
LE Bright
P0 Bright
H7 Bright
Ld Bright
P6 Bright
H5 Bright
LF Bright
Pd Bright
PE Bright
P9 Bright
E1 Bright
E3 Bright
E4 Bright
H3 Bright
E6 Bright
F3 Bright
F2 Bright
F4 Bright
08 Bright
09 Bright
１０
LED5 LED4 LED3
Blink Bright Bright
Blink Bright Bright
Blink Bright Bright
Blink Bright Blink
Blink Bright Blink
Blink Bright Blink
Blink Dark Bright
Blink Dark Bright
Blink Dark Bright
Blink Dark Bright
Blink Dark Bright
Blink Dark Bright
Bright Dark Dark
Blink Blink Bright
Blink Blink Bright
Blink Blink Bright
Blink Blink Bright
Blink Blink Bright
Blink Dark Dark
Blink Dark Dark
Blink Dark Dark
Blink Dark Blink
Blink Dark Blink
Blink Blink Dark
Blink Blink Dark
Blink Blink Blink
Blink Dark Blink
Blink Blink Blink
Indoor
Unit
LED2 LED1
Display
Bright Bright E5
Bright Blink E5
Blink Bright E5
Bright Bright E5
Bright Blink E5
Blink Bright E5
Bright Bright E5
Bright Dark E5
Bright Blink E5
Dark Bright E5
Dark Dark E5
Dark Blink E5
Dark Blink E5
Bright Bright E5
Bright Dark E5
Bright Blink E5
Dark Bright E5
Dark Dark E5
Dark Blink E1
Blink Dark E3
Blink Blink E4
Dark Dark E5
Blink Dark E6
Dark Dark F3
Blink Dark F2
Dark Blink F4
Blink Blink defrost
Bright Blink None