LCAC R32 Series
94
Service manual
3. OUTDOOR UNIT MALFUNCTIONS (FOR 24~60K)
O
(on);
X
(off);
(flash at 2Hz)
Display
Malfunction or Protection
E1
Communication malfunction between indoor and outdoor units
F0
Overcurrent protection
F1
Ambient temperature sensor (T4) malfunction
F2
Outdoor heat-exchanger temperature sensor (T3) malfunction
F3
Discharge temperature sensor (T5) malfunction
F4
Outdoor EEPROM malfunction
F5
Outdoor fan speed malfunction
P0
IPM module protection
P1
DC voltage too high/too low protection
P3
Ultra-low ambient temperature protection
P4
Compressor rotor position protection
J0
Evaporator high temperature protection
J1
Condenser high temperature protection
J2
High discharge temperature protection
J3
PFC module protection
J4
Communication error between outdoor main chip and compressor driven chip
J5
High pressure protection
J6
Low pressure protection
P7
IGBT sensor malfunction
J8
AC power input voltage protection
NOTE
: In low ambient cooling mode, the LED displays“LC”or alternates between running frequency and “LC” (each
appears for 0.5s).
PART 6. TROUBLESHOOTING
Содержание J100Wi
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