Digital display Fault or protect definition
-- Nnormal standby
rC Cooling mode
rH Heating mode
rd Defrost treatment in heating mode
E0 Communication failure of indoor and outdoor unit (reserved)
E1 Communication failure between indoor unit line controller(reserved)
E2 The failure of indoor temperature sensor T1(reserved)
E3 The failure of evaporator tube temperature sensor T2
E5 The failure of condenser tube temperature sensor T3
E6 ThefailureoftemperaturesensorT4
E8 The failure of exhaust pipe temperature sensor T5
F1 Outdoor fan protection(reserved)
F2 Outdoor protection (reserved)
F3 High pressure protection
F4 Low pressure protection
F5 Water full protection
F7 High current protection for outdoor unit
F8 The protection of excessive exhaust pipe temperature
F9 The failure of three-phase sequence
P0 Evaporator protection
P1 Condenser protection
L0
Three times P0 in 30mins(The unit cannot resume operating without
having been powered off)
L1
Three times P1 in 30mins(The unit cannot resume operating without
having been powered off)
L3
Three times F3 in 30mins(The unit cannot resume operating without
having been powered off)
L4
Three times F4 in 30mins(The unit cannot resume operating without
having been powered off)
L7
Three times F7 in 30mins(The unit cannot resume operating without
having been powered off)