DM17-01.01.08en Light Commercial R410A on-off
180
For Floor-standing type:
Codes Contents
P4
Indoor evaporator temperature protection
P5
Outdoor condenser temperature protection
P9 Anti-cold wind(for S2, it means defrosting)
E1
T1 temperature sensor open or short circuit
E2
T2 temperature sensor open or short circuit
E3
T3 temperature sensor open or short circuit
E6 Outdoor unit malfunction
HS Defrosting
P0 Communication malfunction between indoor main PCB and display PCB(J2,S4)