GIA giatsu PREMIUM R32 Manuel De L'utilisateur Et D'installation page 47

Test Running
Trial Operation and Testing
The meaning of error codes as shown below:
Table 8
Error Code
CL Filter filth blockage alert
E0 High exhaust temp. protection
E1 Overcapacity protection
E2 Compressor overload protection
E4 System high pressure protection
E5 System low pressure protection
E6 Lack refrigerant/valve stop protection
L0 Jumper malfunction
L2 No feedback signal of indoor unit fan
L3 Communication malfunction
L7 The communication between indoor unit and wired controller fault
L9 Water full protection
U0 Short/open circuit of indoor environment sensor
U1 Short/open circuit of indoor unit tube sensor
U2 Outdoor temp. sensor open/short circuit
U6 Liquid pipe temp. sensor malfunction
U7 Gas pipe temp. sensor malfunction
PC Mode conflict
Note: When the unit is connected with the wired controller, the error code will be
simultaneously shown on it.
Name
19