Troubleshooting
Samsung Electronics
111
1. Judgement by code
Code
Error
Measures
E347
FAN2 wire unconnected error
1. Check the FAN motor and PBA connection.
2. When connected Inverterr checker, if LED operates in the normality
: External factors or when LED operates by abnormality, replace the
FAN PBA.
E447
FAN1 wire unconnected error
1. Check the FAN motor and PBA connection.
2. When connected Inverterr checker, if LED operates in the normality
: External factors or when LED operates by abnormality, replace the
FAN PBA.
E367
COMP.2 wire unconnected error
1. Check the Compressor and Inverter PBA connection.
2. When connected inverter checker, if LED operates in the normality
: External factors or when LED operates by abnormality, replace the
Inverter PBA.
E467
COMP.1 wire unconnected error
1. Check the Compressor and Inverter PBA connection.
2. When connected inverter checker, if LED operates in the normality
: External factors or when LED operates by abnormality, replace the
Inverter PBA.
E399
FAN2 PBA IPM temperature sensor error
Replace FAN PBA
E499
FAN1 PBA IPM temperature sensor error
Replace FAN PBA
E374
Inverter PBA2 IGBT temperature sensor error
Replace Inverter PBA
E474
Inverter PBA1 IGBT and PFCM temperature
sensor error
Replace Inverter PBA
4-3-30
Measures of other outdoor unit error
Outdoor unit
display
FAN2 wire unconnected error
FAN2 PBA IPM temperature sensor error
FAN1 wire unconnected error
FAN1 PBA IPM temperature sensor error
COMP.2 wire unconnected error
Inverter PBA2 IGBT temperature sensor error
COMP.1 wire unconnected error
Inverter PBA1 IGBT or PFCM temperature
sensor error
Indoorunit
display
Duct, Cassette (1/2 Way),Console, Celing
Cassette (4/Mini4 Way)
Wall-mounted (NeoForte)
Operation Defrost
Timer Fan Filter/MPI Operation Defrost
Timer Filter Operation Timer
Turbo
×
×
◑
◑
◑
×
◑
◑
◑
●
◑
◑
※ ●
: ON
◑
: Flash ×: OFF
Judgment
Method
• Refer to the measures code below.
Cause of
problem
• Refer to the measures code below.
4-3 Appropriate Measures for Different Symptom (cont.)
