Samsung AVMKH020EA0 Service Manual page 219

8
Troubleshooting
I Specification 2
I
• In case of occurring the error during the operation, error mode is displayed at the outdoor unit PCB display.
I
• Error display number each means the following error.
Error range 101~120
Error part
Sensor
Error
error
G Display method
G
101~650(Error) : "E", 700~900(Protection error) : "P", Error occurred indoor unit address : "A"
_ In case of the indoor unit error
G
_
G
After displaying E on SEG1 and error number on SEG2,3,4 with decimal, display the number of indoor unit to "A".
_
G
Namely, in case of occurring error 99 on indoor unit number 33, E99
_ In case of the indoor unit error and others
G
_
G
After displaying E on SEG1 it is disappeared, and then error number is displayed on SEG2,3,4 with decimal.
_
G
1) In case of error 223
_ 1)
G
→ E223 → REPEAT
E223
_
G
2) In case of error 701
_ 1)
G
→ P701 → REPEAT
P701
I Outdoor unit display at the detection of an error
Error Display
SEG 1 SEG 2,3,4
NUMBER
~
~
121~150 151~200 201~220
Indoor unit
Communication Others Communication
error error error
101~200
Communication error between the indoor unit and the Panel
Indoor unit sensor related error
Indoor unit room temp. sensor open/short error
Indoor unit EVAP IN sensor open/short error
Indoor unit EVAP OUT sensor open/short error
Indoor unit EVAP IN sensor breakaway
Indoor unit EVAP OUT sensor breakaway
Simultaneous breakaway of Indoor unit EVAP IN/OUT sensor
Auxiliary (electric) heater sensor 1 error
Auxiliary (electric) heater sensor 2 error
Auxiliary (electric) heater sensor 3 error
Shutter sensor error
Perfect fan sensor error
MCU temp. sensor open/short
Indoor unit related error
Indoor unit EEV open failure
Indoor unit EEV close failure
Indoor unit float S/W detection
221~400 401~550
Outdoor unit
Sensor Protection control
error Self diagnosis
→ A31 → REPEAT.
Contents
- 218 -
551~600 601~650 701~900
OPTION Others
Others Low Level
Option
error Risk Error
Remark
Indoor unit related error
PAC
PAC
PAC