Troubleshooting - Samsung AE071MNMPEH Installation Manual

Troubleshooting

Detection of errors
• If an error occurs during the operation, an LED flickers and the operation is stopped except the LED.
• If you re-operate the air conditioner, it operates normally at first, then detect an error again.
LED Display
• If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
• If you re-operate the air conditioner, it operates normally at first, then detect an error again.
• When E108 error occurs, change the address and reset the system.Ex.) When address of the indoor unit #1 and #2
are set as 5, address of the indoor unit #1 will become 5 and
• Error on indoor temperature sensor (Short or Open)
• Error on Eva-in sensor (Short or Open)
• Error on Eva-out sensor (Short or Open)
• Discharge sensor error (Short or Open)
• Indoor fan error
• Error on outdoor temperature sensor (Short or Open)
• Error on cond sensor
• Error on discharge sensor
Other outdoor unit sensor error that is not on the above list
• When there is no communication between the
indoor∙outdoor units for 2 minutes
• Communication error received from the outdoor unit
• 3 miniute tracking error on outdoor unit
• Communication error after tracking due to unmatching
number of installed units
• Error due to repeated communication address
• Communication address not confirmed
Other outdoor unit communication error that is not on the
above list
Self diagnosis error display
• Error due to opened EEV (2nd detection)
• Error due to closed EEV (2nd detection)
• Eva in sensor is detached
• Eva out sensor is detached
• Thermal fuse error (Open)
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English
Abnormal condition
Appendix
indoor unit #2 will display E108, A002.
Error
code
E121
E122
E123
E126
E154
E221
E237
E251
E101
E102
E202
E201
E108
E109
E151
E152
E128
E129
E198
LED Display