
Part no. :
Delta model no. : HEC1000PB
Page 19
7-2. Alarm Logs & Fault Processing
Alarm Indicators
Flash Times
(Power Led)
LV1 Alarm
LV2 Alarm
Alarm Code
--
--
Compressor 3-min Protection
--
Compressor Power Protection
Low-Temp Startup Protection
2
Temperature Abnormal Alarm
Eva Temperature Protection
2.1
Comp-out Temperature Protection
2.2
PWB Temperature Protection
2.3
IPM Temperature Protection
2.4
Amb Temperature Protection
2.5
3
Temperature Sensor Fault
Amb Temperature Sensor
3.1
Eva Temperature Sensor
3.2
Cond Temperature Sensor
3.3
Comp-Out Temperature Sensor
3.4
PWB Temperature Sensor
3.5
IPM Temperature Sensor
3.6
4
Fan Fault
Indoor Fan
4.1
Outdoor Fan
4.2
5
Controller Fault
EEPROM
5.1
Current Sensor
5.2
DC-Bus Voltage
5.3
6
Cooling System Fault
Power Board
6.1
Startup Fail
6.2
IPM Over Current
6.3
Compressor Lack Phase
6.4