• Damaged motor bearing or impeller (need to contact the supplier for repair).
8.4 Error code
When the device detects a failure (except for the running capacity reduction strategy and 485
communication failure), it will power off automatically and display the failure code. After power off for 15
seconds, check if the failure is cleared, if cleared, it will resume to start.
Item
Error Code
1
E001
2
E002
3
E101
4
E102
5
E103
6
E104
7
E105
8
E106
9
E107
10
E108
11
E201
12
E203
13
E204
14
E205
15
E207
16
E208
17
E209
Note:
1. When E002/E101/E103 is displayed, the device will resume working automatically, however when it
appears a fourth time, the device will stop working, to resume operation, unplug the device and plug in &
restart again.
Description
Abnormal input voltage
Output over current
Heat sink over heat
Heat sink sensor error
Master driver board error
Phase-deficient protection
AC current sampling circuit failure
DC abnormal voltage
PFC protection
Motor power overload
Circuit board error
RTC time reading error
Display Board EEPROM reading failure
Communication Error
No water protection
Pressure sensor failure
Loss of prime
2