Fault
Code
Reason
Solution
Fault
Type
HL
•
Check the installation of pressure
transmitter
•
Check the parameter b01.00 (setting
value is too small)
•
Check the water system
•
Check the condition of the control
terminal S3
•
Check the parameter B05.00 and
correct
1. Abnormal sensor
2. The parameter B01.00
setting value is too small
3. Water level is too low
4. Abnormal water level
switch
5. Wrong setting of water
level switch style parameter
High Water
Pressure
and Low
Water Level
(HP+LL)
E022
•
Check the cable between pressure
transmitter and controller
•
Check the sensor whether normal
1. Pressure transmitter
disconnected
2 . W r o n g p r e s s u r e
transmitter wiring
3. Pressure transmitter
short circuit
4. Pressure transmitter
breakdown
Sensor
Fault
E001
•
Increase Acc/Dec time
•
Check external equipment and
eliminate interference
•
Check earth wiring
•
Contact Dayliff retailer
1. Acc/Dec time is too short
2. IGBT module fault
3. Malfunction caused by
interference
4. Grounding not properly
done
IGBT Ph-U
Fault
(OUTI)
E002
IGBT Ph-V
Fault
(OUT2)
E003
IGBT Ph-W
Fault
(OUT3)
6
34
E004
Over
current
When
Acceleratio
n (OC1)
•
Prolong Acc time
•
Check the power supply
•
Select bigger power controller
1. Acc time is too short
2. Low input voltage
3. Low power of controller
E005
Over
current
during
Deceleratio
n (OC2)
•
Prolong Dec time
•
Increase braking time
•
Select bigger power controller
1. Dec time is too short
2. Load is too big
3. Controller undersized
E006
Over
current
When
running at
Constant
speed
(OC3)
•
Check the load
•
Check the power supply
•
Select bigger capacity controller
1. Sudden change of load
2. Low input voltage
3. The power of controller
is small
