Error Codes - Husqvarna BS 75 Bedienungsanweisung

Problem
The frequency drive
stops.
The vibration motor
does not operate cor-
rectly.

Error codes

Error code
uSF
□SF
OLF
nSt
□PF2
SCF1
SCF3
SCF5
tJF
□HF
1804 - 001 - 06.05.2022
Cause
The load is too high or the power supply is
not sufficient.
The lower motor bearing is defective.
Name
Low voltage.
High voltage.
Motor overload.
Freewheel stop assign-
ment.
3 motor phase loss.
Motor short circuit.
Motor short circuit.
Motor short circuit.
The inverter is to hot.
The motor is to hot.
Solution
Do a check of the power supply.
Speak to an approved Husqvarna service
agent.
Cause
The supply mains voltage
is too low.
The supply mains voltage
is too high.
To high current in the mo-
tor.
Drive handle is pushed in
at HMI during start up.
The motor is disconnected
or the motor power is too
low.
Short circuit in the motor
cables.
Short circuit in the motor
cables.
Short circuit in the motor
cables.
The ambient temperature is
to high.
The the workload is to high. Decrease the workload.
The ambient temperature is
to high.
The the workload is to high. Decrease the workload.
Action
Do a check of the supply
voltage.
Stop the product until the
supply voltage is correct.
Do a check of the supply
voltage.
Decrease the workload.
Release the drive handles
during start up.
Make sure that the motor is
connected.
Do a check of the connec-
tions of the main circuit
power supply.
Do a check of the motor
connections and the insula-
tion of the motor.
Do a check of the motor
connections and the insula-
tion of the motor.
Do a check of the cooling
fan.
Do a check of the cooling
fan.
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