Husqvarna BMG 555 Operator's Manual page 53

Error code
ObF
OHF
OLF
OPF1
OPF2
OSF
OtF1
OtF2
OtFL
PtF1
PtF2
PTFL
SCF4
1806 - 002 - 14.04.2022
Cause
The product brakes suddenly or the load to
the product stops.
The temperature of the product is too high.
There is too much load to the motor.
There is loss of 1 phase at the output of the
product.
The motor is not connected to the motor or
the power is too low.
The output contactor is open.
The current from the motor does not operate
correctly.
The mains voltage is too high
The mains supply does not operate correctly.
The PTC1 probes are too hot.
The PTC2 probes are too hot
The PTC probes are too hot.
The PTC1 probes are open or short circuited. Do a check of the PTC probes. Do a check
The PTC2 probes are open or short circuited.
The PTC probes or input L16 is open or short
circuited
A power component is defective.
Solution
Increase the deceleration time.
If necessary, install a braking resistor.
Start the "Dec ramp function", if applicable.
Do a check of the motor load. Make sure that
the airflow is sufficient around the product.
Do a check of the temperature in the environ-
ment.
Wait for the product to become cool before
you start the product.
Do a check of the settings for the motor ther-
mal protection and the motor load. Wait for
the product to become cool before you start
the product.
Do a check of the cable connection between
the product and the motor.
Do a check of the cable connection between
the product and the motor.
Do a check of the output contactor.
Stop the motor phase loss detection and do
a check of the product.
Do a check of IR compensation, rated motor
voltage and rated current. Do an Auto turn-
ing.
Do a check of the mains voltage.
Do a check of the motor.
Make sure that the airflow in the motor is
sufficient.
Wait for the motor to become cool before you
start the product.
Do a check of the PTC probes.
of the cable connections between the PTC
probes and the motor. Do a check of the
cable connections between the PTC probes
and the product.
Go to "DIAGNOSTICS" in the menu on the
keypad. Do the diagnostic test.
Do a check of the product, repair if necessa-
ry.
53