HEIDENHAIN TNC 426 PB/M Technical Manual page 1104

Error message
8B00 Zn track <axis>
error
8B10 Traverse direction
<axis> incorrect
8140 Error <axis>
field orientation
8B30 Motor
temperature <axis>
too high
December 2001
Cause
n
Contamination of the
motor encoder (Zn
track).
n
Motor encoder cable is
defective.
n
Motor control board
defective.
n
DIR entry in motor table
is incorrect.
n
Check MP1040.
n
Incorrect motor power
connection.
n
No field orientation
possible.
n
Incorrect relation
between electrical field
and mechanical motor
motion.
n
Incorrect motor encoder
signal.
n
Incorrect motor
connection.
n
Mechanical brakes not
released.
n
Measured motor
temperature too high.
n
No temperature sensor.
n
Motor encoder cable is
defective.
n
Entry in motor table is
incorrect.
n
Incorrect or defective
temperature sensor was
installed.
DSP Error Messages as of NC Software 280 476-01
Corrective action
n
Inform your service agency.
• Exchange the motor.
• Check the motor encoder
cable.
• Exchange the motor drive
control board.
n
Inform your service agency.
• Check the DIR entry in the
motor table.
• Check MP1040.
• Check the motor power
connection.
n
Inform your service agency.
• Check entry in MP331 and
MP332.
• Check entry in MP2020.
• For linear motors: In motor
table, check distance per
electrical motor revolution.
• Check motor encoder
connection.
• Check motor connection.
• Release brakes during
orientation.
n
Let the motor cool down.
• Inform your service agency.
• Check the motor encoder
cable.
• Check the entry in the motor
table.
• Measure the temperature
sensor (2 kW at 25 °C).
As of
NC SW
280 476-01
280 476-09
280 476-08
280 476-01
10 – 11