probst POWERPLAN PP, Operating Instructions Manual, Page: 72 / 230

Operating Instructions
PP Maintenance and care
71 / 73
V4 GB
Fault Cause Remedy
manual control unit is set to
STOP. unit to “Automatic”. See “Drive settings and
driving mode”.
Hydraulic pump makes
noises.
•
Hydraulic pump defective.
●
Contact customer services.
Hydraulic system too hot.
•
Hydraulic fluid level too low.
●
Check the hydraulic fluid level and top up if
required. See “Checking the hydraulic fluid level”.
•
Combination cooler blocked.
●
Contact customer services.
•
Hydraulic fluid filter blocked.
●
Contact customer services.
The crawler chains do not
move when the machine is
being driven.
•
The crawler chains do not
have any traction.
●
Fill the hopper with bedding material. Do not
overfill.
The levelling cylinders do not
properly extend or retract.
•
Levelling cylinder defective.
●
Contact customer services.
The ultrasonic height sensor
does not work.
The LEDs on the MOBA
control unit are not
illuminated.
•
Strong winds or rain are
interfering with the
ultrasound.
●
Move the ultrasonic height sensor closer to the
string or sub-base.
•
The cable leading to the
MOBA control unit has come
loose.
●
Check the cable and reconnect if required.
•
MOBA control unit defective.
●
See the separate operating manual for the MOBA
control unit.
●
Contact customer services.
The Rugby laser sender does
not work.
•
The laser beam’s range is
blocked.
●
Do not block the area between the laser sender
and MOBA laser receiver.
•
The cable leading to the
MOBA control unit has come
loose.
●
Check the cable and reconnect if required.
•
MOBA control unit defective.
●
See the separate operating manual for the MOBA
control unit.
●
Contact customer services.