Maintenance; Service; Daily Maintenance - Husqvarna PP 440 HF Manual De Instrucciones

Service

IMPORTANT! All types of repairs may only be carried out by
authorised repairmen. This is so that the operators are not
exposed to great risks.
After 100 hours of operation, the message "Time for servicing" is displayed. The entire equipment shall then be taken to an
authorized Husqvarna dealer for servicing.
Error messages
In case of any defects, an error message appears on the display. Follow the directions supplied or contact an authorized dealer.
Error message
MOTOR OVERHEATED
POWER OVERHEATED
LOW VOLTAGE
HIGH VOLTAGE
OVER CURRENT
H SENSOR TRAVEL
H SENSOR DEPTH
NO CONTACT CHECK
CAN-CABLE

Daily maintenance

Regularly check:
• Any abnormal noises.
• Make sure to keep the connectors and pins clean. Clean with a rag or brush.
• Do not use a high pressure washer to clean the power unit.

MAINTENANCE

Cause
Water coolant lacking/insufficient to saw
motor.
Water coolant lacking/insufficient to
power unit.
Low voltage supply to the power unit.
High voltage to the power unit.
Over current to saw motor
Fault on HAL-sensor card for travel feed
Fault on HAL-sensor card for depth
feeding
No contact between power unit and
remote control
Steps
Check that the water coolant flows to the
saw motor and that it is max. 25ºC and
min 3.5 l/min.
Check that the water coolant flows to the
power unit and that it is max 25°C and min
3.5 l/min. If the message pops up when
the blade rotation is started - go to the
operations menu and "Water coolant" and
select "ON". Let the water coolant
circulate the power unit for a minute
before you turn the blade rotation on
again.
Check the voltage during operation.
Check that all three phases exist. Check
that incoming cables have sufficient
cross-sectional area.
Check the voltage during operation. This
message is shown mainly when using a
generator as power source.
Check that the power lead is fitted
correctly and that it is not damaged. The
message can appear in case of a loose
contact.
Take the equipment to an authorized
service shop.
Take the equipment to an authorized
service shop.
Replace the Canbus-cable.
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