Troubleshooting - Husqvarna W520i Manual Del Usuario

6. Put the friction washer and the blade against the
blade support. (Fig. 61)
7. Make sure that the blade aligns with the center of the
motor shaft. (Fig. 62)
8. Lock the blade with a block of wood. (Fig. 63)
9. Attach the spring washer and tighten the bolt with a
torque of 65-75 Nm. (Fig. 64)
10. Pull the blade around by hand and make sure that it
turns freely.
WARNING: Use protective gloves. The
blade is very sharp and cuts can easily
occur.
11. Start the product to do a test of the blade. If the
blade is not correctly attached, there is vibration in
the product or the cutting result is unsatisfactory.
To clean the product
• Clean plastic parts with a clean and dry cloth.
• Do not use water to clean the product. Water can
enter the battery or the motor and cause short circuit
or damage to the product.
• Do not use a high pressure washer to clean the
product.
• Do not flush water directly on the motor.
• Use a brush to remove leaves, grass and dirt.
To clean the battery and the battery
charger
CAUTION: Do not clean the battery or the
battery charger with water.
Battery
LED on the battery
The green LED is flash-
ing
The error LED flashes
The error LED is on
1484 - 001 - 30.04.2020

Troubleshooting

Possible faults
The battery voltage is low
The battery is weak
The temperature in the work environ-
ment is too high or too low
Overvoltage
Cell difference too much (1V)
• Make sure that the battery and the battery charger
are clean and dry before you put the battery into the
battery charger.
• Clean the battery terminals with compressed air or
use a soft and dry cloth.
• Clean the surfaces of the battery and the battery
charger with a soft and dry cloth.
To examine the cutting equipment
WARNING: To prevent accidental start, pull
up the safety key, remove the battery and
wait a minimum 5 seconds.
WARNING: Use protective gloves when you
do maintenance on the cutting equipment.
The blade is very sharp and cuts can easily
occur.
1. Examine the cutting equipment for damage or
cracks. Always replace a damaged cutting
equipment.
2. Look at the blade to see if it is damaged or blunt.
Note: It is necessary to balance the blade after it is
sharpened. Let a service center sharpen, replace and
balance the blade. If you hit an obstacle that causes the
product to stop, replace the damaged blade. Let the
service center estimate if the blade can be sharpened or
must be replaced.
Possible procedure
Charge the battery. See
page 24 .
Charge the battery. See
Use the battery in temperatures between -10°C
and 40°C.
Check that the mains voltage is the same as on
the rating plate on the product.
Remove the battery from the battery charger. Wait
5 seconds and try again to charge the battery. If
the problem continues, speak to an authorised
service agent.
Speak to an approved service agent.
To charge the battery on
Battery on page 27 .
27