Troubleshooting - Husqvarna 436 Li Operator's Manual

Maintenance
Sharpen the saw chain. Do a check of its tension and condition. Do a check for
wear on the drive sprocket and replace is necessary.
Clean the air inlet on the product.
Make sure that the screws and nuts are tight.
Make sure that the keypad works correctly and that it is not damaged.
Use a file to remove burrs from the edges of the guide bar.
Do a check of the connections between the battery and the product. Do a check
of the connection between the battery and the battery charger.
Empty and clean the oil tank.
Blow through the product and battery cooling slots gently with compressed air.
Troubleshooting schedule
Table
Possible fault codes on the keypad of the product.
LED display
Warning indicator flashing.
Green activate LED flashing.
Warning indicator lit.
Table
Troubleshooting the battery and/or the battery charger during charging.
32

Troubleshooting

Possible faults
Chain brake engaged.
Temperature deviation.
Overload. Cutting attachment jam-
med.
The power trigger and the activate
button are pressed at the same time.
Low battery voltage.
Service.
Before
Weekly
use
X
X
X
X
X
Possible action
Pull back the front hand guard to re-
lease the chain brake.
Allow the product to cool down.
The cutting attachment is jammed.
Release the cutting attachment.
Release the power trigger and the
product is active.
Charge the battery.
Turn to your servicing dealer.
481 - 001 - 22.01.2018
Monthly
X
X
X