Husqvarna 536LiHE3 Workshop Manual page 52

Troubleshooting
11 Troubleshooting - battery and charger
Symptom
No LEDs come on on the battery
after pressing the status button.
A warning triangle lights up solid red
on the battery when the status button
is pressed.
A warning triangle flashes red on
the battery when the status button is
pressed.
The battery backpack indicates less
than 100% after a full charge. (Usu-
ally 96–97%.)
Charger does not start and no LEDs
light up when the battery is inserted.
A red warning triangle flashes on the
charger when the battery is inserted.
A warning triangle with a solid red
light is visible on the charger when it
is connected to the mains.
A warning triangle with a solid red
light is visible on the charger when
charging.
A green lamp on the charger comes
on for approx. 5–15 seconds when
the battery is inserted. Thereafter
flashing red warning triangle. This
procedure is then repeated.
52 – English
Possible causes
Faulty battery
Faulty battery
Temperature too high
Undervoltage
Temperature too low
Faulty battery
As the battery is used for a
while after charging has com-
pleted, a few percent of the
charge may be consumed by
the electronics.
Poor connection between char-
ger and battery
Faulty battery
Defective charger
Poor connection between char-
ger and battery
Battery temperature too high
Ambient temperature too low
Battery temperature too low
Faulty battery
Defective charger
Defective charger
Defective charger
Faulty battery
Defective charger
Recommended action
Replace the battery.
Replace the battery.
1. Wait until the battery has cooled down (or
insert it in the charger so that it cools down
faster).
2. Charging
3. Make sure the battery temperature is
higher than -10 C
4. Replace the battery.
None. Charge is still close to 100%. Charger
starts to charge again if the charge status
drops below 95%.
1. Make sure the power connectors between
the charger and the battery are not dirty
or damaged. See figure 1 in the appendix.
2. Check battery status (see above).
3. Disconnect the charger from the mains
voltage for at least one minute and then
reconnect to the mains outlet again. Make
sure the fan starts and that the green
LED comes on for approx. 3 seconds. If
they do not start, replace the charger.
1. Make sure the power connectors between
the charger and the battery are not dirty
or damaged. See figure 1 in the appendix.
2. Allow the battery to cool down in the
charger. (1-5 minutes.)
3. Make sure the ambient temperature is
over 5°C.
4. Make sure the battery temperature is
higher than 5 °C
5. Make sure the battery is in working order
by pressing the battery status button. At
least one green LED should light up. If
not, the battery should be replaced.
6. Disconnect the charger from the mains
voltage for at least one minute and then
reconnect to the mains outlet again. Make
sure the fan starts and that the green
LED comes on for approx. 3 seconds. If
they do not start, replace the charger.
Replace the charger
Replace the charger
Place the battery in a QC330 charger you
know is in working order. If the same prob-
lem occurs, replace the battery.
Place a battery you know is in working order
in the charger. If the same problem occurs,
replace the charger.