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Before each fault elimination:
− switch off device
− wait for the power pruner to come to a standstill
− remove the battery
After each fault clearance, put into operation and recheck all security installations.
Fault
Chain saw does not
start after switching on
Chain saw works with
interruptions
Chain
saw
picks,
vibrates or does not
saw correctly
Chain saw does not
work with full power
Saw chain gets hot
No
saw
chain
lubrication
Cutting time with fully
charged battery too
short
26
Possible cause
Li-Ion battery run down
Lithium-ion
battery
correctly
Li-Ion battery too cold/ too warm
Li-Ion battery, Motor or switch defect
external loose connection
internal loose connection
ON / OFF switch defective.
Chain edgeless
Chain worn
Chain tension
Chain not assembled correctly (teeth
face to wrong direction)
The Li-Ion battery charge is low
The Li-Ion battery is defect
no oil in the tank
oil flow canal blocked
chain tension too high
Chain edgeless
no oil in the tank
oil flow canal blocked
Rechargeable battery is low
Battery service life exhausted
Chain soiled
Chain blunt/worn
Non chain lubrication
Possible faults
Remedy
Charge the Li- ion battery
Check whether the lithium battery has engaged audibly.
not
inserted
Allow the lithium battery to warm up/cool down
Have the battery, motor or switch checked / repaired by a
licensed electrician or customer service or replaced by
original spare parts.
Contact the customer service
Chain must be regrinded or exchanged
Exchange chain
Check and adjust chain tension
Assemble chain again
Charge the Li-Ion battery (manual battery "Charging the
battery"
Contact the costumer service
Refill oil
Clean oil flow canal
Adjust chain tension
Chain must be regrinded or exchanged
Refill oil
Clean oil flow canal
Charge the Li-Ion battery (Section "Charging the battery")
Charging the rechargeable battery
Clean the chain
Chain must be reground or exchanged
Replenish oil (Section "Chain lubrication")
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