Bosch EasyChain 18V-15-7 Original Instructions Manual page 31

Limbing a Branch or Tree (see figure J)
– Limbing is removing the small branches from a fallen tree
or large branch.
– Leave larger lower limbs to support the log off the ground.
– Remove the smaller limbs in one cut.
Troubleshooting
The following chart lists problem symptoms, possible causes and corrective action, if your power tool does not operate prop-
erly. If these do not identify and correct the problem, contact your service agent.
Warning: Switch off and remove the battery prior to any troubleshooting.
Problem Possible Cause
Pruner saw fails to op- Battery discharged
erate
Battery not fully connected
Motor protector has activated
Battery too hot/cold
Chain tension too high
Saw chain will not Battery discharged
move
Power tool defective
Area under SDS cover clogged
No oil on saw chain
Pruner saw operates Internal loose contact
intermittently
On/Off switch (5) defective
Saw chain dry No oil on saw chain
Saw chain/guide bar No oil on saw chain
hot
Chain tension too high
Dull saw chain
Pruner saw rips, vi- Saw chain tension too loose
brates or does not saw
properly
Dull saw chain
Saw chain worn out
Saw chain teeth are facing in the wrong direction Reassemble with saw chain in correct direction
Excessive vibrations/ Power tool defective
noise
Sawing time per bat- Too much friction, due to lack of lubricant
tery charge too low
Saw chain dirty
Poor sawing technique
Bosch Power Tools
– Be careful when cutting branches/twigs, as these can
spring or bounce back.
– Never use the pruner saw on a ladder or above shoulder
height.
– Sawing is optimized when the chain speed remains
steady during cutting.
Corrective Measure
Recharge battery; also see "Battery Charging"
Ensure both locking levels are engaged
Allow motor to cool
Allow to cool/warm
Retension the saw chain, see also (see "Mounting
and Tensioning the Saw Chain (see figures B1 –
B7)", page 29). Use tension aid (26).
Recharge battery; also see "Battery Charging"
Contact your Bosch Service Centre
See "Maintenance and Cleaning"
Retension the saw chain, see also (see "Mounting
and Tensioning the Saw Chain (see figures B1 –
B7)", page 29) and oil saw chain; also see (see
"Saw chain Lubrication (see figure C)", page 29).
Use tension aid (26).
Contact your Bosch Service Centre
Contact your Bosch Service Centre
Oil saw chain; also see(see "Saw chain Lubrica-
tion (see figure C)", page 29).
Oil saw chain; also see(see "Saw chain Lubrica-
tion (see figure C)", page 29).
Retension the saw chain, see also(see "Mounting
and Tensioning the Saw Chain (see figures B1 –
B7)", page 29). Use tension aid (26).
Replace saw chain
Retension the saw chain, see also(see "Mounting
and Tensioning the Saw Chain (see figures B1 –
B7)", page 29). Use tension aid (26).
Replace saw chain
Replace saw chain
Contact your Bosch Service Centre
Oil saw chain; also see (see "Saw chain Lubrica-
tion (see figure C)", page 29).
Clean saw chain
(see "Working with the pruner saw", page 30)
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