Bosch AKE 30-19 S Operating Instructions Manual page 26

Fault Finding
The following table gives checks and actions that you can perform if your machine does not operate correctly.
If these do not identify/remedy the problem, contact your service agent.
Warning: Switch off and remove plug from mains before investigating fault.
Symptom
Chain saw fails to oper-
ate
Chain saw operates
intermittently
Dry chain
Kickback Brake/Run
Down Brake
Chain/chain bar over-
heats
Chain saw rips, vibrates,
does not saw properly
26 • F016 L70 506 • TMS • 19.10.07
Possible Cause
Kickback brake is activated
No power
Mains socket faulty
Extension cord damaged
Fuse faulty
Extension cord damaged
Loose connection
Internal wiring defective
On/Off switch defective
No oil in reservoir
Vent in oil filler cap clogged
Oil passage clogged
Brake does not stop chain
No oil in reservoir
Vent in oil filler cap clogged
Oil passage clogged
Chain is over tensioned
Dull chain
Chain tension too loose
Dull chain
Chain worn out
Chain teeth are facing in the wrong
direction
English - 26
Remedy
Pull hand guard 5 back in position
so that the red dot is covered
Check power
Use another socket
Check cord, replace
Replace fuse
Check cord, replace
Contact service agent
Contact service agent
Contact service agent
Refill oil
Clean cap
Clean oil passage outlet
Contact service agent
Refill oil
Clean cap
Clean oil passage outlet
Adjust chain tension
Sharpen chain or replace
Adjust chain tension
Sharpen chain or replace
Replace chain
Reassemble with chain in correct
direction