KNOVA KN AP-07B, Руководство по эксплуатации

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7. CORRECTIVE ACTION IN CASE OF FAILURE
(1) The operating
switch is switched
on, but the motor
is not working
SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION
(2) The operating
switch is switched
on, but unusual
noises can be
heard, the motor
is not working or
only very slowly.
For your own safety never remove parts or accessories of the electric tool during opera-
tion. In case of fault or damage have the electric tool repaired only by a specialist work-
shop or authorized service center.
8. LABELS ON YOUR TOOL (IF ANY)
Volts
Alternating current
No load speed
Class II tool
Wear ear protection
Hertz
Watts
Revolutions or
reciprocation per minute
To reduce the risk of injury, user
must read instruction manual
Wear eye protection
V
n
0
~
Hz
W
/min
or
min
-1
9. ENVIRONMENTAL PROTECTION
Do not dispose of in general household waste. Instead dispose of in an
environmental friendly way, contact your local recycling center of council for
advice. Please take the care of the environment very seriously.
(3) Motor gets hot.
(4) Frequent or
strong sparks on
the commutator
Wires in the mains plug or
in the socket are loose.
The switch is faulty.
Switch contact has failed
Component jammed
Too much thrust, as a result
the motor is dragging.
Foreign substances have got
inside the motor
Lack of or contaminated
lubrication grease
Pressure too high
Short circuit on the armature
Carbon brushes worn
out or jammed
Rough running of
the commutator
Have socket and plug
checked or repaired.
Have the switch replaced.
Have the switch replaced
Have the electric tool
checked or repaired
Use less thrust during
the task.
Have the foreign
substances removed
Have lubricating grease ap-
plied or replaced
Use less thrust during
the task
Have the armature replaced
Have the carbon
brushes checked
Have the surface of the
commutator cleaned or
ground