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TOOL MAINTENANCE
WARNING: Before any work on the machine
itself, pull the power plug.
1. Avoid the tool vibration or impact, and keep
it from oil and grease.
2. Inspect bolts periodically. If the bolts loosen,
tighten them immediately, or will result in serious
accident.
3. Inspect tool cords periodically(Use YCW
style). If damaged, have repaired at your
nearest Authorized Service Center. This tool
was used with the power cord as a particular
structure, don't replace the power cord without
authorization, such as replacement, please go
to the Authorized Service Center.
4. Keep the rents clean. Clean all parts of the
tool, clean dust periodically. To prevent debris
entry.
5. Change the brush. Inspect and change the
brush by Authorized Service Center to ensure
safety operation and long use life.
6. All service MUST only be performed by
Authorized Service Center. ALWAYS use only
accessories that are recommended for this tool.
7. Cleanliness. Avoid the use of plastic cracks caused
by damage to the solvent. Use clean cloths and mild
soap to clean the plastic housing.
Trouble Shooting
Problems
1. The motor stops running 1. Unconnected to power source
2. Running slowly (Not
running) with the noise
at the beginning of
power turn-on
3. Commutator sparkle
4. Running slowly with
the noise in process of
working
8
Reasons
2. Plugs not fully connect
3. Switch out of work
4.Brushs not touch the commutator 4. Replace the brushs with two new
1. Switch out of work
2. Mechanical trouble
1. Armature short circuit
2. Poor connection between the
brush and the commutator
3. Commutator surface not smooth
1. Grinding wheel worn out
2. Grinding wheel touched
reinforcing steel bar
ENVIRONMENT PROTECTION
1. Tool, accessories and packaging should be
sorted for environment-friendly recycling.
2. Power tools and accessories at the end of
their service life still contain large amounts of
valuable raw materials and plastics which can
likewise be fed back into a recycling process.
3. Some dust created by working contains
harmful chemicals must be collected by
special garbage recycle site.
SERVICE
1. In case of guarantee, repair or purchase
of replacement parts, always contact the
qualified service center. And supplied with the
efficient service card and invoice.
2. It is without the scope of guarantee when the
tool was normal wear, overload or improper
use of damage.
Noise/vibration lever
AG9210≤94 dB
Ways to Solve The Problems
1. Connect to power source
2. Check all plugs
3. Replace or repair the switch
ones
1. Replace or repair the switch
2. Check mechanical parts
1. Repair the armature
2. Replace it with a new one
3. Clean the commutator surface
1. Replace it with a new one
2. Chose another work place
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