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4. Inspecting the carbon brushes (Fig. 6)
The M otor em ploys carbon brushes w hich are
consum able parts. When they becom e w orn to or
near the " w ear lim it" , it could result in m otor trouble.
When an auto-stop carbon brush is equipped, the
m otor w ill stop autom atically. At that tim e, replace
both carbon brushes w ith new ones w hich have the
sam e carbon brush Num bers show n in the figure.
In addition, alw ays keep carbon brushes clean and
ensure that they slide freely w ithin the brush holders.
5. Replacing carbon brushes
Loosen the tw o set screw s and rem ove the tail
cover. Rem ove the brush caps and carbon brushes.
After replacing the carbon brushes, tighten the brush
caps securely and install the tail cover w ith securely
tightening tw o set screw s.
6. Service parts list
A: Item No.
B: Code No.
C: No. Used
D: Rem arks
CAUTION:
Repair, m odification and inspection of Hitachi Pow er
Tools m ust be carried out by an Hitachi Authorized
Service Center.
This Parts List w ill be helpful if presented w ith the
tool to the Hitachi Authorized Service Center w hen
requesting repair or other m aintenance.
In the operation and m aintenance of pow er tools,
the safety regulations and standards prescribed in
each country m ust be observed.
M ODIFICATIONS:
Hitachi Pow er Tools are constantly being im proved
and m odified to incorporate the latest technological
advancem ents.
Accordingly, som e parts (i.e. code num bers and/or
design) m ay be changed w ithout prior notice.
NOTE:
Due HITACHI's continuing program of research and
developm ent, the specifications herein are subject to
change w ithout prior notice.
Information concerning airborne noise and vibration
The m easured values w ere determ ined according to
EN60745.
The typical w eighted root m ean square acceleration value:
2
8.9 m /s
6
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