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Maintenance And Inspection - Hitachi VB 16Y Handling Instructions Manual

Portable rebar cutter/bender
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5. Using hole to fix unit in place.
A hole is provided at the center of the unit to fix and
stabilize it. This hole comes in quite handy when used
in the following manner. (Fig. 14.)
For bending operation when the unit is fixed to a work
This hole will prove very convenient when the unit is
bolted to a suitable work bench. (Bolt size M10, less
than W3/8.)


To prevent accidents, always be sure to turn the switch
OFF and unplug the power cord from the receptacle.
1. Inspecting the mounting screws:
Regularly inspect all mounting screws and ensure that
they are properly tightened. Should any of the screws
be loose, retighten them immediately. Failure to do
so could result in serious hazard.
2. Maintenance of the motor
The motor unit winding is the very "heart" of the
power tool. Exercise due care to ensure the winding
does not become damaged and/or wet with oil or
3. Inspecting the carbon brushes (Fig. 15)
The motor employs carbon brushes which are
consumable parts. Since an excessively worn carbon
brush can result in motor trouble, replace the carbon
brushes with new ones which have the same carbon
brush No. shown in the figure when they become
worn to or near the "wear limit". In addition, always
keep carbon brushes clean and ensure that they slide
freely within the brush holders.
4. Replacing carbon brushes. (Fig. 14, Fig. 15)
Loosen the set screws and remove the tail cover.
Remove the brush caps and carbon brushes. After
replacing the carbon brushes, do not forget to tighten
the brush caps securely and to mount the tail cover
with set screws.
5. Service parts list
A: Item No.
B: Code No.
C: No. Used
D: Remarks
Repair, modification and inspection of Hitachi Power
Tools must be carried out by an Hitachi Authorized
Service Center.
This Parts List will be helpful if presented with the
tool to the Hitachi Authorized Service Center when
requesting repair or other maintenance.
In the operation and maintenance of power tools, the
safety regulations and standards prescribed in each
country must be observed.
Hitachi Power Tools are constantly being improved
and modified to incorporate the latest technological
Accordingly, some parts (i.e. code numbers and/or
design) may be changed without prior notice.
Due to HITACHI's continuing program of research and
development, the specifications herein are subject to
change without prior notice.
Information concerning airborne noise and vibration
The measured values were determined according to
The typical A-weighted sound pressure level: 80 dB (A).
Wear ear protection.
The typical weighted root mean square acceleration
value does not exceed 2.5 m/s



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