BM 2609140358 12-05 12/6/05 3:28 PM Page 17
clearance hole in the first piece allows theset attachments. The technique is to start
screw head to pull the pieces tightly together.slowly, increasing speed as the nut or bolt runs
down. Set the nut or bolt snugly by slowing the
RUNNING NUTS AND BOLTS
tool to a stop. If this procedure is not followed,
Variable speed control must be used with
the tool will have a tendency to torque or twist
caution for driving nuts and bolts with socket
in your hands when the nut or bolt seats.
Maintenance
ServiceTo check brushes: Disconnect battery pack
NO USER SERVICEABLEfrom tool. Rotate brush cap at the rear part of
!WARNING
PARTS INSIDE. Preventivehousing counter-clockwise with a coin or
maintenance performed by unauthorizedFig. 14
personnel may result in misplacing of
internal wires and components whichFIG. 14
could cause serious hazard. We recom-
mend that all tool service be performed by a
Bosch Factory Service Center or Authorized
Bosch Service Station. SERVICEMEN:
Disconnect tool and/or charger from power
source before servicing.
BATTERIES
Be alert for battery packs that are nearing
their end of life. If you notice decreasedBRUSH
tool performance or significantly shorter
running time between charges then it is timeBRUSH
to replace the battery pack. Failure to do soCAP
can cause the tool to operate improperly or
Lift out the brushes; note which way they face,
damage the charger.
so that the brushes can be returned to their
Long term battery storage should be in
original position. New brushes can also be
the discharged state. Battery packs last
inserted turned 1801. Clean the brush holder
longer and re-charge better when they are
openings with compressed air or a clean cloth
stored discharged. Remember to fully re-
and replace the brushes and brush covers.
charge battery packs before using after
prolonged storage.After replacing brushes the tool should be run
at no-load and run it freely at full speed for 2
TOOL LUBRICATION
minutes before using the tool. This will allow
Your Bosch tool has been properly lubricated
the brushes to Oseat� properly and will give
and is ready for use.
you more hours of life from each set of
CARBON BRUSHESbrushes.
The brushes and commutator in your tool haveOnly genuine Bosch replacement brushes
been engineered for many hours ofspecially designed for your tool should be
dependable service.used.
If your tool runs sporadically, loses power,D.C. MOTORS
makes unusual noises or runs at a reducedThe motor in your tool has been engineered
speed, check the brushes. To continue usingfor many hours of dependable service. To
the tool in this condition will permanentlymaintain peak efficiency of the motor, we
damage your tool.recommend it be examined every six months.
Check both brushes. Usually the brushes willOnly a genuine Bosch replacement motor
not wear out simultaneously. If one brush isspecially designed for your tool should be
worn out, replace both brushes.used.
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ACEC
