Carbon Brushes; Extension Cords - Bosch DH507 Instrucciones De Funcionamiento Y Seguridad

BM 1619929L06 06-12_BM 1619929L06 03-12.qxp 6/25/12 8:40 AM Page 10

CARbON bRUSHES

The brushes and commutator in your tool have
been engineered for many hours of
dependable service. To maintain peak
efficiency of the motor, we recommend every
two to six months the brushes be examined.
Only genuine Bosch replacement brushes
specially designed for your tool should be used.
bEARINGS
Bearings which become noisy (due to heavy
load or very abrasive material cutting) should
be replaced at once to avoid overheating or
motor failure.
REPLACEMENT OF CORD AND
CARbON bRUSHES
Your tool is designed to provide a qualified
service technician optimal access to replace
the carbon brushes and the cord. This
provides the service technician the ability to
replace these components without the need of
disassembling the entire tool housing.
If an extension cord is
WARNING
necessary, a cord with
adequate size conductors that is capable
of carrying the current necessary for your
tool must be used. This will prevent
excessive voltage drop, loss of power or
overheating. Grounded tools must use 3-wire
extension cords that have 3-prong plugs and
receptacles.
NOTE: The smaller the gauge number, the
heavier the cord.
Auxiliary Handle*
Carrying case*
WARNING
the power supply before cleaning or
performing any maintenance. The tool may
be cleaned most effectively with compressed
dry air. Always wear safety goggles when
cleaning tools with compressed air.
Ventilation openings and switch levers must be
kept clean and free of foreign matter. Do not
attempt to clean by inserting pointed objects
through openings.
CAUTION
parts. Some of these are: gasoline, carbon
tetrachloride, chlorinated cleaning solvents,
ammonia and household detergents that
contain ammonia.

Extension Cords

RECOMMENDED SIZES OF ExTENSION CORDS
120 VOLT ALTERNATING CURRENT TOOLS
Tool's
Ampere
Rating
3-6
6-8
8-10
10-12
12-16
Accessories
(*= standard equipment)
(**= optional accessories)
-10-
Cleaning
To avoid accidents always
disconnect the tool from
Certain cleaning agents and
solvents damage plastic
Wire Sizes in mm
Cord Size in A.W.G.
Cord Length in Feet Cord Length in Meters
25 50 100 150 15 30
18 16 16 14 0.75 0.75 1.5
18 16 14 12 0.75 1.0 2.5
18 16 14 12 0.75 1.0 2.5
16 16 14 12 1.0 2.5 4.0
14 12 — — — —
2
60 120
2.5
4.0
4.0
—
— —