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Makita HR1840 Manual

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5 ENGLISH
ENGLISH (Original instructions)
SPECIFICATIONS
Model: HR1840 HR1841F
Capacities Concrete 18 mm
Core bit 35 mm
Diamond core bit (dry type) 65 mm
Steel 13 mm
Wood 24 mm
No load speed 0 - 2,100 min
-1
Blows per minute 0 - 4,800 min
-1
Overall length 285 mm
Net weight 2.0 - 2.4 kg 2.0 - 2.5 kg
Safety class
/II
• Duetoourcontinuingprogramofresearchanddevelopment,thespecicationshereinaresubjecttochange
without notice.
• Specicationsmaydifferfromcountrytocountry.
• Theweightmaydifferdependingontheattachment(s).Thelightestandheaviestcombination,accordingto
EPTA-Procedure01/2014,areshowninthetable.
Intended use
Thetoolisintendedforhammerdrillinganddrillingin
brick, concrete and stone.
It is also suitable for drilling without impact in wood,
metal, ceramic and plastic.
Power supply
Thetoolshouldbeconnectedonlytoapowersupplyof
the same voltage as indicated on the nameplate, and
canonlybeoperatedonsingle-phaseACsupply.They
are double-insulated and can, therefore, also be used
from sockets without earth wire.
Noise
ThetypicalA-weightednoiseleveldeterminedaccord-
ing to EN60745:
Model HR1840
Sound pressure level (L
pA
):87dB(A)
Sound power level (L
WA
):98dB(A)
Uncertainty(K):3dB(A)
Model HR1841F
Sound pressure level (L
pA
):87dB(A)
Sound power level (L
WA
):98dB(A)
Uncertainty(K):3dB(A)
WARNING: Wear ear protection.
Vibration
Thevibrationtotalvalue(tri-axialvectorsum)deter-
mined according to EN60745:
Model HR1840
Work mode: hammer drilling into concrete
Vibration emission (a
h, HD
): 10.0 m/s
2
Uncertainty (K) : 1.5 m/s
2
Work mode: drilling into metal
Vibration emission (a
h,D
) : 3.0 m/s
2
Uncertainty (K) : 1.5 m/s
2
Model HR1841F
Work mode: hammer drilling into concrete
Vibration emission (a
h, HD
): 7.5 m/s
2
Uncertainty (K) : 1.5 m/s
2
Work mode: drilling into metal
Vibration emission (a
h,D
) : 3.0 m/s
2
Uncertainty (K) : 1.5 m/s
2
NOTE:Thedeclaredvibrationemissionvaluehas
been measured in accordance with the standard test
method and may be used for comparing one tool with
another.
NOTE:Thedeclaredvibrationemissionvalue
may also be used in a preliminary assessment of
exposure.
WARNING:Thevibrationemissionduringactual
use of the power tool can differ from the declared
emission value depending on the ways in which the
tool is used.
WARNING: Be sure to identify safety measures
to protect the operator that are based on an estima-
tionofexposureintheactualconditionsofuse(taking
account of all parts of the operating cycle such as
the times when the tool is switched off and when it is
running idle in addition to the trigger time).
EC Declaration of Conformity
For European countries only
TheECdeclarationofconformityisincludedasAnnexA
to this instruction manual.
… 5 …


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