Operation; Switching On And Off - Hilti XBT 4000-A Manual De Instrucciones

7. Operation

The tool and the drilling operation
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emit noise.
Excessive noise may damage the
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hearing.
Wear ear protection as appropriate.
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The drilling procedure may cause the
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material to splinter.
Splintering material may cause injury
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to the body, respiratory passages and
the eyes.
Wear eye protection.
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Wear breathing protection and a safe-
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ty helmet as appropriate.
The chuck has rough surface.
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A rotating chuck can cause hand
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injuries.
Use protective gloves.
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7.1 Quick-release chuck
7.1.1 Opening the quick-release chuck
1. Open the quick-release chuck by turning the sleeve
until the insert tool can be fitted or removed.
7.1.2 Closing the quick-release chuck
1. Fit the insert tool into the chuck.
2. Tighten the chuck by turning the chuck sleeve firmly.

7.2 Switching on and off

Switch the drill off to avoid damage if a jammed bit stalls
the motor for more than 2 or 3 seconds.
1. The speed can be varied continuously between 0 and
the maximum by pressing the ON/OFF switch slowly.
7.3 Selecting sustained operation
The lockbutton for sustained operation can be used to
keep the motor running continuously at the optimum
speed with appropriate cooling.
Switch the drill off to avoid damage if a jammed bit stalls
the motor for more than 2 or 3 seconds.
1. Press the ON/OFF switch and hold it in.
2. Press the lockbutton.
3. Release the ON/OFF switch.
4. Release the lockbutton.
Printed: 07.07.2013 | Doc-Nr: PUB / 5071409 / 000 / 00
-CAUTION-
-CAUTION-
-CAUTION-
7.4 Ending sustained operation
1. Press the ON/OFF switch fully. The lockbutton will
spring back to its original position so that sustained
operation is ended.
7.5 Belt hook
This can be used to hang the drill from a belt in a posi-
tion close to the body. The hook's ideal position is 30°
above the horizontal.
1. Remove the battery.
2. Press the button I.
3. Lift the belt hook until it engages 30° above the hor-
izontal II.
Left-handed users can fit the belt hook on the other side
of the drill.
1. Press the button I.
2. Lower the belt hook 70° below the horizontal I.
3. Pull the belt hook out of its guide.
4. Push the belt hook into the guide on the other side of
the drill II. For this purpose, the scaffold hook must
lie against the battery, so that the guide slots in the
motor housing and scaffold hook are vertically aligned
to allow the pins to be secured III.
5. Lift the belt hook again until it engages in the hori-
zontal position III.
-WARNING-
Make sure that the belt hook is securely fixed.
7.6 Scaffold hook
This hook provides a convenient means of temporarily
hanging the drill from neighbouring scaffolding, e.g. to
free the hands for other tasks. It can be completely
removed if not required.
7.6.1 Removing the scaffold hook
1. Remove the battery.
2. Press the button I.
3. Lower the belt hook 70° below the horizontal II.
4. Pull the belt hook out of its guide III.
5. Remove the scaffold hook III.
6. Push the belt hook into the guide III.
7. Lift the belt hook again until it engages in the hori-
zontal position II.
7.6.2 Installing the scaffold hook
1. Press the button I.
2. Lower the belt hook 70° below the horizontal II.
3. Pull the belt hook out of its guide III.
4. Install the scaffold hook. For this purpose the scaf-
fold hook must lie against the battery, so that the guide
slots in the motor housing and scaffold hook are ver-
tically aligned to allow the pins to be secured.
5. Push the belt hook into the guide III.
6. Lift the belt hook again until it engages in the hori-
zontal position II.
7. Push the battery into the tool.
en
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