Rupes BH252R Manual De Instrucciones página 7

librettoBH252R 21-08-2007
7. INSERTING/REMOVING TOOLS
The tool holder 1 clamps drilling and chiselling
tools without a tool key.
INSERTING TOOLS
Before any work on the machine itself, pull
the mains plug!
Clean and lightly grease the tool shaft.
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Pull back the unlocking collar 3. Insert the tool
while turning into the tool holder until it latches.
Release the unlocking collar. Check whether the
tool is firmly seated.
Take care that the dust protection cap 2 is not
damaged.
Replace damaged dust protection caps!
REMOVING TOOLS
Slide the unlocking collar 3 to the rear and pull
out the tool.
ADJUSTING THE CHISEL
Set the rotation stop switch 4 to an intermediate
position. The chisel can now be turned by hand
to the required working position.
Return the rotation stop switch 4 to the initial
position . The chisel latches automatically as
soon as it is radially loaded by the working or chi-
selling process.
8. DRILL CHUCK (ACCESSORY)
For drilling work in metal, wood and plastic with
drills that have normal shafts, a drill chuck (13
mm max. chuck opening) is available. The drill
chuck is mounted on the adapter (accessory) for
screwdriver bits. All common drill chucks with
1/2" x 20 UNF internal threads (13 mm max.
chuck opening) can be used.
MOUNTING THE CHUCK
Before any work on the machine itself, pull
the mains plug!
Clean the threads of the drill chuck (accessory)
and the adapter 13 (accessory).
Screw the drill chuck onto the adapter and lock
the adapter in the same manner as a drill in the
tool holder. To tighten the drill chuck, set the rota-
tion stop switch 4 temporarily to position
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9. PRACTICAL TIPS
For metal, use only flawless, sharpened drills; for
stone and concrete, only masonry drills with hard
metal inserts.
Always adapt the speed to the material to be wor-
ked and the diameter of the drill. For precision
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working with metal and wood, place the machine
in a drill stand (accessory).
Do not apply to much pressure. The performance
is not increased in this manner.
The most effective method for chiselling is to
break out only small pieces of material.
DRILLING IN TILES
Start drilling slowly on the tile. After the tile is dril-
led through, switch to impact drilling.
SCREWDRIVING
Screwdriver bits can be inserted into the adapter
13 (accessory). Commercially available bits with
a hexagonal dimension of 6.3 mm or 1/4" (DIN
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3126, Form C) can be used.
The screwdriver bits are held in the adapter with
a spring ring. Therefore, use only bits with a
notch.
10. SLIP CLUTCH
If the drill becomes caught or jammed, the slip
clutch disengages.
Remove the load from the machine immediately
by pulling back the drill.
Always hold the machine firmly with both hands
and take a secure stance.
11. MAINTENANCE MEASURES
Always keep the ventilation slots clean.
Wipe off the accessible plastic parts regularly
with a cloth without cleaning agent.
After heavy use over a long period, the machine
should be taken to a Rupes service location for
Do not drill into hidden electri-
cal lines or gas and water
pipes. Check the area to be
worked with a metal detector,
for example, before starting.
IMPACT DRILLING -
CHISELING
Wear protective glasses and
hearing protection.
When chiselling, work only with protective
glasses and the auxiliary handle 11. Check
before starting to work if the rotation stop
switch 4 is engaged in the
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Before any work on the machine itself, pull
the mains plug!
position.
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