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3. To set the operation speed, turn the drill spindle and
at the same time move the gear selector. Set the
gear selector in the correct position for the operation.
CAUTION: Do not move the mechanical
gear selector when the product is on.
There is a risk of damage to the
gearbox.
4. Turn the electronic gear selector to select an
applicable speed for the operation. Refer to
Recommended drill bit diameters on page 14 .
5. Make sure that the water system is open.
1320 - 001 - 14.10.2019
6. Set the ON/OFF switch to "1".
To operate the product
WARNING: If the PRCD engages, remove
the drill bit from the hole before you push
"RESET".
WARNING: Dangerous accidents can occur
if the concrete core stays in the drill bit when
you remove the drill bit from the hole.
CAUTION: Make sure that no objects hit the
drill bit.
CAUTION: Do not use more force than
necessary. This only makes the operation
slow and causes overload to the motor.
1. Start the motor. Refer to
page 8 .
2. Let the motor speed increase to the maximum speed
before the drill bit touches the surface.
3. Push the drill bit into the surface with the feed lever.
4. If you drill through iron reinforcements, use more
initial pressure and a lower gear than if there were
no iron reinforcements.
5. Use very small pressure initially to keep the drill bit in
correct position.
6. During operation, make sure that the water removes
all waste material from the drill hole. Adjust the water
pressure if it is necessary.
7. Stop the motor. Refer to
10 .
Load indicator
CAUTION: Do not cause overload to the
product again and again as this damages
the product. The load indicator shows the
power output which does not always mean
the best recommendation for the operation.
To start the product on
To stop the product on page
9
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