Before Use; Operation; Preparing For Use - Hilti TE 300-AVR Manual De Instrucciones

6 Before use

CAUTION
en
Check the insert tool for damage or uneven wear each
time before use.

7 Operation

DANGER
Always hold the power tool securely with both hands
on the gripping surfaces provided. Keep the grips dry,
clean and free from oil and grease.
CAUTION
Use clamps or a vice to hold the workpiece securely.

7.1 Preparing for use

7.1.1 Fitting the chisel or other tool 2
CAUTION
Wear protective gloves when changing insert tools
as the insert tools get hot through use and they may
have sharp edges.
1. Disconnect the supply cord plug from the power
outlet.
2. Check that the connection end of the chisel is clean
and lightly greased. Clean it and grease it if neces-
sary.
3. Push the chisel into the chuck and rotate it while
applying slight pressure until it engages in the guide
grooves.
4. Push the chisel further into the chuck until it is heard
to engage.
5. Check that the chisel has engaged correctly by
pulling it.
7.1.2 Removing the chisel 3
CAUTION
Wear protective gloves when changing insert tools
as the insert tools get hot through use and they may
have sharp edges.
1. Disconnect the supply cord plug from the power
outlet.
2. Open the chuck by pulling back the locking sleeve.
3. Pull the chisel out of the chuck.
20
6.1 Use of extension cords and generators or
transformers
Please refer to section 2 "Description".
7.1.3 Removing the chuck 4
CAUTION
Wear protective gloves when changing the chuck.
1. Disconnect the supply cord plug from the power
outlet.
2. Pull the chuck sleeve forward and hold it securely.
3. Remove the chuck by pulling it away from the power
tool.
7.1.4 Fitting the chuck 5
CAUTION
Wear protective gloves when changing the chuck.
1. Disconnect the supply cord plug from the power
outlet.
2. Grip the chuck sleeve, pull it forward and hold it
securely in this position.
3. Slide the chuck onto the guide tube from the front
and then release the sleeve.
4. Rotate the chuck until it is heard to engage.
7.2 Operation
CAUTION
Working on the material may cause it to splinter. Wear
eye protection and protective gloves. Wear breathing
protection if no dust removal system is used. Splin-
tering material presents a risk of injury to the eyes and
body.
CAUTION
The work generates noise. Wear ear protectors. Expos-
ure to noise can cause hearing loss.