Permissible Core Bit Diameters For Various Items Of Equipment; Preparations At The Workplace; Dd-Hd 30: Setting Up The Drill Stand And Setting The Drilling Angle - Hilti DD 250 Manual De Usuario

Optimum core bit
diameter
Ideal distance between the marking
on the anchor base plate and the
hole center
Ideal distance between the marking
on the anchor base plate and the
hole center
Ideal distance between the marking
on the vacuum base plate and the
hole center
Ideal distance between the marking
on the vacuum base plate and the
hole center

4.2 Permissible core bit diameters for various items of equipment

Ø without accessories
Ø without accessories
Ø with spacer
Ø with spacer
Ø with water collec-
tion system and wet-
type industrial vacuum
cleaner
Ø with water collec-
tion system and wet-
type industrial vacuum
cleaner

5 Preparations at the workplace

WARNING
Risk of injury. The drill stand may tip over or rotate if inadequately fastened.
▶ Before using the diamond coring machine, fasten the drill stand securely to the working surface
with an anchor or with a vacuum base plate.
▶ Use only anchors of a type suitable for the applicable material and observe the installation
instructions issued by the anchor manufacturer.
▶ Use a vacuum base plate only when the working surface is suitable for fastening the drill stand by
way of the vacuum fastening method.

5.1 DD-HD 30: Setting up the drill stand and setting the drilling angle

CAUTION
Risk of injury Risk of crushing parts of the body. Releasing the tilt mechanism on the drill stand may
cause the rail to tilt suddenly.
▶ Exercise caution. Wear protective gloves.
DD 250
1st gear 152 mm ... 450 mm 152 mm ... 500 mm 152 mm ... 500 mm
2nd gear 82 mm ... 152 mm
3rd gear 35 mm ... 82 mm
4th gear 12 mm ... 35 mm
13 in
330 mm
6 1/2 in
165 mm
DD 250
1/2 in ... 12 in
12 mm ... 300 mm
1/2 in ... 18 in
12 mm ... 450 mm
1/2 in ... 10 in
12 mm ... 250 mm
DD 200 for
DD­HD 30
82 mm ... 152 mm
35 mm ... 82 mm
•/•
13 in
330 mm
6 1/2 in
165 mm
DD 200 for DD­HD 30
1 3/8 in ... 12 in
35 mm ... 300 mm
1 3/8 in ... 20 in
35 mm ... 500 mm
1 3/8 in ... 10 in
35 mm ... 250 mm
3
DD 200 for
DD­ST 200
82 mm ... 152 mm
35 mm ... 82 mm
•/•
15 in
380 mm
8 1/2 in
215 mm
DD 200 for DD­ST 200
1 3/8 in ... 15 3/4 in
35 mm ... 400 mm
1 3/8 in ... 20 in
35 mm ... 500 mm
1 3/8 in ... 10 in
35 mm ... 250 mm
13