Bosch GBH 3-28 DFR Spécifications télécharger pdf (Page 17)

English | 17

Bosch Power Tools 1 609 929 Y58 | (23.3.11)

Assembly

f Before any work on the machine itself, pull the mains

plug.

Auxiliary Handle

f Operate your machine only with the auxiliary handle

12.

Changing the position of the auxiliary handle

(see figure A)

The auxiliary handle 12 can be set to any position for a secure

and low-fatigue working posture.

– Turn the bottom part of the auxiliary handle 12 in counter-

clockwise direction and swivel the auxiliary handle 12 to

the desired position. Then retighten the bottom part of the

auxiliary handle 12 by turning in clockwise direction.

Pay attention that the clamping band of the auxiliary handle is

positioned in the groove on the housing as intended for.

Adjusting the Drilling Depth (see figure B)

The required drilling depth X can be set with the depth stop

11.

– Press the button for the depth stop adjustment 10 and in-

sert the depth stop into the auxiliary handle 12.

The knurled surface of the depth stop 11 must face down-

ward.

– Insert the SDS-plus drilling tool to the stop into the SDS-

plus tool holder 3. Otherwise, the movability of the SDS-

plus drilling tool can lead to incorrect adjustment of the

drilling depth.

– Pull out the depth stop until the distance between the tip of

the drill bit and the tip of the depth stop correspond with

the desired drilling depth X.

Selecting Drill Chucks and Tools

For hammer drilling and chiselling, SDS-plus tools are re-

quired that are inserted in the SDS-plus drill chuck.

For drilling without impact in wood, metal, ceramic and plas-

tic as well as for screwdriving, tools without SDS-plus are

used (e.g., drills with cylindrical shank). For these tools, a

keyless chuck or a key type drill chuck are required.

GBH 3-28 DFR: The SDS-plus quick change chuck 2 can easi-

ly be replaced against the quick change keyless chuck 1 pro-

vided.

Changing the Key Type Drill Chuck

(GBH 3-28 DRE)

To work with tools without SDS-plus (e.g., drills with cylindri-

cal shank), a suitable drill chuck must be mounted (key type

drill chuck or keyless chuck, accessories).

Mounting the Key Type Drill Chuck (see figure C)

– Screw the SDS-plus adapter shank 17 into a key type drill

chuck 16. Secure the key type drill chuck 16 with the se-

curing screw 15. Please observe that the securing

screw has a left-hand thread.

Inserting the Key Type Drill Chuck (see figure C)

– Clean the shank end of the adapter shank and apply a light

coat of grease.

– Insert the key type drill chuck with the adapter shank into

the tool holder with a turning motion until it automatically

locks.

– Check the locking effect by pulling the key type drill chuck.

Removing the Key Type Drill Chuck

– Push the locking sleeve 5 toward the rear and pull out the

key type drill chuck 16.

Removing/Inserting the Quick Change Chuck

(GBH 3-28 DFR)

Removing the Quick Change Chuck (see figure D)

– Pull the lock ring for the quick change chuck 6 toward the

rear, hold it in this position and pull off the SDS-plus quick

change chuck 2 or the quick change keyless chuck 1 to-

ward the front.

After removing, protect the replacement chuck against con-

tamination.

Inserting the Quick Change Chuck (see figure E)

f Use only model-specific original equipment and pay at-

tention to the number of identification grooves 19. On-

ly quick-change chucks with two or three identification

grooves are permitted. When an unsuitable quick-change

Operating Mode

Material

Concrete Ø 4–28 mm

SDS-plus

–

Brickwork

Ø 40–82

SDS-plus

–

Steel

––

Ø –13 mm

SDS-plus

Wood

––

Ø –30 mm

SDS-plus

Operating Mode

Material

OBJ_BUCH-770-005.book Page 17 Wednesday, March 23, 2011 2:38 PM

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 221 222

Commentaires sur ces manuels

Pas de commentaire

Bosch GBH 3-28 DFR Spécifications Page 17

Commentaires sur ces manuels

Produits connexes et manuels pour Marteaux rotatifs Bosch GBH 3-28 DFR