! WARNING

BM 1619929E58 07-12_BM 1619929E58 07-12 8/1/12 8:02 AM Page 8

Assembly

!WARNING Disconnect the plug from the power source before

making any assembly, adjustments or changing accessories. Such preventive safety measures reduce the risk of starting the tool accidentally.

INSTALLING SDS-plus®ACCESSORIES

Clean the insert shank end of the accessory to remove any debris, then lightly grease with a light oil or lubricant.

Insert accessory into the chuck through the dust shield, while twisting and pushing inward until it locks automatically into place. Pull outward on the accessory to be certain it is locked into the chuck (Fig. 2).

NOTE: The high efficiency available from the rotary hammers can only be obtained if sharp and undamaged accessories are used. The "cost" to maintain sharp and undamaged accessories is more than offset by the "time saved" in operating the tool with sharp accessories.

REMOVING SDS-plus®ACCESSORIES Accessories may be hot after use. Avoid contact with skin

and use proper protective gloves or cloth to remove.

To remove an accessory, pull locking sleeve backward and pull bit forward. All accessories should be wiped clean after removing (Fig. 3).

FIG. 2

FIG. 3

SDS-plus®CHUCK

LOCKING SLEEVE

DUST SHIELD

Note: when replacing original SDS-plus quick change chuck, always make sure the replace- ment chuck has the proper number of identification grooves.

arrow B and remove from tool (Fig. 4).

ATTACHING SDS-plus®

QUICK CHANGE CHUCK (Model RH328VCQ only)

REMOVING THE SDS-plus®

QUICK CHANGE CHUCK (Model RH328VCQ only)

Grasp the locking ring of the SDS-plus quick change chuck and pull forcefully in direction of arrow A while pulling chuck in direction of

Before attaching the chuck apply a light coat of grease to end of the shank.

Grasp the SDS-plus chuck firmly with your hand and push it onto the tool with a twisting motion until you hear it lock into place (Fig. 5).

FIG. 4

LOCKING

RING

SDS-plus®QUICK CHANGE CHUCK

B

FIG. 5

IDENTIFICATION

GROOVES

A

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Bosch Power Tools RH328VCQ manual Assembly, SDS-plusCHUCK, Locking Sleeve Dust Shield, Locking Ring, Identification Grooves