Hitachi DH 22PB instruction manual Rotation + Hammering, Rotation only

Fig. 10

English

2.Rotation + Hammering

This rotary hammer can be set to rotation and hammering mode by pressing the push button and turning

the change lever to mark. (Fig. 7)

(1)Mount the drill bit.

(2)Pull the trigger switch after applying the drill bit tip to the drilling position. (Fig. 8)

(3)Pushing the rotary hammer forcibly is not necessary at all. Pushing slightly so that drill dust comes out gradually is just sufficient.

Change Lever

Push Button

Fig. 7

Fig. 8

CAUTION:

◯When the drill bit touches an iron reinforcing rod, the bit will stop immediately and the rotary hammer will react to revolve. Therefore please grip the side handle and handle tightly as shown in Fig. 8.

3.Rotation only

This rotary hammer can be set to rotation only mode by pressing the

push button and turning the change lever to mark. (Fig. 9)

To drill a wood or metal material using the separately sold drill chuck and chuck adaptor, proceed as follows. Installing drill chuck and chuck adaptor (Fig. 10):

(1)Attach the drill chuck to the chuck adaptor.

(2)The part of the SDS-plus shank is the same as the drill bit. Therefore, refer to the item of ÒMounting the drill bitÓ for attaching it.

Drill Chuck

Push Button

Change Lever

Fig. 9

Front Cap Grip

Part of SDS-plus shank

Chuck Adaptor

CAUTION:

◯Application of force more than necessary will not only reducing drilling efficiency at all, but will deteriorate the tip edge of the drill bit and reduce the service life of the rotary hammer in addition.

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