NOTE:
Turn the selector lever (do not push the button) to check if it is completely locked and make sure that it does not turn.
(2)When fixing working positions of tools such as cold chisel, etc.,
(a)Push the button, release lock and turn the
selector lever.
Align ▲ of the selector lever and 
of the lever holder as illustrated in Fig. 7.
(b)Release the button to lock the selector lever.
Button | Lever holder |
Selector lever
Fig. 7
(c)Turn the grip as illustrated in Fig. 8 and fix the tool to the desired working direction.
Grip
Fig. 8
English
Fig. 9
CAUTION:
When the warming up operation is performed, hold the side handle and the main body securely with both hands to maintain a secure grip and be careful not to twist your body by the jammed drill bit.
6.How to use the drill bit (taper shank) and the taper shank adaptor.
(1)Install drill bit with taper shank in the taper shank adaptor. (Fig. 10)
Taper shank adaptor
Drill bit (Taper shank)
Fig. 10
(d)Switch the selector lever to “hammering” according to the procedures mentioned in the above item (1) and secure the position of the tool.
5.Warming up (Fig. 9)
The grease lubrication system in this unit may require warming up in cold regions.
Position the end of the bit so makes contact with the concrete, turn on the switch and perform the warming up operation. Make sure that a hitting sound is produced and then use the unit.
(2)Turn the power on and drill a base hole.
(3)After cleaning out dust with a syringe, attach the plug to the anchor tip and drive in the anchor with a manual hammer.
(4)To remove the drill bit with taper shank, insert a cotter into the slot of the taper shank adaptor, place supports under the Rotary Hammer and tap the cotter with a manual hammer. (Fig. 11)
9