INSTALLING BITS
See Figure 7.
•Lock the switch trigger by placing the direction of rotation selector in center position. See Figure 13.
•Open or close chuck jaws to a point where the open- ing is slightly larger than the bit size you intend to use. Also, raise the front of your drill slightly to keep the bit from f;_lling out of the chuck jaws.
•Insert drill bit into chuck the full length of the jaws as shown in Figure 7.
CHUCKJAWS
DRILLBIT
LOCK
CHUCKSLEEVE
RIGHT | Fig. 7 |
•Tighten the chuck jaws on drill bit. To tighten, grasp and hold the drill with one hand, while rotating the chuck sleeve with your other hand.
Note: Rotate the chuck sleeve in the direction of the arrow marked LOCK to tighten chuck jaws.
•Do not use a wrench to tighten or loosen the chuck jaws.
,_ WARNING: Do not insert drill bit into chuck jaws and tighten as shown in Figure 8. This could cause drill bit to be thrown from drill resulting in possible serious personal injury or damage to the chuck.
REMOVING BITS
See Figure Z
•Lock the switch trigger by placing the direction of rotation selector in center position. See Figure 13.
•Loosen the chuck jaws from drill bit.
•To loosen, grasp and hold the drill with one hand, while rotating chuck sleeve with your other hand.
Note: Rotate chuck sleeve in the direction of the arrow marked UNLOCK to loosen the chuck jaws.
•Do not use a wrench to tighten or loosen the chuck jaws.
•Remove drill bit from chuck jaws.
USING DEPTH GAGE ROD
See Figure 9.
A depth gage rod has been packed with your hammer drill to assist you in controlling the depth of drilled holes.
•Loosen wing screw on auxiliary handle.
•Orient depth gage rod so that markings on depth gage rod face markings on wear plate. See Figure 4. Insert depth gage rod through hole on auxiliary handle.
•Adjust depth gage rod so that the drill bit extends beyond the end of the. rod to the required drilling depth.
•Tighten wing screw securely. This secures depth gage rod at desired depth of cut. It also secures auxiliary handle.
WING
SCREW
WEAR
PLATE
DRILLBIT
TO
DEPTH
| DRILLING | AUXILIARY |
| DEPTH | HANDLE |
DRILLING |
|
|
DEPTH | MARKINGSON |
|
| DEPTHGAGEROD | Fig. 9 |
When drilling holes with the depth gage rod installed, the desired hole depth has been reached when the end of the rod comes in contact with the surface of the material
being drilled.
Fig. 8
10