SM 2610993480 7/00 8/3/00 12:40 PM Page 7
Operating Instructions
TRIGGER CONTROLLED VARIABLE SPEED Your tool is equipped with a variable speed trigger switch. The tool speed can be controlled from minimum to maximum nameplate rated RPM by the pressure you apply to the trigger. Apply more pressure to increase the speed and release pressure to decrease speed (Fig. 1).
"LOCK-ON" BUTTON
The
TO LOCK TRIGGER "ON": squeeze trigger, depress button and release trigger.
TO UNLOCK THE TRIGGER: squeeze trigger and release it without depressing the "Lock- ON" button.
If the
the trigger can not be released.
FORWARD/REVERSING LEVER &
TRIGGER LOCK
Your tool is equipped with a forward/reversing lever and trigger lock located above the trigger (Fig. 1). This lever was designed for changing rotation of the chuck, and for locking the trigger in an“OFF” position to help prevent accidental starts. For forward rotation, (with the chuck pointed away from you) move lever to the far left. For reverse rotation move the lever to the far right. To activate trigger lock move lever to the center off position.
! | CAUTION | Do not change direction of | |
rotation until the tool comes | |||
|
|
to a complete stop. Shifting during rotation of the chuck can cause damage to the tool.
PRESET SPEED ADJUSTING DIAL
This feature enables you to preset the trigger at desired speeds by rotating the dial on the trigger to a higher or lower setting. Regardless of the pressure applied on the trigger, the tool will not operate any faster than maximum speed setting selected.
MODE SELECTOR SWITCH
The mode selector switch allows the tool to be set for various drilling applications. Slide the switch right or left depending on the below applications (Fig. 2).
Drill only action: For drilling in woods, metals, plastics or other non concrete materials.
Drill with hammer action: For drilling in concrete, asphalt, tile or other similar hard materials.
FIG. 2
INSERTING BIT
For small bits, open jaws enough to insert the bit up to the flutes. For large bits, insert the bit as far as it will go. Center the bit as you close the jaws by hand. This positions the bit properly, giving maximum contact between the chuck jaws and the bit shank.
KEYED MODELS
To tighten chuck, insert key into each of the three key holes in succession and tighten firmly. The chuck can be released by using one hole only (Fig. 3).
KEYLESS MODELS
To tighten, hold the chuck collar firmly with one hand and securely tighten the chuck sleeve with the other hand (Fig. 4).
! WARNING | To prevent friction burns, or |
| possible hand injury, do not |
|
loosen or tighten the chuck by using the power of the drill.
FIG. 3
Counter
Clockwise Clockwise
FIG. 4
CHUCK CHUCK
COLLAR SLEEVE