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Page 10

CHUCK REMOVAL

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CHUCK REMOVAL

See Figure 9.

Whenever necessary to remove the chuck for replacement,
etc., use the following procedure for chuck removal:

1. UNPLUG YOUR DRILL.

WARNING:

Failure to unplug your drill could result in accidental
starting causing serious injury.

2. Open chuck jaws.

3. Insert a 5/16 inch or larger hex key wrench (Allen

wrench) into the chuck of your drill and tighten the
chuck jaws securely.

4. Tap sharply with a mallet in a counterclockwise direc-

tion.

5. This will loosen the chuck on the spindle.

6. It can now be unscrewed by hand. 

See Figure 9.

7. Open the chuck jaws and remove hex key wrench.

TO RETIGHTEN A LOOSE CHUCK

The chuck may at times become loose on the spindle and
develop a wobble. To tighten, follow these steps:

1. UNPLUG YOUR DRILL.

WARNING:

Failure to unplug your drill could result in accidental
starting causing serious injury.

2. Insert hex key wrench into chuck and tighten chuck

jaws securely.

3. Tap Allen wrench sharply with a mallet in a clockwise

direction.

4. This will tighten the chuck on the spindle.

5. Open the chuck jaws and remove hex key wrench.

Fig. 9

OPERATION

KEYLESS

CHUCK

KEYLESS

CHUCK JAWS

MALLET

HEX KEY WRENCH

(ALLEN WRENCH)

Summary of Contents for D28VSR

Page 1: ...years of rugged trouble free performance CAUTION Carefully read through this entire owner s manual before using your new drill Pay close attention to the Rules for Safe Operation Warnings and Cautions...

Page 2: ...by themselves eliminate any danger The instructions or warnings they give are not substitutes for proper accident prevention measures SYMBOL MEANING SAFETY ALERT SYMBOL Indicates caution or warning M...

Page 3: ...heat oil and sharp edges 15 SECURE WORK Use clamps or a vise to hold work Both hands are needed to operate the tool 16 DON T OVERREACH Keep proper footing and balance at all times Do not use on a ladd...

Page 4: ...cated elsewhere in this instruction manual 31 DO NOT USE TOOL IF SWITCH DOES NOT TURN IT ON AND OFF Have defective switches replaced by an authorized service center 32 DRILLING INTO ELECTRICAL WIRING...

Page 5: ...d the motor will overheat If this tool does not operate when plugged into an outlet double check the power supply KNOW YOUR ELECTRIC DRILL See Figure 1 Before attempting to use your drill familiarize...

Page 6: ...o turn your drill OFF LOCK ON BUTTON See Figure 3 Your drill is equipped with a lock on feature which is convenient when continuous drilling for extended periods of time is required To lock on depress...

Page 7: ...of your drill Turn counterclockwise to decrease the speed and torque of your drill If you desire to lock the switch on at a given speed depress the switch trigger push in and hold the lock on button a...

Page 8: ...could cause drill bit to be thrown from your drill resultinginpossibleseriouspersonalinjuryordamagetoyour chuck 4 Tighten the chuck jaws securely on drill bit 5 To tighten the chuck jaws on drill bit...

Page 9: ...ressure to keep the bit cutting Do not force your drill or apply side pressure to elongate a hole Let your drill and bit do the work See Figure 8 WARNING Be prepared for binding or breakthrough When t...

Page 10: ...5 This will loosen the chuck on the spindle 6 It can now be unscrewed by hand See Figure 9 7 Open the chuck jaws and remove hex key wrench TO RETIGHTEN A LOOSE CHUCK The chuck may at times become loos...

Page 11: ...is heavy enough to carry the current the tool will draw A wire gage size A W G of at least 16 is recommended for an extension cord 100 feet or less in length When working outdoors use an extension cor...

Page 12: ...Ryobi Authorized Service Center You can also check our web site at www ryobi com for a complete list of Authorized Service Centers MODEL NO AND SERIAL NO The model number of this tool will be found o...

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