RIDGID R71211 Manual Del Operador página 11

MAINTENANCE
LUBRICATION
All of the bearings in this tool are lubricated with a sufficient
amount of high grade lubricant for the life of the unit under
normal operating conditions. Therefore, no further lubrica-
tion is required.
CHUCk REMOVAL
See Figure 10 - 12, page 14.
The chuck may be removed and replaced with a new one.
 Unplug the drill.
 Open chuck jaws using the provided chuck key.
 Insert a 3/8 inch (10 mm) or larger hex key wrench into
the chuck of the drill and tighten the chuck jaws securely.
 Tap the hex key wrench sharply with a mallet in a clock-
wise direction. This will loosen the screw in the chuck for
easy removal.
 Open chuck jaws and remove hex key. Remove the chuck
screw by turning it in a clockwise direction.
NOTE: The screw has left-hand threads.
 Insert hex key wrench in the chuck and tighten chuck
jaws securely.
 Tap sharply with a mallet in a counterclockwise direc-
tion.This will loosen chuck on the spindle. It can now be
unscrewed by hand.
ACCESSORIES
Look for these accessories where you purchased this product.
 Mixing Wands
 High Speed Bits ...............................................................................................................................................1/2 in. Max.
 Wood Boring Bits ..........................................................................................................................................1-1/2 in. Max.
 Self Feed Bit ................................................................................................................................................2-9/16 in. Max.
 Auger Bit .......................................................................................................................................................1-1/2 in. Max.
 Hole Saw, Steel ................................................................................................................................................... 3 in. Max.
 Hole Saw, Wood .................................................................................................................................................. 5 in. Max.
WARNING:
Current attachments and accessories available for use with this product are listed above. Do not use any
attachments or accessories not recommended by manufacturer of this product. The use of attachments or
accessories not recommended can result in serious personal injury.
NOTE: FIGURES (ILLUSTRATIONS) START ON PAGE 13
AFTER FRENCH AND SPANISH LANGUAGE SECTIONS.
TO RETIGHTEN A LOOSE CHUCk
See Figure 10, page 14.
The chuck may become loose on the spindle and develop
a wobble. Also, the chuck screw may become loose, caus-
ing the chuck jaws to bind and prevent them from closing.
To tighten:
 Unplug the drill.
 Open the chuck jaws.
 Insert the hex key wrench into the chuck and tighten the
chuck jaws securely. Tap the hex key sharply with a mallet
in a clockwise direction. This will tighten the chuck on the
spindle.
 Open the chuck jaws and remove the hex key wrench.
 Tighten the chuck screw by turning counterclockwise.
NOTE: The chuck screw has left hand threads.
BRUSH REPLACEMENT
See Figure 13, page 14.
The drill has externally accessible brushes that should be
periodically checked for wear.
 Unplug the drill.
 Remove the brush cap with a flat blade screwdriver. The
brush assembly is spring loaded and will pop out when
you remove the brush cap.
 Remove the brush assembly (brush and spring).
 Check for wear. If worn, always replace in pairs.
Do not replace one side without replacing the other.
11 - English