Ryobi P220 - Manual (Page 14)

14
OPERATION
WARNING:
The hammer drill should never be connected to a
power supply when you are assembling parts, making
adjustments, cleaning, performing maintenance, or when
the tool is not in use. Disconnecting the tool will prevent
accidental starting that could cause serious injury.
ADJUSTING THE AUXILIARY HANDLE
ASSEMBLY
See Figure 8.
n
Loosen the auxiliary handle assembly by turning the knob
counterclockwise.
n Rotate the auxiliary handle assembly to the desired loca-
tion.
n Tighten the auxiliary handle assembly securely by turning
the knob clockwise.
ADJUSTING THE DEPTH GAUGE ROD
See Figure 9.
n
Lock the trigger switch by placing the rotation selector
in the center position.
n Loosen the auxiliary handle assembly by turning the knob
counterclockwise.
n Adjust the depth gauge rod so that the drill bit extends
beyond the end of the rod to the required drilling depth.
n Tighten the auxiliary handle assembly by turning the knob
clockwise.
ADJUSTING THE SPEED
See Figure 10.
The hammer drill has a three-speed gear train that provides a
super-high speed of approximately 2,200/min., a high speed
of approximately 750/min. and a low speed of approximately
370/min. (stated speeds are no-load with the trigger switch
in the “Full-on” position).
n
For super-high speed: Slide the three-speed gear train
switch to “3.”
n For high speed: Slide the three-speed gear train switch
to “2.”
n For low speed: Slide the three-speed gear train switch
to “1.”
NOTE: If you have difficulty changing from one gear
range to the other, turn the chuck by hand until the gears
engage.
CAUTION:
Never change gears while the tool is running. Failure to
obey this caution could result in serious damage to the
drill.
Fig. 10
HIGH
SPEED
2 3 1
LOW
SPEED
SUPER-HIGH
SPEED
15
Fig. 8
15
Fig. 9
DRILL BIT
DRILLING DEPTH
AUXILIARY
HANDLE
ASSEMBLY
AUXILIARY
HANDLE
ASSEMBLY
DEPTH GAUGE
ROD