LEMAN PRC016, Руководство по эксплуатации, Страница: 30 / 38

Operating Manual & Parts List
OPERATION (CONTINUED)
Spindle
Rotation
Figure 20
–
Spindle Speed Adjustment
Spindle Motor
5 5
4 4
3 3
2 2
1 1
Recommended Drill Size per Material for 5 Speeds
Steel Steel Cast & Steel
Belt Zinc Alum. & Cast Iron Mild & Med. Stainless &
Location RPM Wood Diecast Brass Plastic & Bronze Malleable Carbon Tool
in/mm in/mm in/mm in/mm in/mm in/mm in/mm in/mm
5-5 2450 5/16 7.9 3/16 4.8 11/64 4.4 5/32 4.0 7/64 2.8 3/32 2.4 1/16 1.6 1/32 0.8
4-4 1870 3/8 9.5 1/4 6.4 7/32 5.6 3/16 4.8 1/8 3.2 3/32 2.4 1/16 1.6 3/64 1.2
3-3 1330 5/8 15.9 3/8 9.5 11/32 8.7 5/16 7.9 1/4 6.4 5/32 4.0 1/8 3.2 1/16 1.6
2-2 790 7/8 22.2 1/2 12.7 15/32 11.9 7/16 11.1 11/32 8.7 1/4 6.4 3/16 4.8 1/8 3.2
1-1 500 1 1 /
4
31.8 3/4 19.0 11/16 17.5 5/8 15.9 1/2 12.7 3/8 9.5 5/16 7.9 1/4 6.4
HEAD ADJUSTMENTS
Refer to Figures 21 and 22.
WARNING:
Be sure drill is turned off and is disconnected from
power source before adjusting head.
•
Head can be tilted 45
°
right and 90
°
left.
•
To tilt head loosen head angle lock handle. Then pull out guide
pin and turn guide pin 90
°
.
•
Tilt head to desired angle, aligning reference mark on ram
with corresponding angle on the scale. Secure in position
by tightening head angle lock handle.
•
To return head to 0
°
vertical position, loosen head angle lock
handle, rotate guide pin 90
°
and tilt head. The guide pin will
snap into slot at 0
°
vertical. Secure in position by tightening
head angle lock handle.
•
To move head forward and backward, loosen head angle lock
handle. Turn head traverse knob until head is in desired posi-
Head Rotation
Lock Handle
Guide Pin
Slot
tion. Secure head by tightening head angle lock handle.
•
To rotate head about the column, loosen head rotation lock
handle. Rotate head to desired position and secure by tighten-
ing head rotation lock handle.
Scale
Figure 22 - Left Side of Head Assembly
TABLE ADJUSTMENTS
•
Height adjustments: To adjust table, loosen locking handle and
turn crank handle to desired height. Immediately retighten table
bracket locking handle.
•
Rotation of work table : Loosen table locking handle and
rotate table to desired position and retighten handle.
(Refer to Figure 7, page 5).
•
Tilting work table: Loosen hex head bolt. Remove pin and nut.
To do this, tighten nut until pin slips out easily. Tilt table to
Reference Mark
Head Traverse Knob
Ram
Head Angle
Lock Handle
desired angle up to 45
°
and retighten hex head bolt. Reinsert
pin and nut when returning the table to 0
°
position.
•
To obtain more distance between chuck and table, the work
table can be rotated 180
°
and base can be used as a work sur-
face. This permits drilling of larger objects.
•
Clamp table securely after adjustments have been made.
(See Figure 23, page 10).
Figure 21 - Right Side of Head Assembly
9
EN