Oliver 4420, Owner'S Manual, Page: 11 / 25

9
DEPTH OF CUT
The cutting depth scale is a combination of inch /
metric scale, the cutting range is from
0 to 8" (204 mm).
*See page 15 for DRO instructions.
TABLE LOCKS
Before adjusting the table upward, or downward;
loosen knob A, after positioning to required position,
tighten knob A again to hold in position. (Fig.9)
CHECKING PULLEY ALIGNMENT
To verify that motor pulley (B) is in line with
the shaft pulley of (A), using the edge of a straight
scale check to see if they are on-line with each
other. (Fig.10). If out of alignment, loosen the motor
securing nuts as shown in Figure 11 and adjust as
necessary.
ADJUSTING BELT TENSION
Use the two nuts to adjust the belt tension (Fig.11)
When achieved proper position of adjustment tighten
bolts to hold in place.
Fig. 9
Fig. 16
Fig. 10
Fig. 11