Oliver 4420, Owner'S Manual, Page: 7 / 25

7
EXTENSION TABLE ASSEMBLY
Ask another person to provide assistance to hold an
extension table. Bolt the table to the machine using the
supplied bolts then place a straight edge on the table
as shown if Fig. 4. If they are not aligned, loosen the
bolts and adjust the alignment screws accordingly and
the tighten back the main bolts.
WARNING: Always disconnect the machine from
the power source before assembly or any servicing
to the machine.
DUST CHUTE ASSEMBLY
Mount the dust chute to the planer hood with hex head
screws and washers (A) & (B). Make sure the dust
collection system has sufficient capacity and
suction for your planer. Always turn on the
dust collection system before starting the planer.
Figure 5
CONSTRUCTING GAUGE BLOCK
Your Oliver planer has been adjusted at the factory and
should not need adjustment. Typically poor
performance can be attributed to dull knives however if
the knives are in good order it may be time to check the
machine. Construct a guage block as shown if Fig. 6.
Machine adjustments are found further along in this
manual.
Fig. 4
Fig. 5
Fig. 6