Planer/Moulder Operations

Symptom

Possible Cause

Possible Solution

 

 

 

 

 

Excessive snipe (gouge in the end of

1.

Outfeed extension slopes down or is

1.

Shim the outfeed extension wing level

the board that is uneven with the rest of

 

not level with the main table.

 

with the main table.

the cut).

2.

Workpiece is not supported as it

2.

Hold the workpiece up slightly as it

 

Note: A small amount of snipe is inevi-

 

leaves the planer.

 

leaves the outfeed end of the planer.

 

 

 

 

table with all types of planers. The key is

 

 

 

 

minimizing it as much as possible.

 

 

 

 

 

 

 

 

 

Workpiece stops/slows in the middle of

1.

Taking too heavy of a cut.

1.

Take a lighter cut.

the cut.

2.

Headstock height set too low.

2.

Slightly raise the height of the head-

 

 

 

 

stock.

 

3.

Pitch and glue build up on planer

3.

Clean internal cutterhead components

 

 

components.

 

with a pitch/resin dissolving solvent.

 

 

 

 

 

Chipping (consistent pattern).

1.

Knots or conflicting grain direction in

1.

Inspect workpiece for knots and grain

 

 

wood.

 

direction; only use clean stock.

 

2.

Nicked or chipped knife.

2.

Replace the affected knife (Page 27),

 

 

 

 

or have it sharpened.

 

3.

Feeding workpiece too fast.

3.

Slow down the feed rate.

 

4.

Taking too deep of a cut.

4.

Take a smaller depth of cut. (Always

 

 

 

 

reduce cutting depth when surface

 

 

 

 

planing or working with hard woods.)

 

 

 

 

 

Chipping (inconsistent pattern).

1.

Chips aren't being properly expelled

1.

Check and clean fan housing and

 

 

from the cutterhead.

 

dust collection system for debris.

 

 

 

 

 

Fuzzy grain.

1.

Wood may have high moisture con-

1.

Check moisture content and allow to

 

 

tent or surface wetness.

 

dry if moisture is too high.

 

2.

Dull knives.

2.

Replace the knives (Page 27) or have

 

 

 

 

them professionally sharpened.

 

 

 

 

 

Long lines or ridges that run along the

1.

Nicked or chipped knife(s).

1.

Replace the knives (Page 27) or have

length of the board

 

 

 

them professionally sharpened.

 

 

 

 

 

Uneven knife marks, wavy surface, or

1.

Feeding workpiece too fast.

1.

Slow down the feed rate.

chatter marks across the face of the

2.

Knives not installed evenly.

2.

Adjust the knives so they sit on both

board.

3.

Worn cutterhead bearings.

 

knife location collars.

 

 

 

 

 

3.

Replace cutterhead bearings.

 

 

 

 

 

Glossy surface.

1.

Knives are dull.

1.

Replace the knives (Page 27) or have

 

 

 

 

them professionally sharpened.

 

2.

Feed rate too slow.

2.

Increase the feed rate.

 

3.

Cutting depth too shallow.

3.

Increase the depth of cut.

 

 

 

 

 

Uneven or crooked moulding pass.

1.

Fence guide not adjusted correctly.

1.

Ensure guide boards are parallel and

 

 

 

 

adjusted correctly (Page 21)

 

 

 

 

 

-26-

Model G0477 15" Planer/Moulder

Page 28
Image 28
Grizzly G0477 owner manual Planer/Moulder Operations