TROUBLESHOOTING GUIDE

SYMPTOM

 

 

POSSIBLE CAUSE

CORRECTIVE ACTION

 

 

 

 

 

Lines or ridges in on board

1.

Nicked or chipped knives.

1.

Inspect and sharpen the cutterhead knives.

 

 

 

 

 

 

Uneven knife

marks on

1.

One or more knives out of alignment.

1.

Reset the knives in the cutterhead, using the knife setting jig.

board

 

 

 

 

 

See page 36-37.

Wavy surface

or

chatter

1.

Board being fed too fast.

1.

Slow down the feed rate and feed consistently. DO NOT stop or

marks on board

 

 

 

 

 

hesitate during feeding.

 

 

 

2.

Knives set incorrectly.

2.

Inspect and sharpen the cutterhead knives. Reset knives in cut-

 

 

 

 

 

 

terhead, using the knife setting jig. See page 36-37.

 

 

 

 

 

Board edge is concave or cr

1.

Board not held with even pressure on

1.

Hold board with even pressure as it moves through the cutter-

convex after jointing

 

 

infeed and outfeed table.

 

head. See page 31 for more details about the proper method for

 

 

 

 

 

 

edge jointing.

 

 

 

2.

Board was too uneven start.

2.

Take partial cuts to remove the extreme high spots before doing

 

 

 

 

 

 

a full pass.

 

 

 

3.

Board has excessive bow or twist along

3.

Surface plane one face so there is a good surface to position

 

 

 

 

its length.

 

against the fence.

 

 

 

4.

Insufficient number of passes.

4.

It may take 3 to 5 passes to achieve a perfect edge, depending

 

 

 

 

 

 

on the starting condition of the board and the depth of cut.

 

 

 

 

 

 

Uneven cut or

breakout

1.

Uneven feed rate.

1.

Feed the board evenly and smoothly during the cut.

when rabbeting

 

 

2.

Depth of cut too deep.

2.

Raise the infeed table to take a smaller depth of cut. Never

 

 

 

 

 

 

exceed 116" per pass when rabbeting.

 

 

 

3.

Dull knives.

3.

Inspect and sharpen the cutterhead knives.

 

 

 

4.

Improper end grind.

4.

Grind a bevel on the end face of the knife to allow a relief, or take

 

 

 

 

 

 

your knives to a professional and have this service performed.

 

 

 

 

 

Tables are hard to adjust.

1.

Table lock is partially engaged.

1.

Completely loosen the table lock.

 

 

 

2.

Table gibs are too tight.

2.

Re-adjust the table gibs. See page 37-38.

 

 

 

 

 

 

 

Excessive play

in

table

1.

Table gibs are too loose.

1.

Re-adjust the table gibs. See page 37-38.

movement.

 

 

 

 

 

 

 

 

 

 

 

 

 

Disconnect power to the machine when perform- ing any maintenance or repairs. Failure to do this may result in serious personal injury.

G0500/G1018/G1018HW 8" Jointers

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Page 45
Image 45
Grizzly G0500 instruction manual See