18
10.0
Troubleshooting JWP-15B,15BHH
10.1
Performance problems
Table 4
Symptom
Possible Cause
Correction
Snipe
Inadequate support of long boards.
Support long boards with an assistant
or extension rollers.
Uneven feed roller pressure front to
back.
Adjust feed roller pressure.
Dull knives or knife inserts.
15B: Sharpen or replace knives.
15BHH: Rotate or replace inserts.
Lumber not butted properly.
Butt end to end each piece of stock as
they pass through.
Fuzzy grain.
Planing wood with high moisture
content.
Remove moisture by drying, or use
different stock.
Dull knives or knife inserts.
15B: Sharpen or replace knives.
15BHH: Rotate or replace inserts.
Torn grain.
Too heavy a cut.
Adjust proper depth of cut.
Knives (or inserts) cutting against the
grain.
Cut along the grain where possible.
Dull knives or knife inserts.
15B: Sharpen or replace knives.
15BHH: Rotate or replace inserts.
Rough/raised grain.
Dull knives or knife inserts.
15B: Sharpen or replace knives.
15BHH: Rotate or replace inserts.
Too heavy a cut.
Adjust proper depth of cut.
Planing wood with high moisture
content.
Remove moisture by drying, or use
different stock.
Rounded, glossy
surface.
Dull knives or knife inserts.
15B: Sharpen or replace knives.
15BHH: Rotate or replace inserts.
Feed rate too slow.
Increase feed rate.
Cutting depth too shallow.
Increase cutting depth.
Poor feeding of
lumber.
Inadequate feed roller pressure.
Adjust feed roller tension. If proper
tension cannot be achieved, replace
feed rollers.
Planer table rough or dirty.
Clean pitch and residue from table, and
apply paste wax.
Belt slipping on pulleys.
Tighten belt.
Surface of feed roller is clogged.
Clean pitch and residue off roller.
Summary of Contents for JWP-15B
Page 21: ...21 11 1 1 Head Assembly Exploded View ...
Page 23: ...23 11 2 1 Column Assembly Exploded View ...
Page 26: ...26 11 4 1 Gear Box Assembly Exploded View ...
Page 28: ...28 11 5 1 Cabinet Assembly Exploded View ...
Page 32: ...32 12 0 Electrical Connections for JWP 15B 15BHH ...
Page 34: ...34 This page intentionally left blank ...
Page 35: ...35 This page intentionally left blank ...
Page 36: ...36 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www jettools com ...