Jet JWP-12DX, Owner'S Manual

Page: 15 / 23

15
Maintenance
WARNING
All repairs, adjustments, and maintenance must be performed with the planer unplugged from
the power source!
Failure to comply may cause serious injury!
Troubleshooting
Problem Possible Causes and Solutions:
Snipe
•
Dull knives
Sharpen knives
•
Inadequate support of long boards
Support long boards with extension rollers
Fuzzy Grain
•
Planing wood with high moisture content
Remove moisture by drying or use dry wood
•
Dull knives
Sharpen knives
Every one hour of running time
•
Brush off and blow out all the sawdust and
chips inside the planer.
•
Inspect the feed rollers (on either side of the
cutterhead for any impacted wood chips. Wipe
the rollers with a damp rag, and then dry.
Every five hours of running time
•
Repeat the previous steps.
•
Clean pitch from the cutterhead.
•
Wax the cutterhead and table.
•
Inspect both planer knives. If needed, sharpen
or replace.
•
Lubricate the two leadscrews and four
columns.
Every 10 hours of running time
•
Repeat the previous steps. Check knife
positioning and knife mounting bolts.
•
Check both carbon brushes. Replace them, if
necessary.
Every 50 hours of running time
•
Repeat the previous steps.
•
Lubricate the height adjustment gears.