Troubleshooting - Ryobi DBJ50 Owner's Operating Manual

PROBLEM
1. Biscuits do not fit slots. Biscuits not fitting slots may
also cause misalignment of boards being joined.
2. Wood particles begin to backup on front of unit.
3. Blade becomes difficult to push in when cutting
slots. Blade does not retract properly when cutting
slots.
4. Cutting performance is poor and there is a loss of
power or stalling of motor when cutting slots.

TROUBLESHOOTING

A. Biscuit slots are too deep or too shallow. Make fine
B. Biscuit thickness may be out of tolerance. Compress
C. Check to see if biscuits are the correct size for the
D. Check to see if biscuits have gotten wet and swollen.
E. If biscuits fit loose in slots, wet them to take up the
A. Dust exhaust may be clogged preventing wood
A. Wood particles and resin have built up on base
A. Blade is dull. Replace blade. See "BLADE
B. Resin has built up on blade. Remove blade and
Page 20
SOLUTION
adjustments to depth setting. See "TO MAKE FINE
ADJUSTMENTS" section on page 9.
biscuits in a vise if they are too thick.
size slots that have been cut: #1, #2, or #3.
loose fit.
particles from going through dust exhaust opening.
Remove bottom shoe and clean blade, bearing
plate, base assembly slots, and surrounding areas.
See "CLEANING BASE ASSEMBLY" section on
page 18.
assembly slots and surrounding areas. Remove
front and rear base assemblies and clean blade,
bearing plate, base assembly slots and surrounding
areas. Apply a thin coat of general purpose grease
in slots or on bearing plate where base slides. See
"CLEANING BASE ASSEMBLY" section on page
18.
REPLACEMENT" section on page 17.
clean it with gum and pitch remover. See "BLADE
REPLACEMENT" section on page 17 for blade
removing instructions. Once clean, follow "BLADE
REPLACEMENT" instructions to replace the blade.