Ryobi P852 User Manual - Page 16

Troubleshooting

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TROUBLESHOOTING Problem Noisy operation Bit burns or smokes Excessive drill runout or wobble Drill bit binds in workpiece Workpiece support loosens Possible Cause Solution Incorrect belt tension. Dry spindle. Loose spindle pulley or motor pulley. Adjust belt tension. Lubricate spindle. Tighten set screws in pulleys. Incorrect speed. Chips not coming out of hole Dull bit. Feeding too slow. Not lubricated. Change speed. See "Changing Speeds" in the Adjustments section. Retract bit frequently to clear chips Sharpen or replace bit. Feed fast enough; allow drill to cut. Lubricate bit for metal work. Bent bit. Bit not properly installed in chuck. Chuck not properly installed. Worn spindle bearings. Replace bit. Install bit properly. Install chuck properly. Contact authorized service center. Excessive feed pressure. Improper belt tension. Reduce feed pressure. Adjust belt tension. Workpiece not supported or clamped Check support and/or reclamp properly. workpiece. 16 - English

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16 - English
TROUBLESHOOTING
Problem
Possible Cause
Solution
Noisy operation
Incorrect belt tension.
Dry spindle.
Loose spindle pulley or motor pulley.
Adjust belt tension.
Lubricate spindle.
Tighten set screws in pulleys.
Bit burns or smokes
Incorrect speed.
Chips not coming out of hole
Dull bit.
Feeding too slow.
Not lubricated.
Change speed. See “Changing
Speeds” in the
Adjustments
section.
Retract bit frequently to clear chips
Sharpen or replace bit.
Feed fast enough; allow drill to cut.
Lubricate bit for metal work.
Excessive drill runout or wobble
Bent bit.
Bit not properly installed in chuck.
Chuck not properly installed.
Worn spindle bearings.
Replace bit.
Install bit properly.
Install chuck properly.
Contact authorized service center.
Drill bit binds in workpiece
Excessive feed pressure.
Improper belt tension.
Reduce feed pressure.
Adjust belt tension.
Workpiece support loosens
Workpiece not supported or clamped
properly.
Check support and/or reclamp
workpiece.