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Drilling Operations
Symptom
Magnetic base
does not fully
adhere to
workpiece.
Bit loose in spindle. 1. Bit incorrectly installed
Bit vibrates or chat-
ters during opera-
tion.
Motor is hard to
raise.
Bad finish on
workpiece.
Spindle overheats.
Review the troubleshooting and procedures in this section if a problem develops with your tool.
If you need replacement parts or additional help with a procedure, call our Technical Support.
Model T30943/T30944 (Mfd. Since 10/19)
Possible Cause
1. Workpiece/magnet base
not clean.
2. Workpiece too thin.
3. Workpiece not magnetic.
in spindle.
2. Debris on bit shank.
1. Bit incorrectly installed
in spindle.
2. Magnet not fully adhered
to workpiece.
3. Feed rate/cutting speed
too fast.
1. Rack dirty or at fault.
2. Guides dirty or at fault.
3. Gib screws too tight.
1. Feed rate/cutting speed
too fast.
2. Dull or incorrect bit.
1. Feed rate/cutting speed
too fast.
Solution
1. Clean
workpiece/magnet
(Page 15).
2. Ensure workpiece is at least
thick (Page 15).
3. Ensure workpiece is ferrous metal
(Page 15).
1. Remove and re-install bit (Page
16).
2. Clean bit.
1. Remove and re-install bit (Page
16).
2. Clean workpiece thoroughly; use
proper material type for tool (Page
15).
3. Reduce feed rate/cutting speed
(Page 18).
1. Clean and lubricate rack (Page
22).
2. Clean
and
lubricate
guides (Page 22).
3. Adjust gib (Page 27).
1. Reduce feed rate/cutting speed
(Page 18).
2. Sharpen bit or choose one that bet-
ter suits the material.
1. Reduce feed rate/cutting speed
(Page 18).
base
⁄
"
3
8
carriage
-25
-
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