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TROUBLESHOOTING GUIDE
Problem
Possible Cause
Solution
Tool will not start
1. No power
2. Internal damage or wear (e.g.
carbon brushes or switch)
3. Yellow switch safety key not
installed
1. Check power cord, power plug, power out-
let and fuse. Any damage in the power supply
should be service only by a qualified technician.
2. Have a qualified technician service the tool.
3. Install the yellow safety key.
Motor runs, but cutting
wheel remains still
when subject to load
The arbor nut (Part No. 71707-055)
is loose
Check that the flange is seated correctly on both
sides of the blade and tighten the arbor nut.
Excessive vibration
1. Cutting wheel warped or
unbalanced
2. Cutting wheel fitted incorrectly
1. Replace the cutting wheel.
2. Fit the cutting wheel correctly according to
instructions on page 11.
Cutting wheel is
discolored
1. Insufficient cooling water
2. Lateral friction caused by cut
runout
1. Fill the water reservoir with water up to the
maximum fill line.
2. Guide the workpiece through the cutting
wheel slower.
WARNING:
Stop using the tool immediately if any of the following problems occur or risk serious per-
sonal injury. Repairs and replacements should only be performed by authorized personnel. If you have
any questions, please contact our customer service at (800) 232-1195, M-F 8-5 CST.
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Summary of Contents for 71707
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