-55-
Troubleshooting
PROBLEM CAUSE CORRECTIVE ACTION
Tool vibrates or shakes. 1. Saw blade not round.
2. Saw blade damaged.
3. Saw blade loose.
4. Other.
1. Replace blade.
2. Replace blade.
3. Check that blade is prop-
erly seated on the inner
washer. See “Removing
and Installing Blades” on
page 20.
4. Authorized service.
Head assembly does not
slide freely when attempting
a slide cut.
The slide rail lock knob has
been tightened.
Loosen the slide rail lock
knob (Fig. 44 on page 38,
7) by turning it counter-
clockwise.
Blade does not cut com-
pletely through workpiece.
Replacement blade is less
than 10" (255 mm) diam-
eter.
Change to a blade that is
fully 10" (254 mm) diameter.
Saw blade or lower guard
cuts or contacts sliding
fence when saw is set for
bevel cuts.
Sliding fence is not moved
out from path of saw blade
before making bevel cut.
Move sliding fence to be
clear of lower guard and saw
blade. Then perform a “dry
run” to check for clearances
before making bevel cuts.
See “Dry Run” on page
32.
Attachments and Accessories
GAM 220 MF and GAM 270 MFL Digital Angle
Finder/Compound Cut Calculator/Protractor/
Level – Gives you the information needed to
position cuts so that they fit together precisely
even if the room is out of square.
MS1233 Crown Stop Set – Correctly hold
crown molding in an inclined position against
fence. Set molding for simple vertical cutting –
no compound cutting required.
T1B Portable Miter Saw Stand
GTA3800 Portable Miter Saw Stand with
Wheels
T4B Gravity-Rise Wheeled Miter Saw Stand
16099221PJ GCM18V-10SD OSI 20220506.indd 55 5/6/22 11:42 AM
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