7-1/4 in. Metal Cutting Circular Saw
20
For technical questions call 1-800-665-8685
8439630
V 2.7
Problem(s)
Possible Cause(s)
Suggested Solution(s)
The saw cut
unsatisfactorily.
Dull, damaged or
incorrect blade type.
Sharpen or replace the blade.
The motor
is overloaded.
Reduce the amount of pushing
pressure exerted on the saw.
The saw makes
unusual sounds.
Mechanical obstruction.
Clean the interior of the
saw and replace any
defective components.
The armature has
shortened sections.
Replace the blade.
The blade is out
of balance.
Inspect the blade and re-install
the blade.
Heavy sparking
inside the
motor housing.
The brushes are not
moving freely.
Inspect the carbon brushes.
Clean or replace worn
out brushes.
The armature has
short-circuited or is
open circuited. The
commutator is dirty.
Clean and replace
defective components.