Operation - Craftsman 137.21239 Operator's Manual

SAFETY INSTRUCTIONS FOR BASIC
SAW OPERATION
BEFORE USING THE MITER SAW
WARNING
!
To avoid mistakes that could cause
serious, permanent injury, do not
plug the tool in until the following
steps are completed:
● Completely assemble and
adjust the saw, following the
instructions. (ASSEMBLY AND
ADJUSTMENTS)
● Learn the use and function of the
ON/OFF switch, lock-off switch,
upper and lower blade guards, hold
down latch, bevel lock handle and
cover plate screws.
● Review and understand all safety
instructions and operating procedures
in this Operator's Manual. (SAFETY
& OPERATIONS)
● Review the MAINTENANCE and
TROUBLESHOOTING GUIDE for
your miter saw.
● To avoid injury or possible death
from electrical shock:
Make sure your fi ngers do not
touch the plug's metal prongs
when plugging or unplugging
your miter saw. (ELECTRICAL
REQUIREMENTS AND SAFETY)
BEFORE EACH USE INSPECT YOUR
SAW.
● Disconnect the miter saw.
To avoid injury from accidental
starting, unplug the saw before any

OPERATION

● Compare the direction of rotation
● Tighten the arbor bolt.
● Tighten the cover plate screw.
● Check for damaged parts. Check
● Other conditions that may affect the
● Keep all guards in place, in working
● Replace bent, damaged, missing or
● Maintain tools with care. Keep the
28
adjustments, including set-up and
blade changes.
arrow on the guard to the direction
arrow on the blade. The blade teeth
should always point downward at the
front of the saw.
for:
● Alignment of moving parts
● Damaged electric cords
● Binding of moving parts
● Mounting holes
● Function of arm return spring
and lower guard: Push the cutting
arm all the way down, then let it rise
until it stops. The lower guard should
fully close. Follow instructions in
TROUBLESHOOTING GUIDE for
adjustment if necessary.
way the miter saw works.
order and proper adjustment. If any
part of this miter saw is missing,
bent, damaged or broken in any
way, or any electrical parts don't
work, turn the saw off and unplug it.
defective parts before using the saw
again.
miter saw clean for best and safest
performance. Follow instructions for
lubricating. Do not put lubricants on
the blade while it is spinning.