Removing And Installing Blades - Bosch CM12SD Operating/Safety Instructions Manual

BM 1609B04985 11-14_CM12SD 11/12/14 2:52 PM Page 12
WARNING
source before
adjustments or repairs.
Moving Blade Bolt Cover plate
1. Position the saw in the UP position and at 0 bevel.
If in the DOWN position, press down slightly on the
saw head assembly and pull out the head
assembly lock pin, then allow the saw head to
come up.
2. Loosen rear cover plate screw two full turns using
the provided hex wrench (figure 2).
3. Raise the lower gaurd completely to access the
front cover plate screw. Loosen the front cover
plate screw six full turns using the hex wrench.
4. Rotate the cover plate up in a counter-clock
direction to access the blade bolt.
1. Press and hold the arbor lock (red button on
opposite side of upper guard – item 42, page 9).
Rotate the blade slowly while pressing the arbor
lock until it fully seats into its lock position.
2. Using the 4/6mm hex key, loosen the blade bolt by
firmly turning it clockwise. NOTE: This bolt has
left-hand threads.
3. Remove the blade bolt and outer washer.
4. Carefully remove the blade by sliding the blade
away from the inner washer and off the arbor shaft,
then down and away from the saw. Leave the inner
washer on the arbor shaft.
Installing 12" Blade
WARNING
diameter and 1" arbor. The blade's maximum
plate thickness is 0.106".
To reduce risk of injury, use saw blade rated
4000/min (RpM) or greater.
1. Carefully handle the new blade. Check that the
rotation arrow on the blade matches the rotation
arrow on the upper guard. Slide the blade up and
between the sides of the chip deflector and over
the arbor shaft. Move the blade so its arbor hole
goes around the support ring of the inner washer
(see figures 2 and 3).
2. Place the outer washer over the arbor shaft and
finger-tighten the blade bolt (counterclockwise).
Check that the blade remained on the inner
washer's support ring.
Assembly

Removing and Installing Blades

To avoid possible
disconnect plug from power
performing any assembly,
Removing Blade
To avoid injury, do not use a
blade larger or smaller than 12"
injury,
Outer Washer
FIG. 3
Blade Bolt
3. Rotate the blade slowly while pressing the arbor
lock until it fully seats into its lock position.
4. Using the 4/6mm hex key, firmly tighten the blade
bolt counterclockwise. NOTE: This bolt has left-
hand threads. Do not over tighten.
5. Be sure the arbor lock is released so the blade
turns freely.
6. Lower the blade bolt cover plate and screw into
place using the provided hex wrench.
7. Place the 4/6mm hex key back in storage area.
WARNING
interfere with the table insert at 0° and 45° bevel
positions. lower the blade into the blade slot and
check for any contact with the base or turntable
structure. If the blade contacts base or table, seek
authorized service.
12.
Blade Rotation
Arrow
Front Cover
Plate Screw
Blade Bolt
Cover Plate
Blade Bolt
Rear Cover
Plate Screw
Saw Blade
Inner Washer
Arbor Shaft
Support Ring
After installing a new blade,
make sure the blade does not
FIG. 2