Bosch GCM 12 JL Professional Manual Original página 34

OBJ_BUCH-1600-004.book Page 34 Wednesday, June 10, 2015 11:25 AM
34 | English
Note: Before sawing, check if the cutting line is still indicated
correctly (see "Adjusting the Laser", page 36). The laser
beam, as an example, can misadjust due to vibrations after in-
tensive use.
Permissible Workpiece Dimensions
Maximum workpiece sizes:
Mitre/Bevel Angle
Horizontal Vertical
0°
45°
0°
45°
Minimum workpiece sizes (= all workpieces that can be
clamped left or right from the saw blade with the supplied ma-
terial clamp 40):
128 x 40 mm (length x width)
Cutting Off
– Firmly clamp the workpiece as appropriate for its dimen-
sions.
– Adjust the requested mitre and/or bevel angle.
– Switch on the machine.
– Press lever 22 and slowly guide the tool arm downward by
handle 4.
– Saw through the workpiece applying uniform feed.
– Switch off the machine and wait until the saw blade has
come to a complete stop.
– Guide the tool arm slowly upward.
Sawing Workpieces of the Same Length (see figure P)
The material stop 27 can be used for easily sawing workpiec-
es to the same length.
The material stop can be mounted on either side of the saw ta-
ble extension 15.
– Loosen lock screw 28 and swing the material stop 27 over
clamping screw 55.
– Retighten lock screw 28.
– Adjust the saw table extension 15 to the desired length
(see "Extending the Saw Table", page 32).
Special Workpieces
When sawing curved or round workpieces, these must be es-
pecially secured against slipping. At the cutting line, no gap
may exist between workpiece, fence and saw table.
Provide for special fixtures, if required.
1 609 92A 1CJ | (10.6.15)
Position of the Operator (see figure O)
 Do not stand in a line with the saw blade in front of the
– Keep hands, fingers and arms away from the rotating saw
– Do not cross your arms when operating the tool arm.
Workpiece against fence
0° 75 x 200
0° 75 x 141
45° 38 x 200
45° 38 x 141
Cutting depth, max.
Workpiece against fence
Workpiece against distance-stop
(moved toward the front)
Replacing Insert Plates (see figure Q)
The red insert plates 39 can become worn after prolonged
use of the machine.
Replace defective insert plates.
– Bring the power tool into the working position.
– Unscrew screws 56 with the provided hex key (4 mm) 17
– Insert the new right-hand insert plate.
– Screw the insert plate with the screws 56 as far as possible
– Repeat the work steps in the same manner for the left-hand
Sawing Profile Strips/Mouldings (Floor and Ceil-
ing Strips)
Profile strips/mouldings can be sawn in two different ways:
– Placed against the fence
– Lying flat on the saw table.
Always make trial cuts with the mitre angle setting first on
scrap wood.
machine. Always stand aside of the saw blade. This pro-
tects your body against possible kickback.
blade.
Height x Width [mm]
Workpiece against distance-stop
(moved toward the front)
100 x 150
100 x 100
(0°/0°):
(0°/0°):
and remove the old insert plates.
to the right, so that the saw blade does not come in contact
with the insert plate throughout the complete possible rip-
ping length.
insert plate.
–
–
75 mm
100 mm
Bosch Power Tools