Makita SG1250 Instruction Manual page 8

Loosen and remove the bolt with the hex wrench.
Open the cover while holding the tool base with a hand
as shown in the figure.
2
004501
NOTE:
The tool base will open at a stroke by the spring
•
force.
Rotate the diamond wheel while pressing the shaft lock
until it engages.
1
2
3
004502
Remove the lock nut by rotating it counterclockwise with
the lock nut wrench.
Remove the diamond wheel and space rings.
Adjusting the groove width (the distance between
the two diamond wheels)
The width of grooving in the workpiece can be adjusted
by changing the number of the space rings as shown in
the table.
1. Blade case
1
2. Base
1. Shaft lock button
2. Lock nut
3. Lock nut wrench
Groove width: 30 mm
Groove width: 24 mm
Groove width: 18 mm
Groove width: 12 mm
Groove width: 6 mm
1. Lock nut
2. Diamond wheel
3. Space ring 6 (6 mm thick)
4. Space ring 3 (3 mm thick)
5. Diamond wheel
004503
INSTALLATION
1
004504
Determine the distance of the two blades according to
the table.
To install the diamond wheel, mount it carefully onto the
spindle, making sure that the direction of the arrow on the
surface of the diamond wheel matches the direction of
the arrow on the tool. Install space ring and lock nut.
Tighten the lock nut securely clockwise with the lock nut
wrench while pushing down the shaft lock.
8
Groove width: 27 mm
1
2
3
4
5
Groove width: 21 mm
Groove width: 15 mm
Groove width: 9 mm
1. Diamond wheel
2
2. Blade case