Makita SA5040C Instruction Manual page 9

Refer to the below table for the relationship between the
number settings on the dial and the approximate
rotating speed.
Number
1
2
3
4
5
012757
CAUTION:
If the tool is operated continuously at low speeds
•
for a long time, the motor will get overloaded and
heated up.
The speed adjusting dial can be turned only as far
•
as 5 and back to 1. Do not force it past 5 or 1, or
the speed adjusting function may no longer work.
Electronic function
The tools equipped with electronic function are easy to
operate because of the following features.
Constant speed control
Constant speed control provides fine finish by keeping
the rotating speed constant under the loaded condition.
Soft start feature
Soft start feature suppresses starting shock.
Overload protector
When the load on the tool exceeds admissible levels,
power to the motor is reduced to protect the motor from
overheating. When the load returns to admissible levels,
the tool will operate as normal.
ASSEMBLY
CAUTION:
Always be sure that the tool is switched off and
•
unplugged before carrying out any work on the tool.
Installing side grip (handle)
Fig.5
Fig.6
CAUTION:
Always be sure that the side grip is installed
•
securely before operation.
Remove one of the screws which secure the head cover.
Then, screw the side grip into the screw hole.
Installing pad and abrasive disc
Fig.7
Remove all dirt or foreign matter from the pad.
Screw the pad onto the spindle with pressing the shaft lock.
Attach the abrasive disc on the center of the pad. Pay
attention that the pad is placed inside of the edge of the
abrasive disc.
Fig.8
To remove the abrasive disc, peel off its edge from the pad.
min -1 (R.P.M.)
2,000
3,000
4,000
5,500
7,800
9
WHEN USING AS A GRINDER
When using the tool as a grinder, remove the head
cover and install the side grip and an optional wheel
guard.
Fig.9
Fig.10
Loosen the screws and remove the head cover.
Fig.11
Screw the side grip securely on the position of the tool
as shown in the figure.
CAUTION:
Always be sure that the side grip is installed
•
securely before operation.
Installing or removing wheel guard (For
depressed center wheel, flap disc, flex wheel,
wire wheel brush / abrasive cut-off wheel,
diamond wheel)(Optional accessory)
WARNING:
When using a depressed center wheel, flap disc,
•
flex wheel or wire wheel brush, the wheel guard
must be fitted on the tool so that the closed side of
the guard always points toward the operator.
When using an abrasive cut-off / diamond wheel,
•
be sure to use only the special wheel guard
designed for use with cut-off wheels. (In some
European countries, when using a diamond wheel,
the ordinary guard can be used. Follow the
regulations in your country.)
For tool with locking screw type wheel guard
Fig.12
Mount the wheel guard with the protrusions on the
wheel guard band aligned with the notches on the
bearing box. Then rotate the wheel guard around 180 ﾟ
counterclockwise. Be sure to tighten the screw securely.
To remove wheel
procedure in reverse.
For tool with clamp lever type wheel guard
Fig.13
Pull the lever in the direction of the arrow after
loosening the screw. Mount the wheel guard with the
protrusions on the wheel guard band aligned with the
notches on the bearing box. Then rotate the wheel
guard around 180 ﾟ.
Fig.14
Tighten the wheel guard with fastening the screw after
pulling lever in the direction of the arrow. The setting
angle of the wheel guard can be adjusted with the lever.
To remove wheel
procedure in reverse.
guard, follow the installation
guard, follow the installation