10 ENGLISH
Mechanical brake
For Model GA4041C, GA4541C, GA5041C
Mechanical brake is activated after the tool is switched
off.
The brake does not work when the power supply is shut
down with the switch still on.
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
CAUTION:
•
Always be sure that the side grip is installed
securely before operation.
Screw the side grip securely on the position of the tool
as shown in the figure.
Installing or removing wheel guard
(For depressed center wheel, flap
disc, flex wheel, wire wheel brush
/ abrasive cut-off wheel, diamond
wheel)
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 dia
-
mond wheel, the ordinary guard can be used.
Follow the regulations in your country.)
For tool with locking screw type
wheel guard
►
Fig.6:
1.
Wheel guard
2.
Bearing box
3.
Screw
Mount the wheel guard with the protrusions on the
wheel guard band aligned with the notches on the bear
-
ing box. Then rotate the wheel guard around 180° coun
-
terclockwise. Be sure to tighten the screw securely.
To remove wheel guard, follow the installation proce
-
dure in reverse.
For tool with clamp lever type wheel
guard
►
Fig.7:
1.
Wheel guard
2.
Bearing box
3.
Screw
4.
Lever
Pull the lever in the direction of the arrow after loosen
-
ing the screw. Mount the wheel guard with the protru-
sions on the wheel guard band aligned with the notches
on the bearing box. Then rotate the wheel guard around
180°.
►
Fig.8:
1.
Screw
2.
Lever
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 guard, follow the installation proce
-
dure in reverse.
Installing or removing depressed
center wheel or flap disc (optional
accessory)
WARNING:
•
When using a depressed center wheel or flap
disc, the wheel guard must be fitted on the tool
so that the closed side of the guard always
points toward the operator.
►
Fig.9:
1.
Lock nut
2.
Depressed center wheel
3.
Inner flange
Mount the inner flange onto the spindle. Fit the wheel/
disc on the inner flange and screw the lock nut onto the
spindle.
►
Fig.10:
1.
Lock nut wrench
2.
Shaft lock
To tighten the lock nut, press the shaft lock firmly so
that the spindle cannot revolve, then use the lock nut
wrench and securely tighten clockwise.
To remove the wheel, follow the installation procedure
in reverse.
Super flange (Optional accessory)
Models with the letter F are standard-equipped with
Super flange. Only 1/3 of efforts needed to undo lock
nut, compared with conventional type.
CAUTION:
•
Do not use super flange for models equipped
with the mechanical brake. Otherwise it may
loosen when the brake is activated.
Installing or removing Ezynut
(optional accessory)
CAUTION:
•
Do not use Ezynut with Super Flange or angle
grinder with "F" on the end of the model No.
Those flanges are so thick that the entire thread
cannot be retained by the spindle.
►
Fig.11:
1.
Ezynut
2.
Abrasive wheel
3.
Inner flange
4.
Spindle
Mount inner flange, abrasive wheel and Ezynut onto the
spindle so that Makita Logo on Ezynut faces outside.
►
Fig.12:
1.
Shaft lock
Press shaft lock firmly and tighten Ezynut by turning the
abrasive wheel clockwise as far as it turns.
Turn the outside ring of Ezynut counterclockwise to
loosen.
►
Fig.13:
1.
Arrow
2.
Notch
