Makita GA4050 Betriebsanleitung Seite 12

22. If a blotter is attached to the wheel, do not remove
it. The diameter of the blotter must be larger than
the lock nut, outer flange, and inner flange.
23. Before installing a grinding wheel, always
check that the blotter part does not have any
abnormalities such as chips or cracks.
24. Tighten the lock nut properly. Overtightening
the wheel can cause breakage and insufficient
tightening can cause fluttering.
SAVE THESE INSTRUCTIONS.
WARNING:
DO NOT let comfort or familiarity
with product (gained from repeated use) replace
strict adherence to safety rules for the subject
product. MISUSE or failure to follow the safety
rules stated in this instruction manual may cause
serious personal injury.
FUNCTIONAL DESCRIPTION
CAUTION:
Always be sure that the tool is
switched off and unplugged before adjusting or
checking function on the tool.
Shaft lock
WARNING:
Never actuate the shaft lock when
the spindle is moving. It may cause serious injury or
the tool damage.
Press the shaft lock to prevent spindle rotation when
installing or removing accessories.
► Fig.1: 1. Shaft lock
Switch action
CAUTION:
Before plugging in the tool, always
check to see that the switch lever actuates
properly and returns to the "OFF" position when
released.
CAUTION:
For your safety, this tool is
equipped with lock-off lever which prevents the
tool from unintended starting. NEVER use the tool
if it runs when you simply pull the switch lever
without pulling the lock-off lever. Return the tool
to our authorized service center for proper repairs
BEFORE further usage.
CAUTION:
Do not pull the switch lever hard
without pulling the lock-off lever. This can cause
switch breakage.
CAUTION:
NEVER tape down or defeat pur-
pose and function of lock-off lever.
To prevent the switch lever from being accidentally
pulled, a lock-off lever is provided.
To start the tool, pull the lock-off lever toward the opera-
tor and then pull the switch lever.
To stop the tool, release the switch lever.
► Fig.2: 1. Lock-off lever 2. Switch lever
Accidental re-start preventive function
Only for model GA4050R / GA4550R / GA5050R
When plugging in the tool while the switch is ON, the
tool does not start.
To start the tool, turn off the switch, and turn it on again.
NOTE: When the accidental re-start preventive func-
tion activates, wait more than one second, and then
start the tool again.
Soft start feature
Only for model GA4050R / GA4550R / GA5050R
Soft start feature reduces starting reaction.
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)
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.
► Fig.3
Installing or removing wheel guard
WARNING:
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.
WARNING:
securely locked by the lock lever with one of the
holes on the wheel guard.
WARNING:
/ diamond wheel, be sure to use only the special
wheel guard designed for use with cut-off wheels.
For depressed center wheel, flap disc,
flex wheel, wire wheel brush / abrasive
cut-off wheel, diamond wheel
1.
While pushing the lock lever, mount the wheel
guard with the protrusions on the wheel guard aligned
with the notches on the bearing box.
► Fig.4: 1. Lock lever 2. Notch 3. Protrusion
2. While pushing the lock lever toward A, hold down
the portions B of the wheel guard as shown in the figure.
► Fig.5: 1. Wheel guard 2. Hole
NOTE: Push down the wheel guard straight.
Otherwise, you cannot secure the wheel guard.
12 ENGLISH
When using a depressed center
Make sure that the wheel guard is
When using an abrasive cut-off