8. When the machine is not use, the power source should
be disconnected.
9. Be sure to switch OFF and disconnect the attachment
plug from the receptacle to avoid a serious accident
before the depressed center wheel is assembling and
disassembling.
10. RCD
The use of a residual current device with a rated residual
current of 30 mA or less at all times is recommended.
SYMBOLS
WARNING
The following show symbols used for the machine.
Be sure that you understand their meaning before
use.
G10SR4 / G12SR4 / G13SR4: Disc Grinder
Read all safety warnings and all instructions.
Always wear eye protection.
V
Rated voltage
Alternating current
Power input
P
n
Rated speed
min
/min Revolution or reciprocations per minute
-1
D
Wheel outer diameter
d
Wheel hole diameter
t
Wheel thickness
Peripheral speed
Weight (Only main body)
kg
Switching ON
Switching OFF
Disconnect mains plug from electrical outlet
Warning
Class II tool
STANDARD ACCESSORIES
In addition to the main unit (1 unit), the package
contains the accessories listed in the below.
(1) Wrench .........................................................................1
(2) Side handle ...................................................................1
Standard accessories are subject to change without notice.
APPLICATIONS
○ Removal of casting fi n and fi nishing of various types of
steel, bronze and aluminum materials and castings.
○ Grinding of welded sections or sections cut by means of
a cutting torch.
○ Cutting of synthetic concrete, stone, brick, marble, and
similar materials.
SPECIFICATIONS
The specifi cations of this machine are listed in the Table on
page 17.
NOTE
Due to metabo HPT's continuing program of research
and development, the specifi cations herein are subject
to change without prior notice.
MOUNTING AND OPERATION
Action
Fitting and adjusting the wheel
guard
Fixing the side handle
Assembling depressed center
wheel
Assembling cutting wheel
Assembling diamond wheel
Switch operation
Grinding angle and grinding
method
Selecting accessories
MAINTENANCE AND INSPECTION
1. Inspecting the depressed center wheel
Ensure that the depressed center wheel is free of cracks
and surface defects.
2. Inspecting the mounting screws
Regularly inspect all mounting screws and ensure that
they are properly tightened. Should any of the screws be
loose, retighten them immediately. Failure to do so could
result in serious hazard.
3. Inspecting the carbon brushes
For your continued safety and electrical shock
protection, carbon brush inspection and replacement on
this tool should ONLY be performed by a metabo HPT
AUTHORIZED SERVICE CENTER.
4. Replacing supply cord
If the replacement of the supply cord is necessary, it has
to be done by metabo HPT Authorized Service Center to
avoid a safety hazard.
5. Maintenance of the motor
WARNING
Always wear protective goggles and dust respirators
when blowing air from the tail cover air hole with the use
of an air gun, etc.
Failure to observe this may result in ejected dust being
inhaled or entering your eyes.
The motor unit winding is the very "heart" of the power tool.
Exercise due care to ensure the winding does not become
damaged and/or wet with oil or water.
NOTE
When work has been fi nished, blow air containing no
moisture from the tail cover air hole with the use of an
air gun, etc., while running the motor without any load
applied. This is eff ective in removing any dirt and dust
that has accumulated. Dirt and dust collecting inside the
motor may result in malfunctions.
CAUTION
In the operation and maintenance of power tools, the
safety regulations and standards prescribed in each
country must be observed.
5
English
Figure
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