7
3. Pneumatic hose
4. Oiler
5. Pressure regulator
6. Draining filter
7. Cut off valve
8. Compressor
CONNECTION TO COMPRESSED AIR SYSTEM
1. Fix connecting piece (coupler) to the end of flexible hose and
tighten with a key.
2. Connect quick coupler (not included) to the connection. It is a
useful item that allows to quickly connect a range of pneumatic
tools to a flexible hose.
3. Pneumatic grinder is ready for use.
USE
Before each use, check the tool for any signs of damage. The tool
should be kept clean. Check that none of the pneumatic system
components is damaged. If any damage is observed, replace it
immediately with new undamaged system components. Before each
use of the pneumatic system, dry the condensed moisture inside the
tool, compressor and pipes.
Before installing, removing, replacing accessories, and before
performing any maintenance, turn off the power source, drain the air
from the hose, and disconnect the device from the hose.
The best results are provided by frequent but not excessive
lubrication of the device. oil introduced into the place of compressed
air connection, lubricates the internal parts of the device. It is
recommended to use an automatic oiler in the network, although
oiling can also be done manually, before starting work and after each
hour of continuous operation. Only a few drops of oil are given at a
time. Excess oil could accumulate in the device and be blown out
with the exhaust air. USE ONLY THE OIL INTENDED FOR
PNEUMATIC EQUIPMENT. Do not use oil with detergents or other
additives, as this could cause accelerated wear of the sealing
elements used in the device. dirt and water in the air being supplied
are the main causes of wear on the pneumatic device. The use of
an oiler and an air supply filter ensures better operation and longer
life of the pneumatic device. The filter capacity should be adapted to
the airflow demand specific to the device.
Avoid direct contact with the tool inserted during and after work, it
may be hot or sharp. Use accessories and consumables only in
sizes and types that are recommended by the manufacturer. Do not
use accessories of a different type or size. Check that the maximum
insert tool speed is greater than the rated speed of the device.
Avoid sticking to the cutting blade or excessive pressure.
Do not make excessively deep cuts. Overloading the cutting blade
increases its load and its tendency to stick or get stuck and thus the
possibility of kickback or breakage of the blade.
Avoid the area in front of and behind the rotating cutting blade.
Moving the cutting disc in the workpiece away from one another may
cause that in the event of kickback, the power tool will spring back
together with the rotating disc directly towards the user.
If the cutting blade is jammed or the work is interrupted, switch off
the machine and wait until the blade stops completely. Never try to
pull the still moving blade out of the cut as this may cause kickback.
Detect and remove the cause of the jam.
Do not switch the device on again while it is in the material. Before
cutting, the cutting disc should reach its full speed. Otherwise, the
wheel may get caught, jump off the workpiece, or cause kickback.
Boards or large objects must be supported before processing to
reduce the risk of kickback caused by a stuck blade. Large items
may bend under their own weight. The workpiece should be
supported on both sides, both near the cutting line and at the edge.
Use extreme caution when cutting holes in walls or operating in other
invisible areas. A cutting disc that penetrates into the material can
cause the tool to kick back when it comes across gas, water,
electricity, or other lines.
Do not use too large sheets of sandpaper. When choosing the size
of sandpaper, follow the manufacturer's instructions. The sanding
paper sticking out from the sanding pad can cause injury, as well as
blocking or tearing the paper or kickback.
It should be taken into account that even with normal use, there are
pieces of wire lost by the brush. Do not overload the wires by
applying too much pressure. Airborne pieces of wire can easily
break through thin clothing and / or skin. If the use of a guard is
recommended, prevent brush contact with the guard. The diameter
of the brushes for plates and pots can be increased by pressure and
centrifugal forces.
ASSEMBLING AND ADJUSTING THE BLADE GUARD
The blade guard protects the operator against debris, accidental
contact with the tool working or sparks. It should always be mounted
with additional attention to that the covering part is facing the
operator.
DISC INSTALLATION
For grinding or cutting wheels:
•
Lock the spindle with the key provided
•
Insert the special key (included) in the outer flange holes.
•
Turn the key - loosen and remove the outer flange.
•
Apply the blade so that it is pressed against the surface of the
inner flange.
•
Screw on the outer flange and tighten slightly with a special
wrench.
Disassembly of the discs takes place in the reverse order to
assembly. When mounting, the shield should be pressed against the
surface of the inner flange and centrally mounted on its rolling.
INSTALLATION OF WORKING TOOLS WITH A THREADED
HOLE
Lock the spindle with the key provided
Remove the previously mounted working tool - if fitted.
Before mounting, remove both flanges - inner flange and outer
flange.
Screw the threaded part of the working tool onto the spindle and
tighten slightly.
Dismantling of working tools with a threaded hole is in the reverse
order to assembly.
MAINTENANCE
The most effective grinder operation is possible when the air supply
line is equipped with an air oiler. When the grinder is supplied
without an oiler, proceed with the following maintenance
instructions.
Disconnect the grinder from the flexible hose. Introduce few drops
of oil for pneumatic tools into the grinder inlet before each use of the
tool and after each hour of continuous operation. Put few drops of
oil into the grinder switch button mechanism. Press the button few
times to distribute oil on cooperating surfaces.
Do not use oil with detergent or other additives, this may cause
faster wearing of sealings in the grinder.
DISPOSAL
Do not dispose of metal products with household
wastes, they should be utilized in proper plants. Obtain
information on waste utilization from your seller or local
authorities. Used up electric and electronic equipment
contains substances active in natural environment. Unrecycled
equipment constitutes a potential risk for environment and human
health.
TECHNICAL PARAMETERS
Pneumatic Grinder
14-508
Parameter
Value
Max. disc diameter
Ø125 mm
Inner diameter of the disc
Ø16 mm
Spindle thread
M10
Spindle rotational speed
11000 min
-1
Weight
1,3 kg
Minimum recommended flexible hose diameter
10 mm
Maximum recommended flexible hose lengt
10 m
Maximum air pressure
6,3 bar (90 psi;
6,3 kg/cm
2
)
Air connection diameter
1/4” PT
Average air consumption
170 l/min
Sound pressure Sound power Measurement
uncertainty Tested in accordance with the
standard EN ISO 15744
Lp
A
= 79 dB(A)
Lw
A
= 90 dB(A)
Kp
A
= 3 dB(A);
Kw
A
= 3 dB(A)
Vibration
level
Measurement
uncertainty
Tested in accordance with the standard EN ISO
28927-2
a
h
= 2,410 m/s
2
K = 1,5 m/s
Number 14-508 define type and indication of the device.
Summary of Contents for 14-508
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