KNOVA KN AG-450, Manual

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OPERATION REGULATIONS
1) Side Handle
Please use side handle for safe and
convenient operation. The side handle
can be installed easily in one of the holes
on the side of the angle grinder. (Fig. 1)
4) Switch “ON” AND “OFF” Operation
Warning: Before plug the angle
grinder into the power socket,
please make sure the spindle
lock is on “OFF” position.
To press switch button and turn the angle
grinder into switch “ON” position, then the
tool is for working.
To press switch the angle grinder into switch
“OFF” position, then the tool is off. (Fig.6)
Press the spindle lock on the gear box,
screw the out flange with the special
spanner included in the accessories until
the out flange is fastened tightly. (Fig. 5)
2) Disc Protect Guard
Warning: Before installing or
disassembling the dis, please
make sure the switch is in “OFF”
position and the plug is not
connected with the socket.
To put the protruding position of protect
guard into the slot on front cover, then
turning 180°clockwise or anti-clockwise.
(Fig. 2)
3) Change The Disc
Warning: Before installing or
disassembling the disc, please
make sure the switch is in “OFF”
position and the plug is not
connected with socket. The max speed
of the disc installing ≥ 4,800 r.p.m.
Fix the screw on protect guard until
tightened. (Fig. 3)
Fig. 1
Fig. 4
Outer
flange
Disc
Inner
flange
Protec guard
Fixing
screw
Fig. 2
Fig. 3
You can also install or disassemble the disc
with two spanners, with one spanner to be
installed to upper part of flange to lock the
main shaft, and with another spanner to
disassemble the flange nut.
Warning:
The spindle lock is only
used to install and disassemble the
disc of the tool. It is prohibited
from being used as a brake button when
the tool is rotating. Otherwise the tool will
be damaged and injury may occur to a
person.
Fig. 5
Spanner
Spindle
lock
Fix the inner flange
onto the spindle,
then put the disc
onto the inner
flange.
After that,
put the out
flange on the
spindle. (Fig. 4)