Troubleshooting Guide - YILMAZ ACK 420 User Manual

10. TROUBLESHOOTING GUIDE

Here are some recommendations for solving urgent problems. If the trouble cannot be solved, or if you have a problem other
than those described hereunder, please contact our technical service or your nearest dealer.
TROUBLE
Low surface quality (at aluminum and
similar materials) ,
Rough surface ,
Large chip ,
Not homogenous surface ,
Saw blade traces visible
Motor does not work
( Start button is pressed, not working )
Motor is working but the pneumatic
clamp pistons do not work.
The saw blade rotates in reverse
direction.
CAUSES
Not cooling the saw blade surfaces
Using of damaged or blunt saw
blade
Saw blade moves to quick
No power supply to the machine.
The air supply connections are
missing, or the air pressure is too
low.
The electric connection, the power
cable or the connection at the
panel is wrong.
REMEDY
Lubricating the saw blade cutting
surfaces,
Using of cooling liquid
Check the saw blade teeth. Replace if
necessary.
The cutting speed is too high for the
material. Decrease the cutting speed.
Check the electric cable connections.
Check the electric power sockets.
Check the air compressor connections.
Adjust the air pressure between 6-8 Bar
on the conditioner.
Let the electric connections carry out
by a qualified electrician.
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