14
7. TROUBLESHOOTING
WARNING
●
Never attempt to repair machine yourself: injury or damage to equipment may result.
●
Please feel free to consult the sales agent through which you have purchase your machine or an
authorized dealer, when the following symptoms appear or when you have any questions about our
products.
This machine is electronically controlled. It will stop when it picks up noise from power source or when malfunction
occurs to the electronic control. When you notice the following symptoms, pull the Rod Handle outward away
from the machine to turn OFF automatic feed and raise the Drill Motor to ensure safety and conduct inspection.
Problem
Causes
Solutions
Switch lamp does not come
on when Magnet Switch is
turned on.
Power supply plug is not connected to
socket.
Connect power supply plug to socket.
Drill Motor does
no
t start
when Motor Switch is turned
on.
Magnet is disconnected.
Request for repair.
Limit switch is activated near the lower
limit of drill stroke.
Slightly raise Drill Motor and release
limit switch.
Drill Motor stops during
drilling. (Magnet is not
working with Magnet lamp not
illuminating.)
Power failure has occurred or power
supply plug is disconnected.
After power failure is restored or power
supply plug is re-connected, turn on
Motor Switch again.
Drill Motor stops completely
in the middle of drilling
operation.
No Cutting Oil or
insufficient
Cutting Oil Increase
flow
rate of Cutting Oil.
Cutting edges jammed and stuck with
cutting chips.
Remove.
Worn cutting edge.
Regrind or replace with new one.
Using cutter of other make
Use Nitto brand cutter.
Using Cutting Oil of other made.
Use Nitto brand Cutting Oil.
Switching over to auto feed in the
middle of operation that started with
manual feed.
Use the automatic feed from the
beginning.
Temporal glitch with electronic control.
Restart .
Overload protection triggered
Restart .
Lateral shifting of Magnet is
detected by lateral position
sensor, bringing machine to a
compete stop.
Workpiece too thin.
Use back-up plate: thickness 13/32” (10
mm) or more.
Chips under Magnet base.
Clean it up.
Worn cutting edge.
Regrind or replace with new one.
Effective Magnetic force too weak.
Ask for repair.
Drill Motor does
no
t come to a
stop when drilling operation is
complete.
Near-exit restarting
Normal.
Motor Switch OFF
Almost no cutting pressure throughout
drilling operation
(workpiece too thin.)
Normal.
Motor Switch OFF
No lubrication to Arbor Body or needle
bearing.
Lubricate.
Drill Motor stops within
several seconds after Motor
Switch is turned on.
Frozen machine
Turn on and off the switch several times
to warm up machine.
Summary of Contents for ATRA ACE WA-3500
Page 9: ...8 3 PART NAME Fig 8...
