Advertisement
◆ ASTRO-E 250 ATTACHMENT SYSTEM CHART
Collet Cap
Collet CHK-□□
Grindstone Axis AGM-03
Spindle NR-302
NR-2350
Metal Saw Axis KCH-03
Drill Chuck Axis DCH-J0K
（Jacobs Taper #0）
Spindle
（Use less than 3,000min
-1
）
RAS-100
Collet Chuck CHG-□□
Metal Saw Axis KCH-01
Spindle NR-301
Drill Chuck Axis DCH-J0
（Jacobs Taper #0）
（Use less than 3,000min
-1
）
Collet Cap
Collet CH5-□□
Metal Saw Axis KCH-01N
Spindle NR-310
Drill Chuck Axis DCH-J0N
（Jacobs Taper #0）
（Use less than 3,000min
-1
）
Slim Shaft Spindle
AMH-300
Slim Shaft Spindle
AMH-301
Collet Chuck CHM-□□
Grindstone Axis AGM-01
Spindle NR-600
Spindle NR-601
90゜ Angle
Spindle
Collet Chuck CH8-□□
RA-100
（Reduction Ratio 1/2.67）
Metal Saw Axis KCH-02
90゜ Angle
Spindle
RA-200
Collet Chuck CHS-□□
（Reduction Ratio 1/1.5）
Control Unit NE-72
Speed Reducer
ARG-01
（Reduction Ratio 1/3.92）
Motor EM-250
EM-255
Speed Reducer
ARG-02
（Reduction Ratio 1/15.39）
¡Use angle type attachments such as RAS-100, RA-100
and RA-200 with Speed Reducer in a low speed.
¡The O.D. of metal saw should be less than φ30A
(φ1.18") and can be used for nonferrous metal such
as brass and alminium with the thickness of less than
1.5A.
¡In case of using drill chuck, keep the speed less than
3,000min
-1
.
P. 9
◆ TROUBLE SHOOTING
Please check the following points before asking for repair.
〈Unit・Motor〉
Trouble
Check Points
¡Power plug is not connected
properly.
¡Fuse is brown out.
Power Source lamp
does not light up.
Overloaded so often.
Check if the reset lamp is light up.
When Manual
mode, motor
Motor
Reset lamp
does not run
does not
does not turn
even if either
Power
run.
off even if the
FWD / REV
Source
reset circuit is
Switch is ON.
Lamp
released.
does not
light up.
When Auto
mode, motor
FWD / REV Switch is OFF.
does not run
even if either
ON / OFF terminal is not
FWD / REV
connected properly.
SWItch is ON.
〈Spindle〉
Trouble
Check if dirts are in the collet or
spindle.
Run-out of bur.
Collet Cap is not mounted
properly.
Wear of ball bearing.
¡Foreign materials are in the ball
bearing.
Noise and vibration occur
¡Wear of ball bearing.
during rotation.
Bur shank is bent.
Probable Cause
Action Taken
¡Connect the plug properly.
¡Replace the fuse 250V3. 15A.
Wait for the light up the power
source lamp.
Release the reset circuit.
( Ref. P. 6 )
Connect the plug properly.
Check the
( Ref. P. 4 )
connection of
When Motor Cord Plug is not
motor plug if it
connected, Reset Lamp does not
is tight.
turn off. ( Ref. P. 4 )
Switch to either FWD / REV of the
converting switch.
Connect the ON / OFF terminal
properly. ( Ref. P. 4 )
Probable Cause
Action Taken
Clean the collet and the inside of
spindle.
Mount Collet Cap properly on the
Collet.
Repair at authorized NSK repair shop.
Repair at authorized NSK repair
shop.
Replace with a good bur.
P. 10
Advertisement
