9. Errors - reasons and elimination
NOT possible to start band drive
SAFETY signal lamp shines
Motor is ON, saw band
NOT turning
Coolant skips
Vibrations during cutting
Broken teeth inside the cutting
hollow of the material
Cut is NOT rectangular
Saw band cut is not square
Saw band breaking between tooth
Saw band breaking from the top
Non-uniform motion of arm feeding
Red control light on the control
panel is blinking.
Only persons with electrical
equipment repair qualification
may do the repair!
Error
• Main switch OFF
• TOTAL STOP button is blocked (pressed)
• Premium overcurrent relay is off
• Band cover safety switch is not switched
• Burned fuse inside the control panel
• The arm is in down limit position and end
switch is switched
Activate securing of the saw by the safet
relay
• Band is slipping on driving wheel
• Band is broken
• Other gearbox error
• No coolant left inside the cooling system
• Coolant tank, connections or taps are
dirty
• Broken coolant pump
• Incorrect arm feed speed
• Incorrect band teeth pitch
• Incorrect setting of band guiding heads,
hard metals or bearings
• Incorrect material clamping
• Incorrect cutting angle setting
• Blunt saw band
• Incorrect teeth size
• High speed of arm feed into cut
• Band slipped from guiding bearings
• Clearance of hardmetal guidance
• Workpiece is not placed horizontally
in the vice against the working table
• Incorrect teeth size
• High speed of arm feed into cut
• Incorrect adjustment of hard metal
guidance inside guiding heads
• The moving guiding head is too far from
the workpiece
• Not enough cooling
•Incorrect band adjustment on the
running wheels
• Incorrect tooth size
• High speed of arm feed into cut
• Incorrect adjustment or break of hard metal
guidance or bearings inside guiding heads
• The moving guiding head is too far from
the workpiece
• Oil deficit
• On saws of S.A. Type, band motor
starter FQ2 has failed.
• On saws of S.A.F., congestion of
frequency changer.
Possible error reason
• Switch ON main switch
• Unblock TOTAL STOP button
• Test the overcurrent relay of motor
• Control band cover
• Change the fuse
• When starting saw band drive the arm
must be raised
Press the SAFETY button and continue wit
the control of the saw
Unblock the TOTAL STOP button, close the
rear cover, press the SAFETY button and
continue with the control of the saw
• Tension the band properly (see chapter 5.2.)
• Change the band (see chapter 5.2.)
• Call the service technician
• Control the coolant fluid
• Clean coolant tank, connections and taps
• Change coolant pump
• Set the arm feed speed 5% less / more
• Control the teeth size and pitch
• Adjust correctly see chapter 5.3
• Control the material clamping
• Start new cut
• Do not use new band in old hollow
it will be damaged during the first cut
• See chapter 5.4.
• Put new saw band
• Check correct teeth size see chapter. 6.2.
• Adjust the correct feed speed
• Adjust saw band correctly see chapter. 5.2.
• Adjust them see chapter 5.3.
• Adjust the roller conveyor
• Check correct teeth size see chapter. 6.2.
• Adjust the correct feed speed
• Adjust them see chapter 5.3.
• Move it closer, see chapter 5.1.
• Increase the coolant fluid inflow
• See chapter 5.2.
• See chapter 6.2.
• Regulate the feed
• See chapter 5.3.
• Move it closer 5.1.
• Call Customer service
• Starter FQ2 set position
I
• On box of frequency changer press button
Error elimination
STOP
RESET
Summary of Contents for ARG 250 plus S.A.F.
Page 34: ...11 3 2 Table turning table pivot and vice assembly ARG 250 plus S A F ARG 300 plus S A F...
Page 44: ......
Page 45: ......
Page 47: ......
