30
7. Trouble shooting
Magnet and motor do not
function
- The magnet switch is not connected to the power supply
- Damaged or defective wiring
- Defective fuse
- Defective magnet switch
- Defective Control Unit
- Defective power supply
Magnet does function, the motor
does not work
- Damaged or defective wiring
- Carbon brushes are stuck or worn out
- Defective magnet switch
- Defective On / Off switch
- Defective Control Unit
- Defective armature and/or field
Magnet does not function, the
motor does
- Defective magnet
- Defective wiring of magnet
- Defective Control Unit
Automatic feed function does not
work
- Insufficient magnetic force
- Feed handle mechanism needs adjustment
- Carbon brushes are stuck or worn out
- Defective Control Unit
- Defective motor unit
Annular cutters break quickly,
holes are bigger than the hole
cutter
- Clearance in the guide
- Bent spindle
- Shaft extending from the motor is bent
- Bent pilot pin
Motor running roughly and/or
seizing up
- Bent spindle
- Shaft extending from the motor is bent
- Triangular guide not mounted straight
- Dirt between spindle and triangular guide
Motor starts running when
magnet switch is turned on
- Damage or defective relais in control unit
Motor making a rattling sound
- Gear ring (bottom of the armature) worn out
- Gear(s) worn out
- No grease in gear box
Motor humming, big sparks and
motor has no force
- Armature damaged (burned)
- Field burned
- Carbon brushes worn out
Motor does not start or fails.
- Damaged or defective wiring
- Dirt in sensor Speed Control Unit
- Defective or loose magnet on top of armature
- Damaged or defective (sensor) Speed Control Unit
- Damage to Armature or field coil
- Damaged or defective carbon brushes
Guiding takes a great deal of
effort
- Guide is set too tight
- Guide is dry, needs to be greased
- Guide/gear- rack/rotation system dirty or damaged
Summary of Contents for ECO.55-A
Page 32: ...32 8 Exploded view spare part list 8 1 Exploded views ECO 55 A ...
Page 33: ...33 ECO 55 A CONTINUED ...
Page 34: ...34 ECO 55 TA ...
Page 35: ...35 ECO 55 TA CONTINUED ...
Page 38: ...38 8 3 Wiring diagrams ECO 55 A ...
Page 39: ...39 ECO 55 TA ...