Trouble Shooting - Rotabroach COMMANDO 40 Original Instructions Manual

Issue 1

18) TROUBLE SHOOTING

Magnet and motor do not function
Magnet does function, the motor
does not
Magnet does not function, the motor
does
Hole cutters break quickly, holes are
bigger than the hole cutter
Motor running roughly and/or seizing
up
Motor making a rattling sound
Motor humming, big sparks and
motor has no force
Motor does not start or fails.
Guiding takes a great deal of effort
Insufficient magnetic force
Motor only runs at maximum rpm
Original Version
- 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
- 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
- Defective magnet protective switch
- Defective magnet
- Defective control unit
- Play in the guide
- Bent spindle
- Defective magnet causing movement
- Shaft extending from the motor is bent
- Uneven work surface causing lack of magnetic adhesion.
- Bent pilot
- Bent spindle
- Shaft extending from the motor is bent
- Triangular guide not mounted straight
- Dirt between spindle and triangular guide
- Gear bearing (bottom of the armature) worn out
- Gear(s) worn out
- No grease in gear box
- Armature burned
- Field burned
- Carbon brushes worn out
- Damaged or defective wiring
- Dirt in sensor of speed control unit
- Defective speed control unit
- Defective speed control or its wiring
- Defective or loose magnet on top of armature
- Damaged or defective brushes
- Guide is set too tight
- Guide is dry
- Guide/gear- rack/rotation system dirty or damaged
- Damaged or defective wiring
- Bottom of magnet not clean and dry
- Bottom of magnet not flat
- Work piece is not bare metal
- Work piece is not flat
- Work piece is too thin less than 10mm
- Defective control unit
- Defective magnet
- Defective speed switch
- Damaged / defective wiring
- Defective control unit
18
October 2014