Every shift
- Test the emergency stop at start of shift
- Hang the pendant on its hook, never on the gantry
- Check the pendant cable for damage
Every week
- Confirm soft limits still match the map
- Wipe dust from the pendant and controller vents
- Check the settings backup is current
Every month
- Check cable strain reliefs
- Review the control map with any new operator
- Clean the controller fans and filters
Spares worth keeping
- Spare pendant cable
- Emergency stop switch
- USB stick with backed-up settings, kept off site
Local conditions
Many second-hand machines in SA came in with controllers set up for another country's language or units. A refresh is the moment to set everything to millimetres and plain English labels.
The care ritual card turns this list into a tick sheet for the machine.
Also see Controller Refresh overview, specs, layout and care. Questions go to cnc@cncpme.co.za.
