What laser cutting machine maintenance should I do, and how often?
Updated:
Short answer
A working routine covers four intervals: daily lens and nozzle checks, weekly rail and optics cleaning, monthly gas-line and filter inspection, and periodic chiller and beam-path service tracked by operating hours, not the calendar. Skipping the daily checks is what causes most of the defects covered elsewhere on this site.
What each interval catches
| Symptom | Likely cause | First action |
|---|---|---|
| Gradual quality drop across a shift or week. | Daily checks skipped — protective glass or nozzle degrading unnoticed. | Inspect lens and nozzle at the start of every shift; it takes under two minutes. |
| Sudden speed or power loss with no obvious cause. | Beam path misalignment or dirty mirrors, usually a weekly-interval item left too long. | Follow the weekly optics and rail cleaning routine rather than waiting for a failure. |
| Gas pressure unstable or lower than the setting. | Clogged filters or a slow leak, a monthly-interval item. | Check filters and line pressure under flow monthly, not only when a job fails. |
| Chiller running warmer than spec, or error codes appearing. | Coolant, radiator or pump maintenance overdue — tracked by operating hours, not the calendar. | Follow the chiller manufacturer’s hour-based service schedule; heat and dust shorten it faster than time alone. |
Model-specific maintenance procedures and schedules — inside the app. Open SBM Laser Help →
Or take it with you:
A practical four-tier routine
- Daily: inspect nozzle and protective glass, wipe down the working area, check gas pressure at idle.
- Weekly: clean beam-path mirrors and lenses per the machine manual, check rail and rack cleanliness, verify nozzle centring.
- Monthly: inspect gas filters and lines for leaks, check coolant level and clarity, review consumable stock against usage.
- By operating hours: chiller service, ball-screw/rail lubrication, beam alignment check — follow the manufacturer’s hour intervals, they vary by model.
Related questions
- What is the single highest-impact daily check?
- The protective glass. A contaminated or cracked one causes burr, lost penetration and taper simultaneously — most of the defect pages on this site trace back to it.
- Do maintenance intervals change with how much the machine runs?
- Yes — hour-based items (chiller, lubrication, alignment) should follow actual operating hours, not a flat weekly or monthly calendar, especially on multi-shift machines.
- Can I get a full checklist for my exact machine model?
- Model-specific maintenance procedures and schedules are in the equipment manuals inside the app — this page covers the general routine that applies across machines.