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BT240S 3KW 2D Laser Cutting Head User Manual
3 Maintenance
3.1 Clean the Lens
It’s necessary to maintain lenses regularly because of the characteristic of laser cutting process, it
is recommended to clean the protective lenses once a weak, and the cleaning of collimating lens and
focusing lens depends on the using circumstances. If it is necessary to check or replace the lens for
cleaning, only professional personnel authorized by our company can carry out disassembly and
maintenance.
Lens cleaning
I. Tools: dust-proof gloves or finger stall, long fiber cotton stick, ethanol, rubber gas blowing.
II. Cleaning instruction:
1. The left thumb and index finger wear fingertips;
2. Spray ethanol onto the absorbent cotton stick
3. Hold the slide edge of the lens with left thumb and index finger gently.(note: avoid the fingertip
touching the surface of the lens so as to leave traces)
4. Put the lens facing to eyes, and hold the absorbent cotton stick with the right hand. Wipe the
lens gently in single direction, from bottom to top or from left to right, (not wipe back and forth so as
to avoid secondary pollution of the lens) and use rubber blowing to sway the surface of the lens and
both sides should be cleaned. After cleaning, make sure that there is no residual: detergent, absorbent
cotton, foreign matter and impurities.
3.2 Removal and Installation of Lenses
The whole process needs to be completed in a clean place. Wear dust-proof gloves or
fingertips when removing or installing the lenses.
3.2.1 Removal and Installation of Focusing Protective Lenses of Laser Head
Protective lens are wearing parts and need to be replaced after damage. Refer to Figure 7
and 8.
•
Slightly touch the edge of the dust-proof cover to raise and the dust cover will pop open;
•
Pinch the two sides of the drawer-type lens holder and pull out the base of protective lens;
