Preventative Maintenance Checklist

This article is for Nova series machines.

Proper care and routine maintenance of the machine will ensure optimal performance over a long service life.

DAILY CHECKLIST

Focusing Lens

1.Remove the laser head	2. Divide the laser head
3. Remove the focus lens with the tool	4. Clean the lens with lens cloth

Note The direction of focus lens mounting please refer to below picture：

Here is more on Inspecting and Cleaning Nova Series Optics

WEEKLY CHECKLIST

Mirrors

Use a lens cloth and lens cleaner to keep all mirrors clean

Beam Combiner Optic

Use a lens cloth and lens cleaner to keep combiner lens clean.

Keep machine clean

Remove these small pieces that fall into the honeycomb table and collected in the machine using small brush or vacuum cleaner.

MONTHLY CHECKLIST

 Rails and Screws

Add lubricant oil (or Rust Preventative Grease) to all rails on X&Y axis.

Add lubricant oil (or Rust Preventative Grease) to four Z axis screws

Laser path

Mirror alignment

When the laser head move to four corners of the working table, please check if the laser beam lasers to the same position on the third reflective mirror.

Vertical alignment 

When the laser head moves to four corners of the working table, please check if the laser beam can vertically go through the 10mm acrylic. Please check laser beam path according to the video.

Here is more on Aligning Your Laser Beam

Exhaust fan

Clean the air intake

Here is more on Cleaning Your Stock Exhaust Fan

Water chiller

Change the pure (distilled) water and clean the filters;
Note: if water drains slowly from drainage nozzle during water changing, please open the water supply inlet.

More detail please refer to the Chapter 5 Maintenance of User’s Manual.
Nova Series Unified Owner’s Manual (US)

Here is more on  Chiller Diagnostics & Theory Of Operation

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