Traditional Culture Encyclopedia - Photography major - Domestic 750 photo machine sprays uneven white spots with red stripes! ?

Domestic 750 photo machine sprays uneven white spots with red stripes! ?

Is the picture okay?

It should be a newspaper. Try changing a piece of paper.

Then there are bubbles in the nozzle, so there are white spots.

Is it white or clearance? The channel may be blocked or burned by the nozzle.

You can see that M-is the ignition point when it is burned clean.

M5 8 7- This nozzle can be used normally.