Faults

Causes

Troubleshooting

Machine can not start

No input voltage.

Check the input voltage.

General fuse is defective.

Replace fuse.

Fig.1.1 doesn’t appear after turning on machine.

Misoperation

Inform manufacturer.

Vibrator does not work.

Fuse is defective.

Replace fuse.

Connection of plug is loose.

Tighten plug.

Wrong air pressure adjustment or air pressure meter is defective.

Re-adjust air pressure or replace air pressure meter.

Valve does not work.

Fuse on valve board or relay board is defective.

Replace fuse.

Power supply is not connected.

Press Valve ON button.

Valve power supply is defective.

Replace power supply.

Valve leaks air.

Dirt or water inside valve.

Clean or replace.

Air pressure is not enough.

Communicate with manufacturer to solve it.

Sorting performance get worse.

Light aging.

Replace.

Wrong parameters.

Re-adjust parameters.

Impurities percentage or output is increased.

Re-adjust parameters.

Wrong sorting mode.

Re-set

Dust on glass or lens.

Check dust cleaning device and clean up dust on glass and lens.

Some valves are not working.

Replace new valve or communicate with manufacturer to solve it.

Light does not work.

Light or light power supply or fuse is defective.

Replace.

Individual valves are always blowing.

Impurities or water inside of valve.

Clean.

Valve board is defective.

Replace.

Dust cleaning malfunction.

Wiper can not move to the end.

Replace wiper.

Replace spring.

Replace air cylinder.

Too much dust in air cylinder to cause more friction

Clean.