Dental Equipment Troubleshooting

Media flow is intermittent or air only flows out of the tip?

• There is a blockage in the manifold tube.
• Manually clear the holes in the bottom of the tube and the tube itself.
• Make sure the abrasive being used matches the size of the tip and the jar
• Clumps of material in the tank suggests that the material is/has become moist and must be strained.

Results are taking too long?

• The air regulator is set too low.
  • Increase the pressure on the regulator to increase flow.
• There is a leak in the system.
  • Make sure the tank lid is secure with the o-ring in place.
    • Replace o-ring if worn or missing – P/N: 2256
  • Check for holes in the air-lines and their connections.
  • Check tank for cracks and holes and replace if found.
    • Tank Assembly 25-50 micron – P/N: 97956
    • Tank Assembly 50-100 micron – P/N: 97957
    • Tank Assembly 110-250 micron – P/N: 97958
• The blasting tip is worn out.
  • Replace the blasting tip (Note: cannot use new tips with old handpieces).
    • 25-50 micron Blue Crystal Tip – P/N: 9790
    • 250-100 micron Black Crystal Tip – P/N: 97903
    • 110-250 micron Red Crystal Tip – P/N: 97904
    • 25-50 micron Yellow Carbide Tip – P/N: 97905
    • 50-100 micron Green Carbide Tip – P/N: 97906
    • 110-250 micron Violet Carbide Tip – P/N: 97907

Too much media is being released with low pressure?

• The blasting tip is worn out.
  • Replace the blasting tip (Note: cannot use new tips with old handpieces).
    • 25-50 micron Blue Crystal Tip – P/N: 97902
    • 50-100 micron Black Crystal Tip – P/N: 97903
    • 110-250 micron Red Crystal Tip – P/N: 97904
    • 25-50 micron Yellow Carbide Tip – P/N: 97905
    • 50-100 micron Green Carbide Tip – P/N: 97906
    • 110-250 micron Violet Carbide Tip – P/N: 97907
• Make sure the abrasive being used matches the size of the tip and the jar.
• Air regulator is set too low.
  • Increase blasting pressure to 50 PSI (3.5 Bar) or more. No higher than 100 PSI (7 Bar).

Material continues to flow after the foot pedal is released?

• Non Instant-off (I/O) units bleed as the tank is depressurized.
  • Keep the tanks full with material to decrease the bleed time.

For I/O Units — All handpieces are blasting at once?

• Make sure to depressurize each tank when you are done using it by switching to “OFF/FILL” before switching to the next tank or leaving the station.

Material is leaking from the window?

• Not using a strong enough dust collector.
  • Need to increase suction to keep down the dust cloud.
• The window gasket is too worn and needs to be replaced.
  • SandStorm Professional & SandStorm Expert – P/N: 2030A
  • SandStorm 2 – P/N: 2030B
  • SandStorm XL, SandStorm Prestige – P/N: 97962

Material is leaking from the jar?

• Lid is not tightened down.
• The o-ring is not in place or is too worn.
  • Replace o-ring – P/N: 2256

Material is getting on the counter from the cuffs?

• Try to remove your hands while keeping the cuffs inside the unit.

“Professional” Material is leaking through the Fan/Filter?

• Do not aim the blasting tip at the filter itself.
• Clean the filter and replace if it is damaged.
  • Replacement filter – P/N: 2511

Light?

• Light will not turn on
  • Ceramic Fluorescent Light
    • Twist the switch clockwise to turn on and off.
    • Bulb is burnt out and needs to be replaced – P/N: 2078
    • Switch is broken and needs to be replaced – P/N: 2075
    • Upgrade to LED Lighting.
      • SandStorm Expert – P/N: 97967
      • SandStorm 2 – P/N: 97968
      • SandStorm XL & SandStorm Prestige – P/N: 97969
  • LED Light.
    • Twist the switch clockwise to turn on and off.
    • LED board has burnt out and needs to be replaced.
      • Call for assistance (760) 723-1498

Tank(s)?

• Lid cannot be easily removed.
  • Abrasive in the threads.
    • Lightly tap the edges of the lid with a hammer to loosen.
  • From repeated over tightening.
    • Tighten slightly and then try to loosen.
  • The o-ring is out of place and getting pinched.
    • Reset o-ring and replace if necessary – P/N: 2256
  • If unable to remove the lid from the tank then it must be replaced.
    • Tank Assembly 25-50 micron – P/N: 97956
    • Tank Assembly 50-100 micron – P/N: 97957
    • Tank Assembly 110-250 micron – P/N: 97958
• Material is leaking from the jar.
  • Lid is not tightening down.
  • Make sure the tank lid is secured with the o-ring in place.
    • Replace o-ring if worn or missing – P/N: 2256
• There’s a hole just above the jar’s quick disconnect.
  • Tube was not pushed in far enough into tank, allowing blasting material to wear a hole in the wall. Tank must be replaced.
    • Tank Assembly 25-50 micron – P/N: 97956
    • Tank Assembly 50-100 micron – P/N: 97957
    • Tank Assembly 110-250 micron – P/N: 97958

Handpiece?

• Hole in the delivery tube.
  • Tube is kinked, causing excessive wear at one point.
    • If possible, cut the tube to remove the damaged part and reuse.
    • Order a replacement tube.
      • 2 feet Urethane Hose – P/N: 97928
      • 3 feet Urethane Hose – P/N: 97929
      • 4 feet Urethane Hose – P/N: 97930
      • Urethane Hose by the foot – P/N: 2192
• Hole in the nozzle cap.
  • The o-ring is missing or is too worn.
    • Replacement o-ring – P/N: 97909 and nozzle cap – P/N: 2177
• Tip needs to be replaced.
  • 25-50 micron Blue Crystal Tip – P/N: 97902
  • 50-100 micron Black Crystal Tip – P/N: 97903
  • 110-250 micron Red Crystal Tip – P/N: 97904
  • 25-50 micron Yellow Carbide Tip – P/N: 97905
  • 50-100 micron Green Carbide Tip – P/N: 97906
  • 110-250 micron Violet Carbide Tip – P/N: 97907

Window?

• Window is scratched or broken from extended use or direct blasting.
  • Use Static Cling Protectors
    • SandStorm 2 – P/N: 97961
    • SandStorm Expert & SandStorm Professional – P/N: 97050
    • SandStorm XL & SandStorm Prestige – P/N: 97951
  • Replace the window.
    • SandStorm 2 – P/N: 2351
    • SandStorm Expert – P/N: 2019
    • Old verison of SandStorm Professional (VMC-x25) – P/N: 2021
    • SandStorm Professional (80401) – P/N: 97963
    • SandStorm Prestige – P/N: 2241
    • SandStorm XL – P/N: 2606A

Cuffs?

• Need to be replaced.
  • SandStorm 2, SandStorm Professional, & SandStorm Expert
    • Cuff – P/N: 2033
    • Cuff Holder – P/N: 2034
  • SandStorm Prestige & SandStorm XL
    • Large Cuff – P/N: 2033XL
    • Large Cuff Holder – P/N: 2260

Motor does not turn on?

• The switch and bellows work opposite of each other. Turn the switch off and press the bellows once.
• Check the power cord’s connections.
• Check the outlet for power or if its breaker has tripped.
  • Look to see if the breaker on the unit has tripped.
    • Reset by pressing the white button.
• Motor brushes are too worn.
  • Replace if necessary – P/N: VMC-1028
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 1003
• The air switch does not work.
  • Inspect the unit for dust which can cause the switch to short.
  • Check by blowing air through a straw into the opening and listen for a clicking noise. Do not connect pressurized air to the switch as it will fail.
    • Replace if it does not click – P/N: 1442
• The motor is dead.
  • Replace the brushes – P/N: VMC-1028
  • After 3 brush replacements, replace the motor – P/N: 97019

Low suction?

• Filter bag is full.
  • Replace filter bag – P/N: VMC-A400-3 when it is 2/3 full
• Check hose connections and the hoses themselves for holes.Motor is not sitting flush on gasket.
  • Reposition the motor.
• Make sure the covers are tightly secured.

Motor?

• Motor is not working.
  • Brushes are too worn
    • Replace if necessary – P/N: VMC-1028
• The Motor is dead.
  • After 3 motor brush replacements, replace the motor – P/N: 97019

Filter Bag?

• Filter needs to be replaced when it is 2/3 full.
  • Replacement bags – P/N: VMC-A400-3

Switches?

• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 1003
• The air switch has failed.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check by blowing air through a straw into the opening and listen for a clicking noise. Do not connect pressurized air to the switch as it will fail.
    • Replace if it does not click – P/N: 1442
• The bellows has failed.
  • Replace the bellows air foot remote – P/N: 1443

Motor does not turn on and the power light is ON?

• Motor brushes are worn.
  • Replace if necessary.
    • Blue Dot Brushes – P/N: 97010
    • Non Blue Dot Brushes – P/N: VMC-1028
• Loose connection inside the unit.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904
• Motor is getting too hot and the thermal fuse has been tripped.
  • Move the unit to a cooler area with better circulation.
  • Check the filter bag to make sure the motor is not having to work too hard due to a full bag.
  • Replace or reset the thermal fuse.
    • Blue Dot Motor Thermal Fuse – P/N: 97013
    • Red Dot Motors have a fuse built into them. To reset, turn off the unit and allow the motor to cool down for 15-20 minutes before turning it back on.
• Motor is dead.
  • Replace with Red Dot Motor – P/N: 97038

Motor does not turn on and the power light is OFF?

• Check the power cord’s connections.
• Check the outlet for power or if its breaker has been tripped.
• Look to see if the breaker on the unit has tripped.
  • Reset by pressing in the white button.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
• Replace the switch – P/N: 2904

Low suction?

• Filter bag is full.
  • Replace filter bag – P/N: VMC-A400-3 when it is 2/3 full
• Check hose connections and the hoses themselves for holes.
• Motor is not sitting flush on gasket.
  • Reposition the motor.
• Make sure the covers are tightly secured.

Unit is running, then shuts down?

• Motor is getting too hot and the thermal fuse has been tripped.
  • Move the unit to a cooler area with better circulation.
  • Check the filter bag to make sure the motor is not having to work too hard due to a full bag.
  • Replace or reset the thermal fuse.
    • Blue Dot Motor Thermal Fuse – P/N: 97013
    • Red Dot Motors have a fuse built into them. To reset, turn off the unit and allow the motor to cool down for 15-20 minutes before turning it back on.

Motor?

• Motor is not working.
  • Brushes are too worn
    • Replace if necessary
      • Blue Dot Brushes – P/N: 97010
      • Non Blue Dot Brushes – P/N: VMC-1028
• The Motor is dead.
  • Replace motor – P/N: 97038

Filter Bag?

• Filter needs to be replaced when it is 2/3 full.
  • Replacement bags – P/N: VMC-A400-3

Switches?

• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904

Motor does not turn on and the power light is ON?

• Motor brushes are worn
  • Replace if necessary
    • Blue Dot Brushes – P/N: 97010
    • Non Blue Dot Brushes – P/N: VMC-1028
• Loose connection inside the unit.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904
• Motor is getting too hot and the thermal fuse has been tripped.
  • Move the unit to a cooler area with better circulation.
  • Check the filter bag to make sure the motor is not having to work too hard due to a full bag.
  • Replace or reset the thermal fuse.
    • Blue Dot Motor Thermal Fuse – P/N: 97013
    • Red Dot Motors have a fuse built into them. To reset, turn off the unit and allow the motor to cool down for 15-20 minutes before turning it back on.
• Motor is dead.
  • Replace with Red Dot Motor – P/N: 97041

Motor does not turn on and the power light is OFF?

• Check the power cord’s connections.
• Check the outlet for power or if its breaker has been tripped.
• Look to see if the breaker on the unit has tripped.
  • Reset by pressing in the white button.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904

Low suction?

• Filter bag is full.
  • Replace filter bag – P/N: VMC-A400-3 when it is 1/2 to 2/3 full.
• Check hose connections and the hoses themselves for holes.
• Motor is not sitting flush on gasket.
  • Reposition the motor.
• Make sure the covers are tightly secured.

Unit is running then shuts down?

• Motor is getting too hot and the thermal fuse has been tripped.
  • Move the unit to a cooler area with better circulation.
  • Check the filter bag to make sure the motor is not having to work too hard due to a full bag.
  • Replace or reset the thermal fuse.
    • Blue Dot Motor Thermal Fuse – P/N: 97013
    • Red Dot Motors have a fuse built into them. To reset, turn off the unit and allow the motor to cool down for 15-20 minutes before turning it back on.

Motor?

• Motor is not working.
• The Motor is dead.
  • Replace motor – P/N: 97041

Filter Bag?

• Filter needs to be replaced when it is 2/3 full.
  • Replacement bags – P/N: VMC-A400-3

Switches?

• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904
• The speed control rotary switch has failed.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check the switch is turning smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the Rotary Switch – P/N: 3019

Motor does not turn on and the power light is ON?

• Motor brushes are worn
  • Replace if necessary
    • Blue Dot Brushes – P/N: 97010
    • Non Blue Dot Brushes – P/N: VMC-1028
• Loose connection inside the unit.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904
• Motor is getting too hot and the thermal fuse has been tripped.
  • Move the unit to a cooler area with better circulation.
  • Check the filter bag to make sure the motor is not having to work too hard due to a full bag.
  • Replace or reset the thermal fuse.
    • Blue Dot Motor Thermal Fuse – P/N: 97013
    • Red Dot Motors have a fuse built into them. To reset, turn off the unit and allow the motor to cool down for 15-20 minutes before turning it back on.
• Motor is dead.
  • Replace with Red Dot Motor – P/N: 97041

Motor does not turn on and the power light is OFF?

• Check the power cord’s connections.
• Check the outlet for power or if its breaker has been tripped.
• Look to see if the breaker on the unit has tripped.
  • Reset by pressing in the white button.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904

Low suction?

• Filter bag is full.
  • Replace filter bag – P/N: VMC-A400-3 when it is 1/2 to 2/3 full
• Check hose connections and the hoses themselves for holes.
• Motor is not sitting flush on gasket.
  • Reposition the motor.
• Make sure the covers are tightly secured.

Unit is running then shuts down?

• Motor is getting too hot and the thermal fuse has been tripped.
  • Move the unit to a cooler area with better circulation.
  • Check the filter bag to make sure the motor is not having to work too hard due to a full bag.
  • Replace or reset the thermal fuse.
    • Blue Dot Motor Thermal Fuse – P/N: 97013
    • Red Dot Motors have a fuse built into them. To reset, turn off the unit and allow the motor to cool down for 15-20 minutes before turning it back on.

Motor?

• Motor is not working.
• The Motor is dead.
  • Replace motor – P/N: 97041

Filter Bag?

• Filter needs to be replaced when it is 1/2 to 2/3 full.
  • Replacement bags – P/N: VMC-A400-3

Switches?

• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 2904
• The speed control rotary switch has failed.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check the switch is turning smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the slide switch – P/N: 2909

The unit will not turn on, including the clean function?

• Check the power cord’s connections.
• Check the outlet for power or if its breaker has been tripped.
• Look to see if the breaker on the unit has tripped.
  • Reset by pressing in the white button.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 3282

The motor will not turn on, but the clean function still works?

• Motor brushes are worn.
  • Replace if necessary – P/N: 97010
• Motor is dead and needs replacing.
  • StoneVac II & StoneVac II Plus – P/N: 97009
  • StoneVac II Brushless – P/N: 97035

The unit makes strange noises while turned on?

• Motor’s fan blades are rubbing against housing or it has bad bearings. The motor must be replaced.
  • StoneVac II & StoneVac II Plus – P/N: 97009
  • StoneVac Series Brushless – P/N: 97035

Low suction?

• Filter is clogged.
  • Use clean function for no longer than 5 seconds, once daily.
  • Replace filter – P/N: 97001 every 4-6 months depending on use.
• Check for holes and blockages in the hoses.
• Air is leaking in through the front door gasket.
  • Replace the gasket to correct seal – P/N: 97150

Motor?

• Motor is not working.
• Brushes are too worn.
  • Replace if necessary – P/N: 97010
• Motor is dead.
  • StoneVac II & StoneVac II Plus – P/N: 97009
  • StoneVac II Brushless – P/N: 97035

Filter?

• The filter – P/N: 97001 should be replaced every 4-6 months depending on use.

Switch?

• The ON/OFF/CLEAN switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 3282

The ON/OFF/CLEAN switch doesn’t work?

• Inspect the inside of the unit for dust which can cause the switch to short.
• Check if the switch is clicking smoothly.
• Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
• Replace the switch – P/N: 3282

Wire connections in the unit have come loose?

• Check connections

The shaker motor has died?

• Make sure to use the clean function for no longer than five seconds, once daily.
• Replace the shaker motor.
  • Entire Assembly – P/N: 2834
  • Motor only – P/N: 97003

The unit will not turn on, including the clean function?

• Check the power cord’s connections.
• Check the outlet for power or if its breaker has been tripped.
  • Look to see if the breaker on the unit has tripped.
  • Reset by pressing in the white button.
• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 1480A
• The ON/OFF/REMOTE switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 1497
• The speed control slide pot has failed.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the slide switch – P/N: 2909

The motor will not turn on, but the clean function still works?

• Motor is dead and needs replacing – P/N: 97102

The unit makes strange noises while turned on?

• Motor’s fan blades are rubbing against housing or it has bad bearings. The motor must be replaced.
  • Motor – P/N: 97102

Low suction?

• Filter is clogged.
  • Use clean function while the unit is off.
  • Replace filter if necessary – P/N: 96017
• Check for holes and blockages in the hoses.
• Air is leaking in through the front door gasket
  • Replace the gasket to correct seal – P/N: 97150

Motor?

• The Motor is dead – P/N: 97102

Filter?

• The filter should be replaced every 4-6 months depending on use.
  • Use clean function.
  • Replace if necessary – P/N: 96017

Switch?

• The ON/OFF switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 1480A
• The ON/OFF/REMOTE switch does not work.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the switch – P/N: 1497
• The speed control slider has failed.
  • Inspect the inside of the unit for dust which can cause the switch to short.
  • Check if the switch is clicking smoothly.
  • Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
  • Replace the slide switch – P/N: 2909

The air pulse switch has failed?

• Inspect the inside of the unit for dust which can cause the switch to short.
• Check if the switch is clicking smoothly.
• Use an ohmmeter to check the resistance of the switch. There should be resistance if it is still working.
• Replace the switch – P/N: 3229

Wire connections in the unit have come loose?

• Check connections.

The air pulse assembly has failed?

• Do not supply more than 60 psi to the unit as the excessive pressure will cause it to fail.
• Replace the air pulse assembly, please call for assistance.