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Dental Troubleshooting

SAND BLASTERS

Problems with blasting
sandstorm2

Problems with dust management
Problems with a specific part?

SandVac

Problems with performance?

10211

  • 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.
    • 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.
    • The motor is dead.
  • Low suction?
    • Filter bag is 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
Problems with a specific part?

Vanguard 1X

Problems with performance?

Vanguard-1X

  • Motor does not turn on and the power light is ON?
    • Motor brushes are worn
    • 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.
    • Motor is dead.
  • 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.
    • 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.
Problems with a specific part?

Vanguard Gold 2X

Problems with performance?

Vanguard Gold 2X - 10320

  • Motor does not turn on and the power light is ON?
    • Motor brushes are worn
    • 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.
    • Motor is dead.
  • 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.
    • 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.
Problems with a specific part?

Vanguard Platinum 2X

Problems with performance?

Vanguard Platinum 2x

  • Motor does not turn on and the power light is ON?
    • Motor brushes are worn
    • 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.
    • Motor is dead.
  • 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.
    • 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.
Problems with a specific part?

StoneVac II

Problems with performance?

StoneVac II

Problems with a specific part?
Problems with the Filter Clean Function?
  • 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?

V-Six

Problems with performance?

V-Six-300x300

  • 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?
  • 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.
  • Low suction?

 

 

Problems with a specific part?
  • Motor?
  • Filter?
  • 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
Problems with the Filter Clean Function?
  • 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.

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