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Tips, tricks and essentials for restaurant and foodservice equipment in one place.

Wells Ventless Hoods Troubleshooting

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Well ventless hood - Wells ventless hood troubleshooting

Noticing issues with your Wells unit? No matter if a filter is old and needs replacing or the service lights are going off, we can help you diagnose the issue. Wells ventless hoods troubleshooting guides like this can get you the answers you need quickly.

This guide covers troubleshooting tips for WV, WVU & Canopy models.

Wells Ventless Hoods Troubleshooting Chart

Problem

Possible Cause

Solution

Unit won’t work (no indicator lights lit)

The unit is disconnected from power

  • Reconnect the unit to power
  • Reset the circuit breaker

Unit won’t work (buzzer sounds)

The fire suppression system hasn’t been set

Contact an authorized service technician

CHECK FILTER light is lit

The filter pack, pre-filter or baffle filter aren’t in position

Properly install the filters

REPLACE FILTER light is lit

  • The filter is nearing end of service life
  • The filter pack is plugged
  • The fire damper in the exhaust collar has closed
  • Arrange to replace the filters when the time comes
  • Replace the filter pack
  • Contact an authorized technician

SERVICE REQUIRED light is lit

  • One or more vacuum sensing lines or ports is plugged
  • There’s insufficient airflow
  • Contact an authorized service technician
  • Press VENTILATOR POWER SWITCH to OFF then back ON to reset the system

For more information on troubleshooting, safety or even cleaning tips, check out our Wells manuals and diagrams.

Please contact a local authorized service agent who can help with these specific units and all your commercial kitchen equipment needs.

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