Troubleshooting Suggestions - Wells WVU-31CT Owner's Manual

TROUBLESHOOTING SUGGESTIONS

Problem
Unit will not operate
(no indicators lights lit)
Unit will not operate
(buzzer sounds)
CHECK FILTER light lit
REPLACE FILTER light lit
SERVICE REQUIRED light lit (cooking
appliance not operating)
NOTE:
FILTERS are the only user serviceable components in this ventilator hood system. For all problems that cannot be remedied by
servicing the filters, contact:
Ventilator section - authorized Wells service agency
Fire suppression system - authorized Ansul® distributor
IMPORTANT:
Contact ANSUL® for fire suppression system installation, set-up and service:
Ansul Incorporated
One Station Street
Marinette, WI 54143-2542 website http;//www.ansul.com
IMPORTANT:
Parts used in the Ansul® fire suppression system are not serviceable by the owner/operator.
Procedures for servicing fire suppression equipment are described in:
ANSUL® R-102 SYSTEM DESIGN, INSTALLATION, RECHARGE AND MAINTENANCE MANUAL
(418087, current edition)
NOTE:
ANSUL® Manual 418087 is intended for use by authorized Ansul® service personnel only.
Possible Cause
Disconnected from electric power
Fire suppression system not set
Filter pack, Pre-filter or baffle filter not in position
Filter nearing end of service life
Filter pack plugged
Fire damper in exhaust collar has closed
One or more vacuum sensing lines or ports plugged, or
sensing line dislodged.
NOTE: If, after 20 seconds, there is insufficient airflow for proper operation, SERVICE REQUIRED light will
illuminate and under-hood appliance (s) will be de-energized.
Press VENTILATOR POWER SWITCH to OFF, then back to ON to reset system.
1-800-TO-ANSUL (1-800-862-6785)
Reconnect to electric power
Reset circuit breaker for unit
Contact an authorized Ansul® distributor for repairs
Properly install filters
Arrange to replace filters in a timely manner
Replace filter pack
Contact an authorized Wells service agent for repairs
Contact an authorized Wells service agent for repairs
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Suggested Remedy