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Page 17
You can often easily eliminate issues that may occur on your own. Before
calling customer service, take into account the following information.
WARNING
RISK OF ELECTRIC SHOCK
Improper repairs are dangerous. Only an authorized servicer may
perform repairs and may replace damaged connecting leads. Remove
the fuse or deactivate the breaker in the fuse box or breaker box if the
appliance is damaged. Call Customer Service.
TROUBLESHOOTING
Disruption Possible Cause and Solution
The hood is
not venting
properly
• The hood may be too high from the
cook top.
• The hood may not be centered above
the cook top.
• Make up air not suf cient.
• The wind from opened windows in the
surrounding area is affecting the ventilation of
the hood.
Close all the windows to
eliminate the outside air ow.
• Blockage in the duct opening or
ductwork. Remove all blockage from
the ductwork or duct opening.
• Duct length too long, too many elbows,
“back to back” elbows, or too small
roof or wall cap, will all cause issues
with air draw.
Fault tone • Two short beeps will sound whenever
the pressing of a button by the user
results in a possible function that is not
possible by the system.
The beep tone can be disabled by pressing the
FILTER and LIGHTS buttons simultaneously for at
least
3 seconds. Pressing the FILTER and LIGHTS
buttons simultaneously when the beep sound is
turned off will turn on the beep sound.
Lighting not
working.
• LED lighting module have failed.
The LED modules are replaceable by an
authorized service provider only. See the
support contact information in Customer Service
section.
Disruption Possible Cause and Solution
Noise during
operation
Some noise is normal due to vibration and air
movement.
• Excessive noise could indicate one of
the following:
-- ductwork is too small / undersized
-- ductwork is too large / oversized
-- ductwork is loose
-- transition is too small or is loose
-- wood screws are not fully tightened
-- loose screws in trim parts, etc.
Check installation manual to verify that ductwork is
the proper size. Tighten screws.
Noise when
unit is off.
• Backflow flap on outside of duct wall cap
moves with the wind. This is normal.
Lights and fan
blower do not
work
• Hood circuit breaker may be tripped.
Reset breaker.
Fan blower does
not work.
• Power supply is insuf cient.
• Electrical wiring is incorrectly connected.
See the installation manual for more
information.
Hood trips
breaker.
• Electrical wiring is incorrectly connected.
• Circuit is not suf cient.
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