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49-80569-3 9
Before you
call for
service
Save time and money! Review the charts on the following pages first and you may not need to
call for service.
Troubleshooting Tips
Stainless Steel Hood
Problem Possible Causes What To Do
Fan does not operate
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button is pushed
A fuse may be blown or a circuit
breaker tripped.
Replace fuse or reset circuit breaker.
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and on
The motor is probably
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This can be harmful to the motor.
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on cycling continues, call for service. Visit
Monogram.com for available makeup air
solutions.
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time, the light reminds you to
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replaced.
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contact with the switch.
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Fan does not operate
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button is pressed or
when + or – button is
pressed
The blower connector is loose
or not plugged into its mating
connector.
Disconnect power to the unit. Lift the lower
duct cover and look at the blower connector
plug. If the blower connector plug is loose,
plug it in securely. See the Installation
Instructions for the plug location and how to
plug in the connector.
Loud or abnormal
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Wrong size duct used in
installation.
This hood requires 6” ducting and a
maximum duct length of 100 equivalent feet
to perform optimally. Using smaller duct pipe
or longer equivalent lengths of duct pipe will
cause improper venting. Monogram service
technicians cannot correct this issue if
installed improperly.
Fan fails to circulate
air or moves air
slower than normal
and/or fan is making
loud or abnormal
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Obstructions in duct work. Make sure nothing is blocking the vent.
Make sure your wall or roof cap has a blade
or door.
Damper blade on wall or roof cap
may not be open.
Make sure damper swings freely. Damper
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when this happens. Adjust to original position.
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Cleaning.
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air is required for exhausting
appliances to operate to rating.
Check with local building codes, which
may require or strongly advise the use of
makeup air.
The hood controls
are not operating
correctly
Control logic confused. Disconnect power to the hood by resetting
the circuit breaker. Wait 30 seconds to allow
controls to reset.
Early bulb failure
Replacing bulbs with bare hands. Replace bulbs while wearing gloves to keep
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Bulb wattage is too high. Replace with correct wattage.
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