6.4 Troubleshooting
Observation
Problem
Solution
There is no power going to
the fan
• The circuit breaker may be off
• Fan speed control is off
• Bad electrical connections
• Check the circuit breaker
• Turn fan speed contron on
• Check and correct problem
There is power to the fan but
it is not operating
• Bad electrical connections
• The fan speed control’s low
voltage setting is too low
• The fan speed control is bad
• Check and correct problems with connections.
Pay special attention to the wiring in the junction box
• Increase the setting with the plastic screw on the fan speed
control’s front plate
• Replace the fan speed control
There is power to the fan but
it hums and does not turn
• The motor run capacitor may be
bad.
• Creosote may stick
• Check capacitor and replace if necessary
• Clean fan
The fan seems to work fine,
but there is not enough draft
• The fan may be undersized
• Obstruction in the flue
• Replace with a larger fan
• Clean the chimney
The fan vibrates
• The motor shaft may be bent
• The hinges may be bent
• Replace motor
• Straighten out hinges
There is airflow noise from
the draft hood
• The flue is undersized.
• The fan is oversized and running
too fast
• There is not much to do about it
• Reduce the fan speed
Mechanical noise can be
heard
• Foreign matter may be stuck
• Motor bearings may be worn out
• Remove matters
• Replace bearings
Service: [email protected] or at tel: +45 7010 2234
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3000270 RS gas and oil 20210818 - international
