FSFXXAOA1180: Installation and User Instructions
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
10
TROUBLESHOOTNG
FSF Troubleshooting
A200606
WARNING
!
SHOCK HAZARD
Risk of electric shock.
Before performing any maintenance or servicing, always disconnect the unit from its power source or turn power off at service panel. Some
troubleshooting steps (boxes in light grey) require the unit to be powered while being manipulated; beware of live and moving parts at all times.
Open the door, set the Run
me % buon to "Test".
Does the LED on the
electronic board light up?
(The LED is located right next
to the sensor. Refer to
Secon 2, step 6. The
electrical compartment does
not have to be opened.)
Does the LED on the
electronic board blink?
Refer to appropriate
error code according to
LED blinking.
Plug unit in.
Does the motor
start?
The unit is working but
was in a standby period.
This Supply Fan is
designed to provide fresh
air at the best me of the
day.
Is the unit
connected to a
working wall outlet?
Use a small electric
appliance to test
the outlet.
Are the J1, J2 and
J10 connectors well
connected to the
board?
Plug unit back. Use
a voltmeter. Is there
120 VAC between
the white wire of J1
and both sides of
the fuse?
Turn the Runme %
buon at any seng
other than "Test" for at
least 5 seconds. Turn the
buon back to "Test" and
wait 15 seconds.
Use a voltmeter. Is there
120 VAC on J2?
Make sure that no
debris is blocking
the motor. If there
is, remove it,
otherwise replace
the motor.
Replace the
electronic
board.
Use a voltmeter. Is
there 120 VAC on
J1?
The power cord may
be defecve. Call
customer service.
Replace the
electronic board
Use a voltmeter.
Is there
24 VAC between
R and C.
Replace the
electronic
board.
Verify that the R and C
connecons are adequate
and that the low voltage
source is powered.
unit does not work
YES
YES
NO
YES
NO
Connect the unit
to a working wall
outlet.
NO
YES
Restore
connecons.
NO
YES
YES
NO
NO
YES
NO
YES
NO
YES
NO
FSFXXOA1180
