Broan ERV110S Manual De Uso página 19

11. TROUBLESHOOTING
If the unit does not work properly, reset the unit by unplugging it for one minute and then replug it. If it still not working properly,
refer to table below.
If the integrated control LED of the unit is flashing, this means the unit sensors detected a problem. See the table below to know where
the problem occurs on the unit.
LED E
SIGNAL
LED flashes GREEN Thermistor error
LED flashes AMBER Damper error
LED flashes RED • The door is open and
• Exhaust motor error
P
ROBLEMS
The error code E1 is
displayed on VT8W or
VT7W wall control screen.
1
There is no outdoor
temperature displayed on
__
VT8W wall control screen
.
2
VT8W or VT7W wall
control screen alternates
3
between normal display
and E3.
The wall control
does not work.
4
RROR TYPE
the unit is not unplugged
P
OSSIBLE CAUSES
• Unit not compatible with control.
• The wires may be in reverse position.
• The wires may be misconnected.
• The wires may be broken.
• RED wire in control cable damaged
or misconnected.
• The VT8W or VT7W wall control
may be defective.
• Unit integrated control set to low or
high speed (AMBER or GREEN
continuous LED).
• Unit not compatible with control.
• The wires may be in reverse position.
• The wires may be misconnected.
• The wires may be broken.
• Defective wall control.
A
CTION
Replace the entire port assembly
(fresh air from outdoors port)
Go to point 7
• Put a magnet over the door switch or close the
door and press once on the integrated control
push button to reset the unit.
• Go to point 8
Y
OU SOULD TRY THIS
• Check table on page 2 for control compatibility.
• Ensure that the color coded wires have been connected to
their appropriate places.
• Ensure the wires are correctly connected.
• Inspect every wire and replace any that is damaged. If wires
are hidden into walls, test the control using a shorter wire.
NOTE: At its very start-up or after a power failure, it takes
some minutes before the outdoor temperature appears
on screen. The delay duration depends on which
operation mode the wall control is set. The shortest
delay is obtained when the wall control is set on MIN
or MAX in VENT Mode.
• Ensure the RED wire is not damaged and properly connected.
• Replace the VT8W or VT7W wall control.
• Press on the integrated push button until the LED turns off.
• Check table on page 2 for control compatibility.
• Ensure that the color coded wires have been connected to
their appropriate places.
• Ensure the wires are correctly connected.
• Inspect every wire and replace any that are damaged.
• Replace the wall control.
19
U
NIT STATUS
Unit works but will defrost
frequently
Unit does not work
Unit does not work