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Broan 41801 vänEE Bronze Series ERV 108 CFM 65% SRE Side ports Reverse

Installation Guide - Page 22

For 41801.

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22
For the Installer
11. TROUBLESHOOTING
If the unit does not work properly, reset the unit by unplugging it for one minute and plug it back. If it is still not working properly, refer to
the table below.
If the LED of the unit is flashing, this means the unit sensors have detected a problem. See the table below or the troubleshooting
proceidures on the next pages to know the nature of the problem.
LED SIGNAL ERROR TYPE ACTION UNIT STATUS
LED flashes GREEN
(double blink every
2 seconds).
Cold side
thermistor
error.
Ensure J12 connector is properly connected and its wires are not
damaged. If they are correct:
• For S10 ERVplus and 70E+ units: replace the damper assembly.
• All other units: replace the thermistor.
Unit works but will
defrost frequently.
LED flashes GREEN
(2 blinks per second;
faster blink).
Warm side
thermistor
error.
• Ensure J20 connector is properly connected and its wires are not
damaged. If they are correct:
• Replace the thermistor.
Unit does not work.
Clearly identify your model before performing any task related to your unit. Refer to unit's nameplate if
necessary.
CAUTION
Altitudeor
Platinumwall
controldoesnot
displaytheoutdoor
temperature
Istheunit’s
integratedpush‐
buttonsettooff?
No
Pushonthe
integratedpush‐
buttonuntiltheLED
indicatorofthe
integratedcontrol
turnsOFF
Yes
• Resetcontrol:simultaneouslypressandhold
botharrowkeysfor8seconds
• Unplugunit
• Wait1minute
• Plugunitback
• Usingthewallcontrol,putunitinVENT
modeatMINorMAXsetting
• Wait5minutes
Istemperaturenowdisplaying?
Arebothendsof
thecontrol’sRED
wireproperly
connected?
Yes
No
Restoreproper
connection
Yes
No
Changethewall
control
Problemsolved
Wallcontroldoes
notwork
Isthepoweroutlet
energized?
No
Refertoan
electrician
Yes
• Unplugauxiliarycontrols
• Uplugunit
• Wait1minute
• Plugunitback
• Wait30seconds–Unitperformsbootingsequence:LEDlightsup,you
heartherelays,youseethedampersmove
• Oncebootingsequenceisover(after30sec.),tryoperatingtheunit
usingtheintegratedpushbutton.
Whenhittingtheintegratedpushbuttonmultipletimes,doestheLEDgo
fromOFFtoAMBERtoGREENandbacktoOFF?
Yes
Arethewallcontrol
wiresproperly
connected?Pay
specialattentionto
theBLACKand
YELLOWwires.
No
Theproblemisnot
thewallcontrol.
Proceedto
appropriate
troubleshooting.
No RestoreconnectionsYes
Useavoltmeter.Is
there8‐12VDC
betweenBLACKand
YELLOW?
Yes,but
problemnot
solved.
Changethewall
control.
No
Testthewallcontrol
usinganewwire.
Doesthewall
controlnowwork?
No
Changethewall
control.
Yes Changethewire.
⚠ WARNING
Risk of electric shocks. Electronic board connections must be checked by qualified personnel only.
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