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ERROR MESSAGES ON REMOTE TEMPERATURE CONTROL DISPLAY
The Bradford White EVERHOT® tankless water heaters have the ability to monitor and display any
operating faults on the remote temperature control display. The error messages will display on the
monitor and will assist in servicing the water heater. The following is a listing of the error codes that may
flash on the remote monitor in case of a malfunction with the water heater. Please quote the code
displayed when calling for service.
Code
Displayed
Fault Remedy
10 Air supply or exhaust blockage Check for a restriction in the exhaust
vent.
11 No Ignition Check to make sure the gas supply is
on to the water heater.
12 Flame Failure, grounding failure Make sure gas is turned on at the
water heater; check for obstructions in
exhaust vent.
14 Thermal Fuse Heat exchanger overheated
16 Over Temperature Warning Excessive temperatures, wrong dip
switch setting, incorrect manifold
pressure or gas type.
32 Outlet water temperature faulty Outlet sensor or wiring may be
defective
33 Heat exchanger outlet water temperature faulty H.E. outlet sensor or wiring may be
defective.
34 Combustion air sensor faulty Thermistor or wiring faulty
52 Modulating Solenoid Valve signal abnormal Check gas control and wiring
61 Combustion Fan Failure Combustion fan or wiring faulty
71 Solenoid Valve Driving Circuit Faulty Check all gas solenoids and wiring
72 Flame Sensing Device Faulty Lack of flame sense – check flame rod
and wiring connections.
LC
(00)
Scale build-up in Heat Exchanger
(When checking maintenance code history, “00” is
substituted for “LC”).
Build up of lime scale in heat
exchanger – needs to be flushed.
If any of the above error codes are seen flashing on the remote display, call for service.
WARNING
Failure to remedy faults may result in severe burns, scalds, and/or death.
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