20
FLAME RELAY
Internal diagnostics has detected a
fault on the flame relay.
(Typically 24 volt supply)
Note: Faults detected on the flame
relay itself will operate the fault
relay to remove signal to the BMS.
FAULT RELAY
Internal diagnostics has detected a
failure on the fault relay.
RMEM FAILURE
Reserved for future use.
IO ENABLE FAULT
Internal diagnostics has detected a
fault on the internal IO.
TEMP. FAULT
Scanner has exceeded maximum
internal temperature of 176°F
(80°C).
NEG 5 FAULT
Internal voltage levels have exceeded
allowed tolerances.
Verify supply voltage is within pub-
lished limits. Possible fault with inter-
nal power supply.
PLUS 5 FAULT
Internal voltage levels have
exceeded allowed tolerances.
Verify supply voltage is within pub-
lished limits. Possible fault with
internal power supply.
VREF FAULT
Reference out of range
GROUND FAULT
Noise is being detected on the
analog ground
3P3 FAULT
3.3 volt reading is out of range.
SPI FAILURE
Internal learn memory failure.
AIM MODE TIMEOUT
Two minute maximum duration has
been exceeded. Restart learning
procedure, see step one.
LED
SCANNER ERROR CODES
LED
SCANNER ERROR CODES
