Lochinvar Armor 100 Series Service Manual page 33

3
Troubleshooting
Table 3F (continued from previous page) Troubleshooting Chart - Fault Messages Displayed on Water Heater Interface
FAULT
The main control board has received a call
Anti-cycling for heat too quickly after the previous call for
heat has ended.
Flame Fail Ign
(will require a manual
The unit has failed to prove main burner
reset once the condition
ignition after four (4) attempts (AWH0400) or
has been corrected.
two (2) attempts (AWH0500 - 1000).
Press the RESET button
on the SMART TOUCH
display to reset.)
DESCRIPTION
Service Manual
CORRECTIVE ACTION
• The control board will release the call for heat after a
set time period.
• The control board will release the call for heat if the
outlet temperature drops too quickly.
• Inspect spark electrode and associated wiring for
damage and connection. Reference this manual for
removal and cleaning procedures.
necessary.
• Check for proper electrical grounding of the unit.
• Check incoming supply gas pressure.
pressures should be between 4 - 14 inches w.c. and
LP gas pressures should be between 8 - 14 inches
w.c. Refer to the Gas Connections section of the
Armor Installation and Operation Manual for detailed
information concerning the gas supply.
Replace if
Natural gas
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