EngA CenCon

CenCon
34
ALARM DESCRIPTION
Gas Valve out of range
Gas valve actuator feedback is greater or less then the demand .
Tolerances and timing depending vary on mode of operation.
Air Actuator Out of range
Air Actuator Feedback Is greater or less then the demand. Tolerances and
timing vary depending on mode of operation.
Shorted Air Proving
Combustion blower
air switch input has power for 10
seconds before the
combustion blower has been commanded on.
Open Air Proving
Combustion blower air switch input has no power for 60 seconds after
commanding the combustion blower on / Combustion blower air switch
input has no power for 2 seconds during main flame
Plugged Condensate
Blocked condensate sensor r
eads less
than
7kohms for more than 5
minutes.
Blocked Flue
Blocked f
lue input has been enabled for 1 minute
or more.
Flame Relay Wiring
Received a gas valve feedback within 500ms of activating the Flame relay
output.
Flame Failure
Gas valve feedback
has no power after 1 minute of enabling the Flame
relay output.
Gas Valve Wiring
Gas valve feedback has power before the FR and SR contact are
energized.