Miscellaneous errors
Issue Diagnosis Fix
"service" mode after
software update.
updates applied. operation.
8.3.1 Ignition issues
Ignition issues
Issue Diagnosis Fix
Noisy spark
when
igniting
Ignition lead is not firmly
connected.
Reconnect ignition lead.
Contaminants/moisture
on igniter probe/flame
sensor.
Ensure probe is dry by re-running post-purge;
otherwise, clean or replace igniter probe.
Boiler
rumbles
when
igniting.
Fluctuating gas
pressure/ gas pressure
too high/too low.
Check CO
2
level via analyzer.
Check for proper gas
piping
Check pressure with manometer during ignition.
Boiler will
not attempt
to ignite.
Fan and
pump are
operating
normally.
No power to ignition
control module.
Check system wiring.
Check air reference tubing.
Igniter probe/flame
sensor disconnected.
Reconnect probe.
Defective Control
Module.
Check ignition output from control module.
Boiler will
not attempt
to ignite.
Fan and / or
pump are
off. Display
not
illuminated
No power to boiler. Check line voltage.
Defective transformer. Check transformer. Reconnect or replace as needed.
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