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Yearly maintenance program
Maintenance date
Check the combustion chamber insulation panel (3)and, if it is worn,
replace it.
Check the condition of the burner (7), ensure that it is not loose;
clean if necessary.
Verify spark and check the flame ignition electrode (12) for
deterioration and, if it is worn, replace it.
If the electrode is removed from its seat, its gasket (11) must be
replaced.
Check the flame sensor electrode (10) for deterioration and, at the
slightest sign of deterioration, replace it. If the sensor is removed
from its seat, its gasket (9) must be replaced.
Check the boiler condensate trap, remove and clean if needed – re-
prime trap
Check the correct working of the condensate check valve dispositive
Refill the boiler and purge all air from system
Check for piping leaks around pumps, relief valves and other fittings.
Repair, if found. DO NOT use petroleum-based stopleak
Inspection of the low water cutoffs in the boiler and system. Also it
needs to specify that float type low water cutoffs must be periodically
flushed.
Power boiler back on
Verify the polarity and ground of the power supply (L-N=120v,
L-G=0v, N-G=0v)
Check incoming power to spark generator - minimum 120VAC
Verify the unit is set for the proper gas by accessing the "Gas Type"
parameter on the boilers front screen
Visually inspect the burner flame and ignition sequence to ensure
proper operation
Perform a combustion check per section 10.21 - Combustion
Analysis in the Installation & Operation Instructions For Contractors
using a combustion analyzer. Ensure the CO2% and CO ppm are
within the acceptable limits given in the IOM and by local codes.
Ensure the CH and DHW temperature setpoints are set correctly
Door gasket maintenance procedure
Maintenance date
Replace the burner door gasket (4).
Gas valve maintenance procedure
Maintenance date
Gas valve
(.... continue)
Year 1
Year 2
Year 1
Year 2
Year 1
Year 2
61
Year 3
Year 4
Year 5
Year 6
Year 3
Year 4
Year 5
Year 6
Year 3
Year 4
Year 5
Year 6
Year 7
Year 8
Year 9
Year 10
Year 7
Year 8
Year 9
Year 10
Year
Year 7
Year 8 Year 9
10
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