Heat Exchanger; Pump; Gas Piping; Touchscreen Boiler Controller - IBC EX Series Installation And Operating Manual

Maintenance Required for Burner
If the burner is operating improperly, remove and clean or replace. Use a CO
analyzer to determine proper combustion. See
CO2 / Maximum CO for correct values.
Warning
When removing the burner for inspection or boiler servicing, examine the sealing gaskets and
replace if damaged. Upon re-assembly, test all sealing areas to ensure there is no leakage of
combustible gas/air premix.

6.2.4 Heat exchanger

Maintenance Required for Heat Exchanger
In areas of poor gas quality, there may be a build-up of black plaque (typically sulfur).
Other fouling agents include: airborne dust, debris and volatiles.
With the burner removed, examine the heat exchanger for signs of contamination
and clean if necessary. Refer to instructions in
access to the combustion chamber and heat exchanger.

6.2.5 Pump

Check that the pump is on in normal operation and that the water Δ°T is reasonable
for a given firing rate.

6.2.6 Gas piping

Maintenance Required for Gas Piping
Check for damage or leaks and repair as needed.

6.2.7 Touchscreen boiler controller

Maintenance Required for Boiler Controller
Check that boiler operation is consistent with the steps in the Touchscreen
Boiler Controller Manual.
Combustion test target ranges -
Replacing the burner on page 74
Maintenance Required for Pump
2
Annually
67
6.2.4 Heat exchanger
Frequency Check
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Annually
Frequency Check
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Annually
for
Frequency Check
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Annually
Frequency Check
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Annually
Frequency Check
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