General Combi Boiler Maintenance - IBC CX Series Installation And Operating Manual

7.2.2 General combi boiler maintenance

Component
Condensate Remove and clean annually (see
trap trap on page
completely before firing the boiler.
If condensate neutralization is used, check the pH level of
condensate discharge.
Burner
Remove the burner to inspect for extent of fouling (see
Replacing the burner on page
a. Wash the burner from outside with domestic water
b. Evaluate the magnitude of clearing required, and
c. Reassemble. Visually inspect the burner through
If the burner is operating improperly, remove and clean or
replace. Use a CO
combustion. See
Maximum CO on page 82
Heat
In areas of poor gas quality, there may be a build-up of
exchanger
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 as necessary.
Boiler Pump
Check that the pump is on in normal operation and that the
water Δ°T is reasonable for a given firing rate.
Maintenance Required
98). Ensure that the trap has been re-filled
Warning
When removing the burner for inspection or
combi 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.
94.
pressure, and dry using compressed air.
establish a reasonable burner inspection schedule.
Some combi boiler / locations may call for annual
service, others showing clean burners will only need
attention every 2 – 5 years.
sight glass. Ensure the flame is stable, without
excessive fluttering. Normal flame pattern is evenly
distributed over the burner surface.
analyzer to determine proper
2
Combustion test target ranges - CO2 /
for correct values.
7.2.2 General combi boiler maintenance
Cleaning the condensate
87
Frequency Check
□
Annually
□
Annually
□
As needed
□
Annually
□
Annually
□
Annually