Error Codes: Gas Condensing Boiler
ESIE13-02
Part 4 – Troubleshooting
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3
1
4
5
2.4.2
Burner ignites noisily
2.4.3
Burner resonating
Gas supply pressure too high.
Yes
The house pressure switch may be
faulty. Contact the gas company.
Possible causes:
Solution:
No
Incorrect ignition gap.
Yes
Replace the ignition pin. Check the
ignition pin gap.
No
Gas/air adjustment not correctly set.
Yes
Check the setting. See gas/air adjust-
ment.
No
Weak spark.
Yes
Check the ignition gap. Replace the
ignition pin. Replace the ignition unit
(transformer) on the gas block.
Spark gap (±4.5 mm)
28.3~30.2 mm
Gas supply pressure too low.
Yes
The house pressure switch may be
faulty. Contact the gas company.
Possible causes:
Solution:
No
Recirculation of combustion gasses.
Yes
Check the gas flue and the air supply.
No
Gas/air adjustment not correctly set.
Yes
Check the setting. See gas/air adjust-
ment.
