Applicable Systems
Greenstar GB162
Symptoms
The boiler reports an ignition failure. The burner failed to ignite after the ignition sequence.
Possible Causes
- Gas supply pressure too low or no gas
- Ignition electrode worn or mispositioned
- Ignition transformer or spark generator failure
Troubleshooting Steps
- Step 1: Check the gas supply pressure at the boiler inlet
Pressure meets the minimum requirement - Step 2: Inspect the ignition electrode for wear and position
Electrode is clean and correctly gapped - Step 3: Test the ignition transformer output
Transformer produces a strong spark
How to Reset
To reset: Resolve the ignition issue, then press the reset button on the boiler.
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Source: Worcester Bosch Boiler Manual, Worcester Bosch Group
Category: Home Boiler
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