Applicable Systems
Greenstar GB162
Symptoms
The boiler reports a controller fault. The boiler controller has detected an internal error.
Possible Causes
- Controller firmware error or corruption
- Controller hardware failure
- Memory or parameter corruption
Troubleshooting Steps
- Step 1: Check the controller diagnostic display
Error code is identified - Step 2: Restart the controller if a soft reset is available
Controller restarts normally - Step 3: Contact service if the fault persists
Controller is repaired or replaced
How to Reset
To reset: Resolve the controller fault, then press the reset button.
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Source: Worcester Bosch Boiler Manual, Worcester Bosch Group
Category: Home Boiler
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