Applicable Systems
Greenstar GB162
Symptoms
The boiler reports a system water leak. Water leakage has been detected in or around the boiler.
Possible Causes
- Pipe or fitting leak in the system
- Heat exchanger leak or corrosion
- Pump seal or valve seal failure
Troubleshooting Steps
- Step 1: Inspect the boiler and system for visible leaks
Leak is located - Step 2: Repair the leaking pipe, fitting, or component
Leak is stopped - Step 3: Verify the system pressure holds after repair
Pressure is stable
How to Reset
To reset: Repair the leak and repressurize the system, then clear the alarm.
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Source: Worcester Bosch Boiler Manual, Worcester Bosch Group
Category: Home Boiler
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