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Greenstar 24Ri boiler, fast flashing - can I reset?
Vaillant F22 fault?
Vaillant ecotec 831 plus?
Firebird super Q 50/82?
Fan tries to run every 15 seconds then stops immediately?
Oil fired boiler thermostat?
Have I got got a faulty programmer?
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Thorn Harcal 460?
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