Gloworm Combi Boiler - boiler cuts out when hot water is at full flow. Have already changed thermastors but no luck. Boiler runs fine on central heating only and when hot water demand is low.
Model is 38CXI. Both thermastors have been replaced on flow and return. Hot water thermastor has been replaced and overheat stat has been replaced, but still no luck !
Model is 38 CXI. Both thermastors have been replaced on flow and return. Hot water thermastor has been replaced and overhead stat has also been replaced, but still no luck.
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