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We have 34 questions about mending 'powermax 155x' in category Heating, Home Heating Systems
Siemens RDJ10RF thermostat problem?
How to fix my fireplace?
Oil fired boiler thermostat?
Greenstar 24Ri boiler, fast flashing - can I reset?
Remove boiler cover?
Worcester 30 Cadillac combi boiler won’t fire up and the EA?
Remove cover off gas boiler?
Vaillant ecotec 831 plus?
Worcester boiler dripping water?