Hi folks, can anyone point me in the right direction.
My sons powermax 155 has stopped working, (no hot water or CH) boiler starts and green light comes on, after a short time the lock out light comes on. the system is locking out with the overheat thermostat.
My sons powermax 155 has stopped working, (no hot water or CH) boiler starts and green light comes on, after a short time the lock out light comes on. the system is locking out with the overheat thermostat.
