摘要 |
<p>The unit (12) has two heating circuits that are provided for space heating and for heating service water, respectively. Armature and pump housing parts are formed for connection of a heat exchanger (6) for heating of the service water. A throttle point (32) and a temperature sensor (49) are arranged in an inner side of the housing parts for controlling temperature of the service water. A slider is movable in an axial direction by using an electric motor, and a charging valve is arranged at a side of the slider.</p> |