| 摘要 |
<p>The pump group for a gas heater with two heating circuits has a pump (1) and a valve (2) mounted on the suction side with two connectors (15,21) for the heating circuits. The valve is arranged adjacent to the pump in the direction of the flywheel axle (9). The pump has a housing section extending beyond the suction inlet to define an air plenum.</p> |
