| 1. | Open the water heater drain valve and the nearest hot water faucet
打开热水器排污阀和附近的热水水龙头。 |
| 2. | Close the drain valve and refill the tank , and restore power
关闭排污阀，重新向内胆注水，重新恢复电源。 |
| 3. | Connect a hose to the drain valve and terminate it to an adequate drain
用一条软管将排污阀连接到适当的排污口处。 |
| 4. | Drain out 5 gallons of water from the drain valve at the bottom of the heater
从热水器底部的排污阀排出大约5加仑的水。 |
| 5. | Quick draining valves
快速排污阀 |
| 6. | If the water heater is going to be shut down for an extended period , the drain valve should be left open
如果打算长期关闭热水器，则排污阀应该保持开启状态。 |
| 7. | German manufacturer of safety and control valves , pressure reducers as well as fittings and related equipment
-制造“白湖”牌闸阀截止阀止回阀蝶阀球阀排污阀软密封闸阀。 |
| 8. | Open the water heater drain valve and allow all the water to drain from the tank . flush the tank with water as needed to remove sediment
打开热水器排污阀，排泄内胆内的所有水。如果需要，用水冲洗内胆，清除沉淀物。 |
| 9. | Drain approximately 5 gallons of water from the tank . ( refer to “ draining and flushing ” for proper procedures . ) close drain valve
从内胆内排出大约5加仑的水。 （参阅“排水与冲洗” ，了解正确的操作方法。 ）关闭排污阀。 |
| 10. | When the water is full , the bwf should be stopped immediately , then to weak firing and open blowdown and drain valves till the water level returns to normal
满水后应减少给水或及时排水，立即停止锅炉给水，并减弱燃烧，开启排污阀及流水阀，直到水位恢复正常后才关闭。 |
