shutoff cock 中文意思是什麼
shutoff cock
解釋
斷流龍頭-
The shutoff valve with the test cock is to be mounted on the inlet side of the backflow preventer
帶測試旋塞的關閉閥應該安裝在防迴流閥的進口側。 -
Move the high side hose to test cock # 4, low side to test cock # 3 and open both test cock # 3 and test cock # 4. remove vent hose from test cock # 1, open shutoff # 1
將高端軟管移到測試旋塞4號,低端軟管移到測試旋塞3號,並開啟測試旋塞3號和測試旋塞4號。從測試旋塞1號上拆卸排氣軟管,開啟關閉閥1號。 -
The test cock is on the inlet side of the shutoff valve
測試旋塞位於關閉閥的進口一側上。 -
Remove bypass hose from test cock no. 1, open shutoff valve no. 1
從測試旋塞1號上拆卸旁路軟管,開啟1號關閉閥。 -
After shutoff valves are closed, open test cock # 2, # 3 & # 4 to relieve pressure within the backflow assembly
在關閉了關閉閥后,開啟測試旋塞2號, 3號和4號,釋放迴流閥總成的壓力。 -
Shutoff valves : if you remove the shutoff valves from the series 919, reassemble the shutoff valve with the test cock mounted on the inlet side of the unit
關閉閥:如果從系列919上拆卸關閉閥,則重新裝配關閉閥時要使得測試旋塞安裝在裝置的進口一側。
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