
Chapter 2. Safety
PELLERIN MILNOR CORPORATION
2.3.2.2.
Close the line.
—If the pump does not always close the line when it is off, use a shutoff valve
to do this.
2.3.2.3.
Do not let a vacuum occur.
—Supply a vacuum breaker in the chemical line that is higher
than the full level of the tank.
2.3.2.4.
Flush the chemical tube with water.
—If the liquid that stays in the tube between the
pump and the machine can flow in the machine, flush the tube with water after the pump stops.
2.3.2.5.
Put the chemical tube fully below the machine inlet.
—It is also necessary that
there is no pressure in the chemical tube or tank when the system is off.
shows this
configuration.
Figure 6: A Configuration that Prevents Flow in the Machine When the Pump is Off (if the chemical
tube and tank have no pressure)
Schematic View
Legend
.
I.
Chemical inlet on the
machine
L.
Chemical tube
P.
Pump
T.
Chemical tank
2.3.2.6.
Prevent leaks.
—When you do maintenance on the chemical pump system:
• Use the correct components.
• Make sure that all connections are the correct fit.
• Make sure that all connections are tight.
— End of BIWUUI06 —
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Страница 54: ...Gilt für die Milnor Produkte mit den folgenden Modellnummern 48040H7N 68036H5N 50 ...
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Страница 102: ...适用的 Milnor 产品型号 48040H7N 68036H5N 98 ...
Страница 114: ...2 安全 PELLERIN MILNOR CORPORATION 图 2 使皂液可以通过虹吸管进入机器的错误配置 示意图 标注 P 泵 T 皂液罐 S 虹吸作用在这里发生 皂液罐和皂液管灰色区域的液体可以进入机器 110 ...