
CAUTION!
Hazardous feed chemicals can escape
Hazardous or extremely aggressive
feed chemicals can leak out in the
event that the metering pump is
removed from the installation.
–
Install a shut-off valve on the
metering pump's pressure and dis‐
charge sides.
CAUTION!
Uncontrolled flow of feed chemical
Feed chemicals can leak through a
stopped metering pump if there is back
pressure.
–
Use an injection valve or a
vacuum breaker.
CAUTION!
Uncontrolled flow of feed chemical
Feed chemicals can leak through the
metering pump in an uncontrolled
manner in the event of excessive pri‐
ming pressure.
–
Do not exceed the maximum per‐
missible priming pressure for the
metering pump.
Align the pipes so that the metering
pump and the liquid end can be
removed from the side if necessary.
Installation, hydraulic
18
Summary of Contents for alpha ALPc 0230
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