www.eu.fishersci.com/fisherbrand
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H. Lock the cartridge with the lock-key to the notch on the look-pin.
I. Pressure Relief: Open venting ball valve connected with air outlet;
then turns the tap water on gently to flush out air in PreFilter
Cartridge. Close venting ball valve after degassing.
Cartridge
lock-pin and
notch location
Insert the lock-key
into the notch on
the lock-pin
