Duplex Fuel Filter & Separator
19(23)
DUAL FBO
73309 031912
Operation and Maintenance Instructions
©
Parker Hannifin
Racor Division
9.1. Replacing the filter elements
Before opening the filtration chamber make sure of the system is
pressureless.
Filter elements have to be replaced by using original Parker Hannifin filter elements.
1. Make sure that the spool is position that the
chamber to be serviced is idling. Turn the
spool if needed.
2. Open the venting valve carefully.
3. Drain the filter housing by opening the
draining valve.
4. Loose the screws and turn the clamp.
5. Take the filter bowl and the filter element of.
6. Assemble the filter in reverse order. Make
sure that the filter element is right way round
and the o-ring seal is in its place. Put the
element in to the bowls and lift the
bowl/bowl clamp up. Tighten the screws
evenly, max half round of each bolt at a
time. Tightening torque 40Nm.
7. Venting
On suction side installation connect filling
pump to filling connection. Open the vent
valve and fill the chamber. When fluid comes
out from the venting pipe, close vent valve.
On pressure side installation turn spool
slightly (~30
°
). Open vent valve(s) carefully.
When fluid comes out from the venting pipe,
close vent valve(s).
Return the spool to the
locked position.
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