FUEL PRO
®
485
TECHNICAL MANUAL
®
F1485 REV B
T e c h n o l o g y , L L C
13
DAVCO Technology, LLC
www.davco.com
800-328-2611
1600 Woodland Drive, Saline, MI 48176-1629
FILTER CHANGE PROCEDURE
Recommended Filter Guide
FILTERS (AVAILABLE THROUGH OEM DISTRIBUTORS)
DDC
A0000905051
Fleetguard
FS20083
1 . Turn off the engine . Remove the vent cap and dispose of
the o-ring . Clean the threads of the vent cap and on the
top of the cover . Set the vent cap aside .
2 . Open the drain valve by turning one to one and a half
revolutions and drain the fuel completely from the unit,
then close the drain valve .
1-1 .5x
1-1 .5x
First Generation Drain Second Generation Drain
3 . Using the Collar Wrench, loosen the collar .
4 . Remove the clear cover and collar from the Fuel Pro .
Discard the cover o-ring and install a new o-ring (sup-
plied with the filter) on the cover . Clean the threads on
the collar and the body .
5 . Install the new o-ring on vent cap (supplied with the
filter) .
6 . Remove the filter element by pulling upward .
7 . Install the new filter element . Position the filter element
so the key is lined up with the keyway on the separator
plate of the housing . Use the arrow on the top of the
endplate to align the filter . Ensure the filter element is
fully seated by firmly pushing on the endplate . The filter
should not rotate freely .
Separator plate
Key
Keyway
Endplate
Arrow
8 . After checking to make sure the new o-ring seal is seated
correctly on the base of the cover, install the cover and
collar .
9 . Apply downward pressure on the top of the cover and
rotate the collar until contact .
