FUEL PRO
®
485
TECHNICAL MANUAL
®
F1485 REV B
T e c h n o l o g y , L L C
14
DAVCO Technology, LLC
www.davco.com
800-328-2611
1600 Woodland Drive, Saline, MI 48176-1629
PREVENTATIVE MAINTENANCE
2 . Use a DAVCO wrench to tighten 3 additional ribs .
1
2
3
3 . Prime the unit by filling the clear cover with clean diesel
fuel until it reaches the top of the filter .
4 . Install the vent cap . Tighten the vent cap by hand until it
clicks .
5 . Start the engine . When the lubrication system reaches its
normal operating pressure, increase engine RPM to high
idle for one to two minutes .
6 . After the air is purged loosen the vent cap until the fuel
level drops to just above the collar . Tighten the vent cap
by hand until it clicks .
Preventative Maintenance
Weekly – Drain water
1 . Turn off the engine and open the vent cap .
2 . Place a suitable eight ounce, plastic or metal container
under the drain valve at the base of the Fuel Pro .
3 . Turn the drain valve one to one and a half revolutions to
open the drain valve .
4 . Water will flow into the container . When fuel begins to
flow out the drain, close the drain valve . Drain the least
amount of fuel as possible .
5 . Tighten the vent cap by hand until it clicks .
6 . Start the engine . Raise the RPM for one minute to purge
the air from the system .
Every filter change
•
Change the cover and vent cap o-rings (included
with the service filter kit) .
Every 12 months
•
Check all electrical connections for corrosion .
Check all fuel fittings for leaks .
•
Extreme winter or salt corrosion environments may
require lubrication of the collar threads with
anti-seize lubricant every 180 days .
