Table of Contents
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TABLE OF CONTENTS
Applications, Models, and Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
How it Works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
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Dimensions and Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
E Important Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
120VAC Overnight Heater Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Water-in-Fuel Sensor (WIF) Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
12VDC/24VDC Pre-heater Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Visual Diagnostics - Air vs . Vapor Bubbles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Visual Diagnostics with Clear Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Diagnostic Procedures - Air Leaks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Diagnostic Procedures - Check Valve and Heater Testing . . . . . . . . . . . . . . . . 11
Service Procedure - Bypass Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Filter Change Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Preventative Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Service Part Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Warranty Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Parts Return Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
FOR UPDATED INFORMATION VISIT WWW.DAVCO.COM
FUEL PRO 485
TECHNICAL MANUAL FOR DTNA
F1485 REV A
2018 ©DAVCO Technology, LLC. Last Updated: 05/18/17
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Summary of Contents for Davco FUEL PRO 485
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Page 1: Table Of Contents
Parts Return Policy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 FOR UPDATED INFORMATION VISIT WWW.DAVCO.COM FUEL PRO 485 TECHNICAL MANUAL FOR DTNA F1485 REV A 2018 ©DAVCO Technology, LLC. Last Updated: 05/18/17... -
Page 3: Applications, Models, And Options
Clean, water-free fuel exits the Fuel Processor and flows to the engine fuel module . Fuel System Diagram FUEL TO FUEL TANK FUEL TO ENGINE FUEL FROM FUEL TANK ENGINE LIFT PUMP FUEL TANK DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 4: Seeing Is Believing
. Restriction is increasing and the filter element should be The filter still has significant life remaining . changed at the next scheduled maintenance interval . DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com... -
Page 5: Dimensions And Specifications
FILTRATION PERFORMANCE AT 174 GPH Micron Coarse water removal (%) >99% Emulsified water removal (%) >93% % Emulsified water removal (end of life filter) >80% Dirt holding capacity (grams) DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 6: E Important Safety Precautions
Inspect all electrical connections for corrosion . • Inspect all fuel fittings for leaks . • Inspect the Diesel Pro for damage or signs of leaks . DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 7: Installation Instructions
• If the fuel hoses are cut to length on the job, be sure that Use a DAVCO wrench if necessary to tighten 3 additional the inner liner of the fuel hose is not cut by the fitting, ribs . . -
Page 8: 120Vac Overnight Heater Installation
Close the drain valve . Install WIF into WIF port . Torque to 20-24 in-lbs . Install the filter and prime the unit . WIF Port DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 9: 12Vdc/24Vdc Pre-Heater Installation
Prime the Fuel Pro and check for leaks . Pre-heater Wiring with Relay Harness Heater Connector Pre-heater Fuse 12/24 VDC 30/51 30/51 Ignition Circuit OPTIONAL Fuse RELAY DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 10: Visual Diagnostics - Air Vs. Vapor Bubbles
There is no troubleshooting or repair procedure required for vapor bubbles. Vapor bubbles do not cause perfor- mance issues and will not be present after the lift pump. AIR BUBBLES VAPOR BUBBLES DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 11: Visual Diagnostics With Clear Cover
ÎCheck for a missing grommet at the lower end of the filter or missing/broken spring at top of filter . Water is noticed in the cover . ÎDrain the water . DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com... -
Page 12: Diagnostic Procedures - Air Leaks
Fuel Pro fuel inlet, “Check Valve Service” . tact . Use a DAVCO wrench (if necessary) to tighten the collar three additional ribs . b . If the drain valve is suspected, install a plug in place of the drain valve (for test purposes only) . -
Page 13: Diagnostic Procedures - Check Valve And Heater Testing
Connect the fuel inlet hose, using liquid or paste type thread sealant . Prime the fuel system, start the engine and check for any fuel leaks . DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 14: Service Procedure - Bypass Valve
10 . Apply downward pressure on the top of the cover and rotate the collar until contact . 11 . Use a DAVCO wrench (if necessary) to tighten 3 addi- tional ribs . 12 . Prime the unit by filling the clear cover with diesel fuel until it reaches the top of the filter . -
Page 15: Filter Change Procedure
. Apply downward pressure on the top of the cover and rotate the collar until contact . Remove the filter element by pulling upward . DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... -
Page 16: Preventative Maintenance
T e c h n o l o g y , L L C PREVENTATIVE MAINTENANCE Preventative Maintenance Use a DAVCO wrench to tighten 3 additional ribs . Weekly – Drain water Turn off the engine and open the vent cap . -
Page 17: Service Part Numbers
WIF (see next page) DVC 102770 FILTERS (AVAILABLE THROUGH OEM DISTRIBUTORS) A0000905051 Fleetguard FS20083 PARTS ARE AVAILABLE THROUGH DAIMLER TRUCKS NORTH AMERICA FOR UPDATED INFORMATION, VISIT WWW.DAVCO.COM DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B... - Page 18 Harness Length 19 .5 inches DVC 102692 24VDC 195W PTC Pre-heater Weather Pack Harness Length 18 .5 inches DVC 102770 WIF Metri-Pack Harness Length 6 .5” DAVCO Technology, LLC 1600 Woodland Drive, Saline, MI 48176-1629 800-328-2611 www.davco.com F1485 REV B...
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Page 19: Warranty Policy
® DAVCO Technology, LLC warrants the Shop Pro (except for the motor) to be free of defects in material and workmanship for two years from the date of purchase . The Shop Pro motor is warranted for one year from date of purchase . -
Page 20: Fuel Pro
T e c h n o l o g y , L L C PARTS RETURN GENERAL POLICY A Return Goods Authorization (RGA) must be obtained from DAVCO prior to returning any products . Returns may be accepted under the following circumstances: Order Shipping Error: A credit against the original invoice, including freight charges for both ways will be issued for returns in which DAVCO inadvertently shipped incorrect quantity or product .