Davco FUEL PRO 382 Technical Manual
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Summary of Contents for Davco FUEL PRO 382

  • Page 1: Table Of Contents

    TABLE OF CONTENTS How it Works “SEEING IS BELIEVING” ® • Important Safety Precautions Fuel Pro 382 Dimensions Fluid Heater Installation 12 VDC and 24 VDC Electric Pre-heater Installation Water in Fuel Sensor (WIF) Installation Preventive Maintenance Filter Change Procedure...
  • Page 2: How It Works

    • Fuel level rises to maintain a fuel path through the clean filter media with low restriction • Clean, water-free fuel exits the Fuel Processor and flows to the engine fuel injection system Fuel System Diagram Figure 1 DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 3: Seeing Is Believing

    Restriction is increasing and the filter element restriction levels The filter still has significant life should be changed at the next scheduled mainte- remaining nance interval DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 4: Important Safety Precautions

    • The ignition key must be in the off position, unless otherwise directed To avoid unintentional engine startup, use a lockout key and/or signage to alert personnel that work is being performed DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 5: Fuel Pro 382 Dimensions

    FUEL PRO ® TECHNICAL MANUAL ® T e c h n o l o g y , L L C FUEL PRO 382 DIMENSIONS 6.75 (171.5) MAX SERVICE HEIGHT 1.5 (38.1) 3.9 (99.1) 3.28 (83.3) 16.00 (406.4) MAX 1/2" x 14...
  • Page 6 If the Fuel Pro can • Use 90° elbows only when necessary be used as a single filter, DAVCO offers a diverter cap to • If the fuel hoses are cut to length on the job, be sure that...
  • Page 7 Step 4: Thread the adapter onto the secondary filter stud and tighten by hand only Step 5: Install the “Do Not Remove” label on the diverter DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 8: Fluid Heater Installation

    The engine return fuel heat and engine coolant heat options apply ONLY to the fluid heater base shown in Figures 2 and 3 If the bottom plate is flat with 1/2" NPT ports, only the electric pre-heater can be used Contact DAVCO Customer Ser-...
  • Page 9: Vdc And 24 Vdc Electric Pre-Heater Installation

    T e c h n o l o g y , L L C 12 VDC AND 24 VDC ELECTRIC PRE-HEATER INSTALLATION The Fuel Pro 382 12 VDC or 24 VDC electric pre-heater is Pre-heater Wiring without Relay installed in the processor base as shown in Figure 4...
  • Page 10: Water In Fuel Sensor (Wif) Installation

    GREEN 12 OR 24 VDC SOURCE BLACK CHASSIS GROUND CHASSIS GROUND (Recommended fuse: 500ma for 12 VDC. Do not exceed 1 A.) DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com F1271 REV C Updated 09/05/2012...
  • Page 11: Preventive Maintenance

    • Check all electrical connections for corrosion Check all fuel fittings for leaks • Seasonal Maintenance: • Extreme winter or salt corrosion environments may require lubrication of the collar threads with anti- seize lubricant every 180 days DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 12: Filter Change Procedure

    Step 5: Install a new filter, cover seal and vent cap seal Service Wrench Information • The DAVCO Fuel Pro vent cap and collar are designed to be removed with a DAVCO wrench • Vent caps and/or collars damaged as a result of...
  • Page 13: Visual Diagnostics

    Clean or replace and retest Check air Make sure the cab heater valve is open leaks in the fuel system DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 14 LIF PUM LIF PUM VAPOR BUBBLES FUE PRO FUE PRO BUBBLES OR OTHER OR OTHER PRIMAR PRIMAR LTER LTER Figure 7 Figure 8 DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com F1271 REV C Updated 09/05/2012...
  • Page 15: Diagnostic Procedures

    MUST BE COMPLETED BEFORE REQUESTING A leak is either at the Fuel Pro outlet fitting, vent DAVCO RGA (RETURN GOODS AUTHORIZATION) cap o-ring, the lift pump inlet connection, or the NUMBER.
  • Page 16 Step 3: Using the Table 2, read the value of the resistance Port to view and determine if the pre-heater is within the acceptable thermovalve range spool Figure 9 DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com F1271 REV C Updated 09/05/2012...
  • Page 17 Needed" ) The resistance should be less than 0 1 Ohm Step 3: Using one of the heat sources listed under "Equip- ment Needed", raise the temperature above 60° F The resistance should be more than 10M Ohms DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 18: Check Valve Diagnostics

    Otherwise, clean and reassemble the P/N 090037 P/N 101132 check valve assembly DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 19: Service Parts

    FUEL PRO ® TECHNICAL MANUAL ® T e c h n o l o g y , L L C SERVICE PARTS Visit www.davco.com for OEM service part number listing. Service Parts Description Part Number Collar 102425 Clear Cover 102420...
  • Page 20 With 1/2-20 WIF, 3/8" Fluid Ports and 382029-14DAV Heater Port Navistar Bottom Plate with 9/16" 382029NAV Fluid Heat, Heater and WIF ports Visit www.davco.com for OEM service part number listing. DAVCO Technology, LLC P. O. Box 487 Saline, MI 48176 Call 800-328-2611 www.davco.com...
  • Page 21 120 VAC “Y” Cord 102015 120 VAC Straight Cord 101868 *Note: Visit www davco com, Form F1263 for 12VDC and 24VDC Pre-heaters For Specific OEM numbers for pre-heaters, contact customer support at 1-800-328-2611 Water-in-Fuel (WIF) Service Parts 1 Pin WIF sensor...
  • Page 22: Warranty And Customer Service

    In the event of a defective product, DAVCO will either rework the defective product or replace it at DAVCO’s discretion If you feel you have a warrantable issue, contact DAVCO at 800-328-2611 for a Return Goods Authorization (RGA) number...

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