TABLE OF CONTENTS
Applications, Models, and Options....................................... 1
How it Works ........................................................... 1
“SEEING IS BELIEVING”
®
............................................... 2
Dimensions and Specifications..........................................3
Important Safety Precautions............................................ 4
Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Priming the Fuel System ................................................ 6
Water-in-Fuel (WIF) Sensor Installation .................................. 6
120VAC Overnight Heater Installation.................................... 7
12 or 24VDC Pre-heater Installation......................................8
Visual Diagnostics-Air vs. Vapor Bubbles................................. 9
Diagnostic Procedures for Air Leaks ....................................10
Visual Diagnostics with Clear Cover ....................................11
Diagnostic Procedures For Pre-heater/Overnight Heaters ...............12
Filter Change Procedure ...............................................13
Preventative Maintenance .............................................14
Check Valve Service ...................................................15
Service Part Numbers..................................................18
Warranty Policy ........................................................19
Parts Return Policy ....................................................20
2019 ©DAVCO Technology, LLC. Last updated 12-12-2019
FOR UPDATED INFORMATION VISIT WWW.DAVCO.COM
F1215 REV H
DIESEL PRO
®
243 TECHNICAL MANUAL
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