Back Flush Optional Fuel Water Separator

RXA0148376-UN-15JUN15

Optional Fuel Water Separator

RXA0084314-UN-26SEP05

RXA0084316-UN-26SEP05

A - Fuel Shut-Off Valve

B - Bleed Screw

C - Drain Valve

IMPORTANT: Back flush optional fuel water separator when bowl is half full of water or when diagnostic trouble code ECU 94.17, “Low fuel pressure out of lift pump”, appears. If, after flushing, trouble code still displays, wash filter element. See Service Optional Fuel Water Separator Filter Elements in this section of this Operator’s Manual. If code persists, change both fuel filters.

1. NOTE: Filter element in water separator can be back flushed up to five times before being cleaned.

   Shut off engine.

2. Close fuel shut-off valve (A).

3. Open bleed screw (B) on top of water separator cover. Any dirt and water will be released and settle to bottom of bowl.

4. NOTE: Drain fuel into appropriate container and dispose of properly.

   Push IN on drain valve (C) and turn counterclockwise to drain water and dirt from bowl.

5. Close drain valve (C) and allow water and dirt to settle again. As fuel, water, and dirt is drained from bowl in step 4, more water and dirt may be flushed from filter element and collect in bottom of bowl.

6. When all dirt and water have been drained, proceed to step 7.

7. Close bleed screw (B) and open fuel shut-off valve (A).

8. Start and run engine at high idle for at least 2 minutes. If engine will not start or dies, see Replace Fuel Filters in this section of this Operator’s Manual.