John Deere — Bleed Single Rail Fuel System

Maintenance

From a John Deere service manual — check it applies to your exact model before use.

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Procedure

1. Drain water and contaminants from clear water separator sediment bowl by opening drain valve and operating primer.
2. Close drain valve.
3. Attach DR fitting and clear drain line to diagnostic fitting; place end of line in diesel fuel container.
4. Pump hand primer until a steady flow of fuel without bubbles comes out of line.
5. Disconnect line from diagnostic fitting.
6. Start engine and run for five minutes at slow idle.

Source: John Deere service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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