Perkins — How to prime the engine oil system

Operation · Lubricating oil system

From a Perkins owner's manual covering: 4000 Series, 4006-23 TAG1A, 4006-23 TAG2A, 4006-23 TAG3A. Check it applies to your exact model before use.

Applies to: Perkins 4006-23 TAG1A, Perkins 4006-23 TAG2A, Perkins 4006-23 TAG3A

Procedure

1. If fitted, check that the air shut-off valves are set in the open position (A2).
2. Hold the governor lever in the stop position (B).
3. Turn the start key to position (C3) to engage the starter motor.
4. Prime the lubricating system through the oil filters until approximately 0,3 bar (5 lb/in²) is indicated on the oil pressure gauge.
5. Continue to pump the oil for a further 10 seconds to ensure that oil has reached the turbochargers.
6. Turn the start key to the stop position (C1).
7. Release the governor lever.

Source: Perkins owner's 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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