Doosan — Step 16 –

A Doosan service procedure — check it applies to your exact model before use.

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Procedure

1. Step 16 –
2. Remove the four bolts on top of
3. the Racor canister.
4. Remove the CCV hoses on the T.
5. Verify the Racor filter integrity.
6. If oil saturation is present,
7. replacement will be necessary.

Source: manual:CCV Reroute Instructions.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.