Land Rover Series III 2.25 petrol: clean oil-bath air cleaner
Fuel & air · Series III (1971–85) · 1971–1985
How often: every 6,000 mi or year, whichever comes first. The oil bath only traps dirt while the oil is clean and at the right level.
Air filter
Oil-bath cleaner, ≈0.85 L (1.8 US pt) engine oil
Work safely: support the vehicle on axle stands, never a jack alone; let it cool first. Check figures against your workshop manual. You do this work at your own risk.
Parts
Engine oil for the bath (to the level mark (≈0.85 L))
Tools
Paraffin or diesel for cleaning
Container
Screwdriver
Step by step
Release the clips and lift the oil-bath cleaner out (it is under the bonnet on the left side on most Series models).
Lift out the wire-mesh element and wash it in paraffin or diesel. Let it drain.
Empty the bowl, scrape out the sludge, wipe it clean.
Refill with engine oil to the level mark. Oil-bath cleaner, ≈0.85 L (1.8 US pt) engine oil.
Refit the element and bowl. Check the hose to the carburettor or inlet manifold for splits and loose clips.
More Land Rover Series III 2.25 petrol servicing
Track your own Land Rover
Add your vehicle to Bulkhead Workshop to see what is due now, tick off jobs as you go, keep a service history and order the parts in one basket. It is free and saved in your own browser.