John Deere 9.0 L Diesel Engines — Install Engine Oil Pan
Repair & overhaul · Lubrication system — oil pan
For the John Deere 9.0 L Diesel Engines, from the John Deere service manual.
Applies to: John Deere 6090H engine
Procedure
- Ensure all oil pan and cylinder block (including timing gear cover and rear seal housing) gasket sealing surfaces are free of gasket material or oil, and dry.
- Apply a thin layer of Sealing Compound LOCTITE 30516 Aviation (Form-A-Gasket No. 3) at timing gear cover-to-cylinder block mating surfaces.
- Apply the same sealing compound at rear oil seal housing-to-cylinder block mating surfaces.
- Position new oil pan gasket on cylinder block; locate rear of oil pan flush to ± 0.05 mm with rear face of cylinder block.
- Carefully install oil pan and install finger tight M10 and M12 oil pan-to-cylinder block cap screws.
- Tighten M12 cap screws to specification, then tighten M10 cap screws to specification.
- Trim oil pan gasket flush at rear surface of cylinder block and oil pan.
- Install pan drain plug (if provided) using a new O-ring and tighten to specification.
- Install drain valve assembly finger tight; point oil pan side drain valve toward rear of engine, unscrewing the fitting no more than one turn.
- Tighten oil pan drain valve assembly elbow lock nut to specification.
Specs & values
- Oil Pan M12 Cap Screws 130 N·m (96 lb-ft)
- Oil Pan M10 Cap Screws 73 N·m (54 lb-ft)
- Oil Pan Drain Plug Aluminum Pans 101 N·m (75 lb-ft)
- Oil Pan Elbow Lock Nut 81 N·m (60 lb-ft)
Full service-parts list: John Deere 6090H engine →
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.