John Deere 4045 / 6068 — Preparing Engine for Long-Term Storage
Maintenance
For the John Deere 4045 / 6068, from the John Deere owner's manual.
Applies to: John Deere 4045, John Deere 6068
Before you start
- Do not operate starter more than 30 seconds at a time; wait at least 2 minutes to cool.
Procedure
- Change engine oil and replace filter; add 30 mL rust preventive oil per 1 L engine oil.
- Replace air cleaner.
- Drain, flush, and refill cooling system for storage of a year or longer.
- Prepare fuel and rust preventive oil solution (78 mL oil per 1 L diesel).
- Run temporary lines to circulate rust preventive oil solution through injection system during cranking.
- Crank engine several revolutions with starter; do not allow engine to start.
- Remove temporary lines and replace lines or plugs previously removed.
- Loosen or remove and store fan and alternator poly-vee belt.
- Remove and clean batteries; store cool, dry, and fully charged.
- Disengage clutch for any driveline.
- Clean exterior of engine and touch up painted surfaces.
- Coat all exposed bare metal surfaces with grease or corrosion inhibitor.
- Seal all openings on engine with plastic bags and tape.
- Store engine in a dry protected place.
Full service-parts list: John Deere 4045 →, John Deere 6068 →
Source: John Deere 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.