John Deere — Removing Engine from Long Term Storage
Maintenance
From a John Deere owner's manual covering: 4045TF120, 6068HF158, 6068TF120, 6068TF250. Check it applies to your exact model before use.
Applies to: John Deere 4045TF120, John Deere 6068TF120, John Deere 6068TF250
Before you start
- DO NOT operate starter more than 30 seconds at a time. Wait at least 2 minutes for starter to cool before trying again.
Procedure
- Remove all protective coverings from engine. Unseal all openings and remove covering from electrical systems.
- Remove the batteries from storage. Install batteries (fully charged) and connect the terminals.
- Install fan/alternator poly-vee belt if removed.
- Fill fuel tank.
- Perform all appropriate prestarting checks.
- Crank engine for 20 seconds with starter (do not allow the engine to start). Wait 2 minutes and crank additionally 20 seconds.
- Start engine and run at low idle and no load for several minutes. Warm up carefully and check all gauges.
- On the first day of operation after storage, check overall engine for leaks and check all gauges.
Full service-parts list: John Deere 6068TF250 →
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.