John Deere 4045 / 6068 — Starting the Engine
Operation
For the John Deere 4045 / 6068, from the John Deere operator's manual.
Applies to: John Deere 4045, John Deere 6068
Before you start
- Do not operate the starter for more than 30 seconds at a time.
- Wait at least 2 minutes between start attempts.
Procedure
- Perform all prestarting checks.
- Open the fuel supply shut-off valve, if equipped.
- Disengage power or clutch to any engine drivelines.
- Set slow idle using speed select switch or analog throttle.
- Turn key switch to ON; wait until Engine Preheater Indicator light turns off.
- Turn key switch clockwise to START to crank the engine.
- Release key so it returns to ON when engine starts.
- Idle engine at not more than 1200 rpm until warm.
Specs & values
- Engine oil pressure normal 345 kPa ± 103 at rated full load speed
Full service-parts list: John Deere 4045 →, John Deere 6068 →
Source: John Deere operator'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.