You don't that I know of. The fuel pump is electric, so it will pressurize with key-on. There may be air in the system that needs to be purged. Are the plugs wet with fuel?
What does the compression look like? If you have compression and spark, you can try some starting fluid if you like. If it can't start, it looks like a timing issue.
'05 E320 CDI - 86,000 miles
'86 300SDL - 360,000 miles
'85 300SD - 150,000 miles (sold)
'89 190D - 120,000 miles (sold)
'85 300SD - 317,000 miles (sold)
'98 ML320 - 270,000 miles (sold)
'75 300D - 170,000 miles (sold)
'83 Harley Davidson FLTC (Broken again) :-(
'61 Plymouth Valiant - 60k mikes
2004 Papillon (Oliver)
2005 Tzitzu (Griffon)
2009 Welsh Corgi (Buba)