I would let in idle for a while (hours) and see how it runs, if it seems ok then I would just keep driving and filling it up with Diesel at every 1/4 tank until you have used a full tank..

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2000 Ford 7.3 Powerstroke 4x4
2006 Mazda Tribute
1983 Black 300 D (donated to charity)
1993 Teal 300 D (160K) Sold
"I love the smell of burnt diesel fuel in the morning, it smells like ....VICTORY"

Semper Fidelis
USMC 1973-1976