Help on bleeding Nanni 5250TDI 85hp

[jbdrz400]

I'm about to do a service on my engine nanni 5250 85 hp just unsure of how to bleed the fuel filters after i have changed them both any help would be appreciated.Heard about fitting a priming bulb is that a good idea ???

 

[Ex-SolentBoy]

I have the Nanni 4.85 85 hp. May be similar. There is a priming bulb on top of the fuel pump. This seemed to do the job for both filters.