Recent content by barrest

The problem seems to have been 2 fold. One of the copper washers on the fuel delivery union was damaged (probably from the several times it was dismantled for new pump, new primer and new glass filter bowl allowing air into the bowl, hence the small bubbles) but the original cause I believe to...

Should there be foam/small bubbles in the glass bowl on the primary filter?

I’ll give it a try. I have a spare pump in the barn

It’s mechanical and bolts to the injector pump. Would an electric pump delivering fuel to the injector pump directly, bypassing all the filters work and if so what psi and volume would it need to be? The return line for unused fuel would remain connected. I need to have the filters I know but I...

Thanks for your input

I ran a hose from the filler neck of the tank direct to the filter inlet bypassing the tank feed pipes. Same result, 20 mins of running then quits, bleed the system and it runs for 15-20 mins then quits again.

Zetor 3320. 1991 year Runs for about 20 mins then just quits. Release the bleed nipple and crank and she starts, runs 10-15 mins and quits again. I’ve replace the pump, both fuel filters and all rubber fuel lines. I’m not a diesel mechanic. Any ideas??

I have a 1991 Zetor 3 cylinder desiel tractor. After 20 minutes of running it just slows and quits. I’ve replaced both of the filters, and replaced the pump. If I crack the bleed screw on the injection pump it will eventually start only to quit 20 minutes later. Any help would be gratefully...