Oil & Fuel Air in my Branson fuel system?

   / Air in my Branson fuel system? #1  

snoboy

Silver Member
Joined
Apr 1, 2004
Messages
137
Location
Washington
Tractor
04' Branson 4020
Hi all, today I did some spring service to my Branson 4020. I changed oil & filter, air filter and fuel filter (grrrr /forums/images/graemlins/mad.gif PITA). I get all done and start'er up, she's runnin fine and soundin smooth then pooooof. She quits and wont restart. I looked down at the fuel filter glass and its only half full. I loosened the screw on top and turned on the key to pump the air out and the air came out and filled the filter housing but still no fire. I believe I have air in the injector pump. Is there a way to bleed the injector pump? Or am I in more serious trouble here /forums/images/graemlins/confused.gif? I have not had a chance to look at the manual or call the dealer, I had to leave for work /forums/images/graemlins/crazy.gif. I was wondering if any of you guys had an answer for me.
Thanks in advance guys

Mike
 
   / Air in my Branson fuel system? #2  
Mike, the pumps are designed at a limited psi. I changed mine out with an emergency pump after doing all of the diagnostics. C'ville Power Equipment dealer was more than willing to exchange it for me. I havent had a moments problem since. Buy a general type electric fuel pump for emergency ($30). It will be more than worth the investment when you need it. The injector pump should bleed itself once you have fuel pressure (after cranking a bit) so you wont have to break the paint on the injector lines. I broke my lines because I had fuel flowing to the injector pump, but didn't do a pressure check untill after I cracked the lines to the injectors. There was just over 0 psi---guess Im getting old.
 
   / Air in my Branson fuel system?
  • Thread Starter
#3  
OK I'm back in buisness /forums/images/graemlins/grin.gif. I checked the manual last night and it calls the two machine screws at the top of the fuel filter housing "air bleeders". It didn't really give a procedure it just said to bleed the air. I tried and it didn't do the trick. So, following the fuel line from the filter to the injector pump you'll find the banjo fitting at the injector pump has a hollow bolt which secures the banjo to the pump the hollow bolt has a small bleeder bolt threaded into it. (no paint cracking involved) Holding the hollow bolt with a 15mm wrench and loosening the bleeder bolt with a 12mm wrench I turned the key and let the pump run for a few seconds and tightened the bleeder while pump was running (used brake bleed method so to speak). Jump up into seat, pulled full throttle and cranked away. Puff, puff, chug, rattle and she fired up. Whew! talk about makin my day. Just thought I'd share this for anyone else that might need it.
snoboy
 

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