What causes loss of fuel Prime and hard start condition?
What causes loss of fuel Prime and hard start condition?
After you prime it out it runs fine. Any idea on what would cause this problem Im new to the DD15s. Thanks! also check the checkvalve in the davco filter if it has one. if the spring is broke and not closing off the line, that will cause a loss of fuel prime and hard start condition
When do I have to Prime my engine?
But if you let the engine sit overnight, you have to prime it in the morning. Most of the time because of the carburetors design, the fuel can siphon bank into the tank and you will have to prime it up before every cold or next day start. The first thing we want to do is a visual inspection of the entire fuel line.
When do you lose prime on a carbureted engine?
Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. Generally, if there is no issue, you can turn the engine off for a couple of hours and never lose prime. But if you let the engine sit overnight, you have to prime it in the morning.
Why does my DD15 loose prime when shutdown?
The fuel system has been replaced with the injectors due to metal in the fuel system. It was performed by another shop. The customer said he spent $8000. Now the truck looses prime when shutdown. I have replaced the supply line from the tank to the pump. The truck still has the same problem. Looses prime and hard to start.
What should I do if my pump looses Prime?
About $5 puts it all back new. Transparent fuel lines before and after filter, and the fuel return line, along with a MityVac tool – you can always pinpoint what area is compromised. A small low psi diesel rated fuel pusher pump near tank can overcome most prime problems when all else fails. $15-25 on eBay.
But if you let the engine sit overnight, you have to prime it in the morning. Most of the time because of the carburetors design, the fuel can siphon bank into the tank and you will have to prime it up before every cold or next day start. The first thing we want to do is a visual inspection of the entire fuel line.
Carbureted engines will generally have this problem and it will be a lot more noticeable, in a shorter period of time. Generally, if there is no issue, you can turn the engine off for a couple of hours and never lose prime. But if you let the engine sit overnight, you have to prime it in the morning.
Can a fuel pusher pump loose its prime?
Transparent fuel lines before and after filter, and the fuel return line, along with a MityVac tool – you can always pinpoint what area is compromised. A small low psi diesel rated fuel pusher pump near tank can overcome most prime problems when all else fails. $15-25 on eBay.
