GC1720 engine problewm

   / GC1720 engine problewm #1  

arthurbrazil

New member
Joined
Jul 23, 2022
Messages
6
Tractor
Gc1720TLB
Hello! I am having some weird problems with the engine on my GC1720TLB, just did routine maintenance a few hours ago. It seems to run okay at idle but when I increase the throttle it sounds strange and is very smoky. Appreciate any tips or things to look for!
 
   / GC1720 engine problewm #2  
Can you help us out a little and state specifically what were the routine maintenance activities that you performed?
 
   / GC1720 engine problewm
  • Thread Starter
#3  
Can you help us out a little and state specifically what were the routine maintenance activities that you performed?
Of course! All fluids, filters, and O rings changed.
 
   / GC1720 engine problewm #4  
Are you sure you got all the air out of the fuel lines?

What procedure/sequence did you follow for bleeding the lines to the injectors?

Where were the O-rings located that you replaced?
 
   / GC1720 engine problewm
  • Thread Starter
#5  
Are you sure you got all the air out of the fuel lines?
Thank you for your reply! I am not sure at all! I had no idea about this.
What procedure/sequence did you follow for bleeding the lines to the injectors?
After reading your comment I pulled out my manual and completed the following two times. Unfortunately the behavior did not correct.
IMG-20220723-WA0003.jpg

Where were the O-rings located that you replaced?
I believe engine oil filter O-ring and hydro filter O-ring
 
   / GC1720 engine problewm #6  
Did you change the fuel filter?
 
   / GC1720 engine problewm
  • Thread Starter
#7  
Yes I did change the fuel filter.
 
   / GC1720 engine problewm #8  
Ensure the fuel supply valve is turned fully on, bowl full of fuel while running. If everything looks ok, pull the filter back off again, double check the inside of the filter for obstructions, inspect o-ring.
Haven't really heard of anyone getting the fuel system airlocked on a GC.
 
   / GC1720 engine problewm #9  
When you bled the fuel lines did it seem like there was any air coming out?

You said you performed the bleeding procedure 2 times. Did you notice any improvement at all?
 
   / GC1720 engine problewm
  • Thread Starter
#10  
Hello everyone! I have fixed the issue. My father put gasoline in the tank... 🤣🤣🤣. I have drained and bled the system and it now runs like new. I will be running the fuel I put I'm it through and changing the fuel filter after. Thank you all for your suggestions. I would have never learned to bleed the fuel system without the tips!
 
   / GC1720 engine problewm #11  
Thanks so much for letting us know your back up and running.
 
   / GC1720 engine problewm #12  
If someone put a even a small amount of gasoline in a diesel and it still runs, color yourself LUCKY!
 
   / GC1720 engine problewm #13  
Hello everyone! I have fixed the issue. My father put gasoline in the tank... 🤣🤣🤣. I have drained and bled the system and it now runs like new. I will be running the fuel I put I'm it through and changing the fuel filter after. Thank you all for your suggestions. I would have never learned to bleed the fuel system without the tips!
holy crap.
go buy some lottery tickets.
since you didn't blow the engine may as well push your luck and see if you can make make money off this.
 
   / GC1720 engine problewm #16  
Remember to thank Dad for the help, and remind him that "we'll call you" when/if more help is needed.

I'm surprised it ran at all. Two different methods of ignition. Must have been a gas/diesel mix.
 

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