Thanks tkcomer
Aug 18, 2022 / Surging on an LA175 Thread Starter #11 OP J jpilk99 Gold Member Joined Feb 19, 2011 Messages 319 Location Bolton, MA Tractor 1983 Ford 1700, 4WD, 770 Loader, Woods backhoe, Woods brush hog,etc. Thanks tkcomer
Sep 4, 2022 / Surging on an LA175 #12 T tkcomer Silver Member Joined Aug 9, 2005 Messages 185 Location Maysville, KY Tractor JD 3039R Oops, forgot about this. It was the vacuum line for the fuel pump.
Sep 4, 2022 / Surging on an LA175 Thread Starter #13 OP J jpilk99 Gold Member Joined Feb 19, 2011 Messages 319 Location Bolton, MA Tractor 1983 Ford 1700, 4WD, 770 Loader, Woods backhoe, Woods brush hog,etc. I gotta go find this “vacuum line”. Sounds like my culprit. Thx.
Sep 8, 2022 / Surging on an LA175 Thread Starter #14 OP J jpilk99 Gold Member Joined Feb 19, 2011 Messages 319 Location Bolton, MA Tractor 1983 Ford 1700, 4WD, 770 Loader, Woods backhoe, Woods brush hog,etc. Is this what you're referring to? Attachments Vent hose.jpg 292.7 KB · Views: 81
Sep 10, 2022 / Surging on an LA175 #15 T tkcomer Silver Member Joined Aug 9, 2005 Messages 185 Location Maysville, KY Tractor JD 3039R That looks different from mine but that one line with the elbow is the vacuum line.
Sep 11, 2022 / Surging on an LA175 #16 R Richard001 Veteran Member Joined Jun 25, 2015 Messages 1,478 Location Plymouth, MN Tractor Jd lx178 It's not a vacuum line, it is a pulse line. The pulses from the crankcase cause the diaphragm in the pump to move back and forth and that action combined with a couple of check valves cause the fuel to be pump thru the part.
It's not a vacuum line, it is a pulse line. The pulses from the crankcase cause the diaphragm in the pump to move back and forth and that action combined with a couple of check valves cause the fuel to be pump thru the part.