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Curtis B.
Curtis B., Technician
Category: Medium and Heavy Trucks
Satisfied Customers: 26040
Experience:  Technician turned service manager on multiple lines of trucks and engines, used in industry.
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Multiquip jumping mxt70 wont run up on throttle

Customer Question

multiquip jumping jack mxt70 wont run up on throttle
Submitted: 11 months ago.
Category: Medium and Heavy Trucks
Expert:  Curtis B. replied 11 months ago.

Page 32 in manual shows the fuel filter, has it been replaced? Does yours have fuel primer ? Primer may be leaking air from cracked bubble.

Customer: replied 11 months ago.
fuel filter is not leaking no primer
Customer: replied 11 months ago.
it will idle and run up on throttle at first start up then die or if you start it up with chock on then it will idle but wont throttle up
Expert:  Curtis B. replied 11 months ago.

Has fuel filter been removed and cleaned?

Customer: replied 11 months ago.
i checked it for flow both sides
Customer: replied 11 months ago.
it flows free with or with out filter
Expert:  Curtis B. replied 11 months ago.

With engine starting and dying and not reving, it appears to be starving for fuel. I assume this is the reason you rebuilt the carburetor?

Expert:  Curtis B. replied 11 months ago.

Good fuel quality? Not trying to run 4 cycle engine on mixed fuel?

Customer: replied 11 months ago.
4 stoke new clean straight fuel now mix
Expert:  Curtis B. replied 11 months ago.

Bypass the fuel filter and try it.

Customer: replied 11 months ago.
i did that i think you need to refund me this is all the thing that i have already tried
Customer: replied 11 months ago.
this is not worth the money that was charged so tell me how to get refund and we will trysomthing else
Expert:  Curtis B. replied 11 months ago.

Contact site and ask for refund. I work from home as a contractor. Maybe you need a new carburetor!

Customer: replied 11 months ago.
it is a new carb thanks for trying
Expert:  Curtis B. replied 11 months ago.

Good luck with it.

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