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Is fuel pump needed?

#1

N

nodrog

I have a Craftsman LT2000 with a 21 HP Briggs. Fuel tank sits higher than carb and there is a pump which I think is bad. Can i just bypass the fuel line around the pump.to the carb?


#2

B

Born2Mow

If the tank is above the carb, then YES... if... while you have the hose disconnected you check for fuel flow by letting a couple of tablespoons of fuel squirt out of the hose.

However, the pump may also serve the disguised purpose of being a automatic fuel cut off. With the tank higher than the carb you MUST have a fuel shutoff of some sort, or BAD things happen.

I highly suggest you simply insert a manual fuel shutoff valve in the line. Possibly in place of the pump. These are available everywhere including Amazon, Lowes, HD, etc, etc for $6-$8.

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Hope this helps.


#3

Scrubcadet10

Scrubcadet10

If you were to eliminate the pump i recommend blocking off the end of the vacuum line. Since on some engines it's a path straight into the crankcase.


#4

N

nodrog

Thanks guys, I was planning on both if if bypassing the pump was OK. I run old stuff and this is the first "modern" one I've had.


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