Poulan Pro PR45Y22SB Throttle/Governor Issue

lilychef

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Aug 20, 2013
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Wow!! Now you have me a little confused. Throttle is working in reverse ? Humm.....The only way I know that the throttle will work in the reverse position is if the throttle lever has jumped the throttle stop on the carb. See the attached photo. As for it not wanting to run with the air cleaner off puzzles me mine runs perfect with or without it. Check make sure the throttle hasn't jumped the stop on the carb, and let me know. Take another pic on the carb I would like to see it. Don't get frustrated that's when we start to make mistakes :thumbsup:

Thanks for getting back so quickly! The throttle lever has definitely not jumped the stop... I will get a pic asap, but if you look at the lever where the governor spring is attached, try to visualize it being bent so far to the left that it goes around the other way, so far that it reverses the angle of the governor control lever so that fast means slow and vice-versa... But it took bending it that far to take enough tension off the spring and get the idle down! That's why I asked whether you think the governor is still not adjusted properly, or if there culd be something wrong with it... Or if I could adjust it a little ways away from the static position.... There's definitely no binding of the governer lever now....
 

lilychef

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Wow!! Now you have me a little confused. Throttle is working in reverse ? Humm.....The only way I know that the throttle will work in the reverse position is if the throttle lever has jumped the throttle stop on the carb. See the attached photo. As for it not wanting to run with the air cleaner off puzzles me mine runs perfect with or without it. Check make sure the throttle hasn't jumped the stop on the carb, and let me know. Take another pic on the carb I would like to see it. Don't get frustrated that's when we start to make mistakes :thumbsup:

Ok - an update - so I just had a eureka moment.... I think the governor link got bent out of shape when I installed the new carbs and then was trying to get it to stop binding. I ordered a new one (like 6 bucks) and will reinstall it, readjust everything, and get back to you. Sometimes you just can't see the forest through the trees..... :confused2: :laughing:
 

MowerPro2

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Aug 22, 2013
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Ok - an update - so I just had a eureka moment.... I think the governor link got bent out of shape when I installed the new carbs and then was trying to get it to stop binding. I ordered a new one (like 6 bucks) and will reinstall it, readjust everything, and get back to you. Sometimes you just can't see the forest through the trees..... :confused2: :laughing:

Procedure for Briggs Engines with a mechanical governor. This may come in handy some day.

Adjusting the Governor | Briggs & Stratton
 

lilychef

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Aug 20, 2013
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Procedure for Briggs Engines with a mechanical governor. This may come in handy some day.

Adjusting the Governor | Briggs & Stratton

Well, I'm back. And frustrated. I think I might have damaged the governor/slinger. Is this possible? When I installed the new governor link, It was VERY obvious that the old one was mis-shapen - too long, to be precise, and so was keeping the idle high when adjusted in the static position. Well, when I installed the new link, I readjusted the governor for good measure, and cranked her up to an awful racket and lots of sputtering. That's when I discovered that I wasn't careful and the throttle lever had jumped the stop before I adjusted the governor. Duh. I shut her down, put the throttle lever back over the stop, and readjusted the static position, and now it runs, at a good idle speed but it "sputters" for lack of a better word, and there is a faint noise going on. At first I described it as surging/hunting, but it's really a random sputter, almost like a misfire. It runs pretty smooth between sputters, tho. Is it possible to damage the governor from misadjustment? Could this be a coincidence and something else actually be going on? I had read that excessive idles speed could crack the coil.... The bottom line is, it runs -- I was able to mow the yard with it, in fact, it ran better with the drive wheels engaged than at idle, and it ran better as it got warm. Any final ideas before I just let it run itself into the ground? Thanks so much - I hope you're still out there! :confused2:
 
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