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6060 Dropped RPMs

Printed From: Unofficial Allis
Category: Allis Chalmers
Forum Name: Farm Equipment
Forum Description: everything about Allis-Chalmers farm equipment
URL: https://www.allischalmers.com/forum/forum_posts.asp?TID=139819
Printed Date: 30 Sep 2025 at 8:25pm
Software Version: Web Wiz Forums 11.10 - http://www.webwizforums.com


Topic: 6060 Dropped RPMs
Posted By: Eddie
Subject: 6060 Dropped RPMs
Date Posted: 26 Jun 2017 at 7:19pm
This morning was going to bush hog some acreage. The fuel tank was below half so I topped it off and started. After about 30 minutes it lost power and would not run over 1600 rpms. I took it to barn, changed fuel filter. No help. Drained about 3 gallon from fuel tank, no water, pretty red fuel. Disconnected fuel line at filter and blew air back thru tank. No help. Runs smooth at 1600 rpms for about 3 minutes then starts running rough for a little while then quits. Is the fuel pump built into the injector pump? Could the injector pump be the problem???? Thanks in advance for the help!!


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Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower



Replies:
Posted By: SteveM C/IL
Date Posted: 26 Jun 2017 at 8:45pm
governor flex ring coming apart and plugging return....


Posted By: AC720Man
Date Posted: 26 Jun 2017 at 8:46pm
Dads 6060 did nearly the same thing. Surging and also puffing white smoke. Had the pump rebuilt and it resolved the problem.

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1968 B-208, 1976 720 (2 of them)Danco brush hog, single bottom plow,52" snow thrower, belly mower,rear tine tiller, rear blade, front blade, 57"sickle bar,1983 917 hydro, 1968 7hp sno-bee, 1968 190XTD


Posted By: Eddie
Date Posted: 26 Jun 2017 at 9:49pm
Originally posted by SteveM C/IL SteveM C/IL wrote:

governor flex ring coming apart and plugging return....


Is this in the injector pump?


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower


Posted By: kinghunter
Date Posted: 26 Jun 2017 at 10:34pm
Yes time for pump rebuild


Posted By: Eddie
Date Posted: 27 Jun 2017 at 2:51am
Is there a link that tells how to make sure it's timed before removal of the pump or can someone tell me how to do it?


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower


Posted By: injpumpEd
Date Posted: 27 Jun 2017 at 7:50am
simply take the timing cover off the pump by the nametag, turn the engine by hand until the 2 lines match up with each other. Then it's just a matter of disconnecting lines and linkage, and the wire. Shaft can stay in the engine. Upon re-installation, look at where the engine is positioned, so you can correct any minor timing errors. It may have been off a degree or 2. 

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210 "too hot to farm" puller, part of the "insane pumpkin posse". Owner of Guenther Heritage Diesel, specializing in fuel injection systems on heritage era tractors. stock rebuilds to all out pullers!


Posted By: Eddie
Date Posted: 27 Jun 2017 at 8:03pm
Thanks everyone, found someone to rebuild it. Now just to get it off and get it to him!!!


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower


Posted By: AC720Man
Date Posted: 27 Jun 2017 at 8:19pm
Ed was your best bet to rebuild it...trust me, he is really good.

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1968 B-208, 1976 720 (2 of them)Danco brush hog, single bottom plow,52" snow thrower, belly mower,rear tine tiller, rear blade, front blade, 57"sickle bar,1983 917 hydro, 1968 7hp sno-bee, 1968 190XTD


Posted By: AllisFreak MN
Date Posted: 27 Jun 2017 at 9:33pm
Originally posted by injpumpEd injpumpEd wrote:

simply take the timing cover off the pump by the nametag, turn the engine by hand until the 2 lines match up with each other. Then it's just a matter of disconnecting lines and linkage, and the wire. Shaft can stay in the engine. Upon re-installation, look at where the engine is positioned, so you can correct any minor timing errors. It may have been off a degree or 2. 
The shaft, timing gear, spring and thrust button have to come out the front before removal. They are behind the inspection plate below the alternator. Make sure to mark drive gear teeth before removing it. Just did one a month ago.

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'49 A-C WD, '51 A-C WD, '63 A-C D17 Series III, 1968 A-C One-Seventy, '82 A-C 6060, '75 A-C 7040, A-C #3 sickle mower, 2 A-C 701 wagons, '78 Gleaner M2


Posted By: Eddie
Date Posted: 03 Jul 2017 at 9:10pm
Picked it up from the re-builder this afternoon. He said that the flex ring was the problem and that I should blow out the return line with air before reinstalling the pump. Should get it installed tomorrow morning!!!


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower


Posted By: SteveM C/IL
Date Posted: 03 Jul 2017 at 10:49pm
Once you get it all bolted up,back engine up 1/4-1/2 turn then rotate fwd till correct degrees at pointer,then see if marks in pump are in line.May need a tweak.


Posted By: Eddie
Date Posted: 04 Jul 2017 at 3:16pm
Got it reinstalled all lines tight, alternator back on but ran out of gas before trying to start it. Not in the tractor, but me. When your 72 with Afib you don't have a lot of gas. Will get it started tomorrow!!!


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower


Posted By: LeonR2013
Date Posted: 04 Jul 2017 at 7:43pm
Eddie it looks like you need to join Dale and I on the front porch and watch the world go by.


Posted By: Eddie
Date Posted: 05 Jul 2017 at 12:31pm
Leon, I frequently have to do some "major mechanic work." Putting a rear end in a recliner!!!!

Got it running and bush hogged about 8 acres before I got rained out!!


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower


Posted By: AC720Man
Date Posted: 06 Jul 2017 at 9:11pm
How did she run? We also noticed a little more power after the pump rebuild. The power in my XT was even more drastic, turned it into a totally different tractor. Obviously for the best.

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1968 B-208, 1976 720 (2 of them)Danco brush hog, single bottom plow,52" snow thrower, belly mower,rear tine tiller, rear blade, front blade, 57"sickle bar,1983 917 hydro, 1968 7hp sno-bee, 1968 190XTD


Posted By: Eddie
Date Posted: 07 Jul 2017 at 6:19am
It runs great!! I thought more power, then I thought just my imagination. But maybe it was. I was pulling 10' bush hog in some really heavy grass and weeds.


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower


Posted By: victoryallis
Date Posted: 07 Jul 2017 at 9:03am
Originally posted by LeonR2013 LeonR2013 wrote:

Eddie it looks like you need to join Dale and I on the front porch and watch the world go by.



Trying to kill him? Seen it too many times folks stop being active they go downhill fast. I'm not the only to make that observation.

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8030 and 8050MFWD, 7580, 3 6080's, 160, 7060, 175, heirloom D17, Deere 8760


Posted By: Tbone95
Date Posted: 07 Jul 2017 at 9:31am
Originally posted by victoryallis victoryallis wrote:

Originally posted by LeonR2013 LeonR2013 wrote:

Eddie it looks like you need to join Dale and I on the front porch and watch the world go by.



Trying to kill him? Seen it too many times folks stop being active they go downhill fast. I'm not the only to make that observation.
 
I'll second that observation.
 
I get so pissed at my sister and my niece telling my dad he needs to stop doing stuff.  My niece, his granddaughter, literally replies with "what good are you going to do trying to do that?!"  Pretty soon, you here him saying, "I'm not much good anymore."  Breaks my heart.  I try to do things I think he could get hurt at or hinder me unnecessarily quietly by myself...if he offers, I usually let him, or if he says "I could have helped you", I'll say I thought you were busy with something else.  I hate to see him in severe pain as much as the rest of the family.  But have him truly stop doing everything, then see what happens!


Posted By: Eddie
Date Posted: 07 Jul 2017 at 12:01pm
I ain't gonna quit!! I just have to rest often, can't do any heavy physical labor, Son is a Nurse, won't let me get on a ladder even to change a light bulb. But I try to keep things to do. Who ever said getting old was fun had to be about 30!!!!!!!


-------------
Allis Chalmers 6060
10' Howse Rotary Cutter
5' Tiller
5' Box Blade
4' Aerator
Ferris Zero Turn Mower W/10' fold up sprayer
John Deere 455 Lawn Tractor
John Deere 955 w/loader &
60" belly mower



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