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Clutch, Probably?

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TimCNY View Drop Down
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    Posted: 12 Jul 2019 at 9:55am
1955 WD45. Clutch freeplay is 1" (specs state between 1/2-1"). Not noisy. Problem is, and this was also happening before I parked it in the barn years ago prior to recently finishing fixing it to return to work - When the tractor is in gear, and the engine clutch pedal is pushed down, the tractor acts like the brakes are on. When I place transmission into neutral, the tractor rolls freely. Tractor runs and drives very well, handles work just fine. This is the only issue. Brakes are new and properly adjusted, working well. One other thing, sometimes when letting off the clutch, it's jerky, not smooth. Other times perfectly fine. Seems mostly when lower RPM's that it's fine. Also, when idling and I place into neutral, when I let the foot clutch out again the governor momentarily allows RPM's to shoot up to levels around 1/2 throttle speed, as though it hit an ant hill while mowing.
Yes, ignorance on display once again.
Thanks in advance,
- Tim
P.S. - Most of the time when releasing the clutch and it's "jerky," is when it's in reverse.

Edited by TimCNY - 12 Jul 2019 at 9:57am
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DrAllis View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote DrAllis Quote  Post ReplyReply Direct Link To This Post Posted: 12 Jul 2019 at 9:59am
If you have the hydraulic lever UP, the hydraulic pump is trying to pump oil and will drag on the clutch shaft and do what you are trying to describe. If the Traction Booster linkage under the belly is broken and has the pump turning on making the lift arms come up to the top, you have the same thing. So, in short, hyd lever DOWN and lift arms need to be DOWN.

Edited by DrAllis - 12 Jul 2019 at 10:00am
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im4racin View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote im4racin Quote  Post ReplyReply Direct Link To This Post Posted: 12 Jul 2019 at 10:08am
the other issue I have seen is the clutch pedal shaft and brake shaft is the same.  when the clutch pivot gets sticky or bound up it will apply the brake.
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Sugarmaker View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sugarmaker Quote  Post ReplyReply Direct Link To This Post Posted: 12 Jul 2019 at 10:48am
Tim,
That brake issue does sound like the clutch pedal may be sticking to the shaft. Grease fitting right there at the clutch pivot. Check that out.  I have never experienced the hydraulic problem Dr Allis mentioned. But sounds like that could be a issue??
We do need some pictures too!!!Smile
 Regards,
 Chris
D17 1958 (NFE), WD45 1954 (NFE), WD 1952 (NFE), WD 1950 (WFE), Allis F-40 forklift, Allis CA, Allis D14, Ford Jubilee, Many IH Cub Cadets, 32 Ford Dump, 65 Comet.
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TimCNY View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote TimCNY Quote  Post ReplyReply Direct Link To This Post Posted: 12 Jul 2019 at 10:50am
Thank you very much, Doc, lift arms are generally up most of the time because I put a 3-point conversion on it years ago. I had no idea that was going on.

im4racin, Chris - thanks but that all works freely, no binding or sticking going on. But I'll definitely keep that in mind as well.

Edited by TimCNY - 12 Jul 2019 at 10:51am
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DrAllis View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote DrAllis Quote  Post ReplyReply Direct Link To This Post Posted: 12 Jul 2019 at 5:55pm
The hydraulic system should be adjusted according to the decal on the battery box side. When adjusted for "HOLD" position, with the lever clear up the pump lifts the arms to the top and keeps pumping. You are supposed to pull the lever down to about the half-way point and the pump shuts off, but still holds the arms at whatever height you want. You should not have the hydraulic lever all the way up all the time. No, No, No...…...
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TimCNY View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote TimCNY Quote  Post ReplyReply Direct Link To This Post Posted: 12 Jul 2019 at 6:38pm
oops... Thank you again, Doc. Didn't work with it today but when I get up there again I'll make the proper adjustments.
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john(MI) View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote john(MI) Quote  Post ReplyReply Direct Link To This Post Posted: 12 Jul 2019 at 6:55pm
Remove the inspection cover on the bottom of the torque tube and clean out the giant mouse nest that has grown in there!
D14, D17, 5020, 612H, CASE 446
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Post Options Post Options   Thanks (0) Thanks(0)   Quote TimCNY Quote  Post ReplyReply Direct Link To This Post Posted: 13 Jul 2019 at 7:01am
lol. I have had that cover off, surprisingly no, never saw anything in there. Now the BRAKES, on the other hand, I could've made a sci-fi movie!!!
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Sugarmaker View Drop Down
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sugarmaker Quote  Post ReplyReply Direct Link To This Post Posted: 13 Jul 2019 at 9:19pm
Tim,
 slightly off topic but I need to adjust my brakes, any tricks? My pedals move forward too far. Just tighten up the nut on top and the one in the back a little?
Have you found your problem yet? Could it be the hydraulics as Dr Allis mentioned?
Regards,
Chris
D17 1958 (NFE), WD45 1954 (NFE), WD 1952 (NFE), WD 1950 (WFE), Allis F-40 forklift, Allis CA, Allis D14, Ford Jubilee, Many IH Cub Cadets, 32 Ford Dump, 65 Comet.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote TimCNY Quote  Post ReplyReply Direct Link To This Post Posted: 13 Jul 2019 at 11:45pm
100% fixed, thanks once again, DrAllis!
Chris, I tried to follow the instructions in the manuals the best I could. Which, of course, I don't have in front of me at this late hour lol! Sorry. I'll check tomorrow (oops it is tomorrow), but as I recall I called Bill at Sandy Lake because well naturally I was confused, and he had a pretty neat shortcut. What I remember he said (now keep in mind this is because I was working alone, two people and the modification is obvious) get a long stick, better still an axe handle or the like, stand behind the tractor and whack it in the -- ok he didn't say that lol. But seriously, stand behind the tractor, turn the equalizing screw (in the back of the housing) in tight, with the axe handle or whatever reach forward and push/depress the brake pedal two inches. But what I did was measure brake pedal travel two inches and used a clamp on the frame rail and behind each pedal in turn pedal to hold it there. Then turned down the adjusting nut (the one on top for the bolt in the toggle of the brake shoe) until I felt a bit of drag, then the equalizing screw (in the rear housing). But honestly, a quick call to Bill and you won't be at the mercy of my addled brain, lol! It only took a few minutes for him to explain it and I understood. I just wish I also remembered exactly the way he described, because it worked perfectly. No drag, no front shoe contacting the drum first, nothing wrong at all, and on the first try. No fiddling around trying to finesse it. Both brakes the same travel before contacting the drum. So call him Monday lol!
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Post Options Post Options   Thanks (0) Thanks(0)   Quote Sugarmaker Quote  Post ReplyReply Direct Link To This Post Posted: 14 Jul 2019 at 12:52am
Tim,
 Thanks! Bill is good! He has helped me on several WD series issues too. I get the general idea your talking about, makes sense! Thanks for sharing this brake tip. And good you found your tractor problem. That would have stumped me, being the pump! Dr Allis comes through again.
Regards,
 Chris


Edited by Sugarmaker - 14 Jul 2019 at 12:53am
D17 1958 (NFE), WD45 1954 (NFE), WD 1952 (NFE), WD 1950 (WFE), Allis F-40 forklift, Allis CA, Allis D14, Ford Jubilee, Many IH Cub Cadets, 32 Ford Dump, 65 Comet.
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Post Options Post Options   Thanks (0) Thanks(0)   Quote TimCNY Quote  Post ReplyReply Direct Link To This Post Posted: 14 Jul 2019 at 8:34am
Yes, very glad the Doctor is "In." I just dread getting the bill lol!
And definitely give Bill a call, I don't know if I told you exactly the right way he told me.
- Tim
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