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MF80 Loader single crowd ram model - repair. Slight leaking on the crowd ram so I removed it for overhaul. I have the P/List for the German manufactured loader but mine had "Made in the United Kingdom on the ID Plate and was produced by SteelFab in Cardiff for MF (SteelFab also produced their...
Right - life just got in the way for 8 months. To continue. The tractor was split and parts inspected. The tractor was first registered in March 78. The auxiliary pump that came out was of Bendix manufacture and had "1979" nicely stamped on it so it tended to indicate that sometime into the...
Worth doing here the low pressure system description. Two common ports on auxiliary pump. One to the front and one to the IPTO.
The IPTO is a dead leg with no relief valve in it. A practice used in other industries was to design in a gap in piston rings to allow a certain amount of fluid...
That's what I thought as well. So the cab floor came up; eventually. All those sheared bolts and captive nuts I destroyed - joy. That let me see that there were two pipes popping out of the front of the gearbox. Both were routed to the oil cooler. One was obviously a supply and one a...
Before I finish on splitting let me describe something for the novice, which I am sure many of the more experienced hands, on here, do as routine.
My tractor had been split in the past and some sort of goo put in to help the castings seal against each other. Obviously this was an addition...
Well taking the top cover off and things, whilst not clear, became apparent.
Oil gets to the oil cooler and then onto the multipower clutch/pressure maintaining valve (8sp) either via the external pipe shown in the workshop manual or via the pipe 30, not referenced in the workshop manual...
The Parts list provides, not very clearly, the evidence as to how that oil is getting to the front of the tractor. Attached is P172 of the MF parts list.
The auxiliary pump is in RED.
We see item 36 in the parts list, yellow, is our item 11 from the workshop manual - "remove if fitted"
We...
Before I finish on problems re "splitting" there is a further issue, which undoubtedly caught out the unwary on many an occasion and caused a design change. Once again, inadequate editing of the workshop manual by the MF service department exacerbates the issue. On 500 series tractors with no...
The Foster digger is brilliant and it was a great purchase, thank you, particularly for loading it on the trailer. It has just a pity that moving it all around was so difficult because the lift arms were useless. I did a couple of jobs with it but am looking forward this year to really making...
Another thing needed for rejoining after splitting, I used the MF recommended guide studs. You will see I increased F to 4 1/2" and D to 1". I used a couple of old 7/16 UNF bolts, cut the head off and threaded the stub 7/16 UNC and turned the taper on the end.
I also used them for removal...
As I wrote upthread but relevant here, a good bottle jack under the sump with the front wheels chocked and a large trolley jack lifting under the back of the tractor, to move with the back end as it is all rolled backward could have replaced my tractor splitting rails.
Holding it in place while operating the jack is a bit of a handful alone but I did it (3 times eventually)OK. you just need to spring the cab apart by a 1/4" and then the crossmember goes in without scuffing and you can simply slide in some of the bolts to hold it in place.
So that was all the...
Now, during dissembley, I did what others do on you tube and used a mallet and drift on the cross-member at the back of the cab.
Having been assisted by my-far-better-half with the rubbing down and painting I was not about to trash the paint finish by smacking the crossmember back in. So I...
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