[AT] 2-cylinder clutch

Indiana Robinson robinson at svs.net
Wed Aug 6 03:11:42 PDT 2008


Dean Vinson wrote:
> Dick Day wrote:
> 
>>> I have heard that when parking a running JD 2-cylinder, you should 
>>> always take it out of gear and engage the clutch.  I have also 
>>> heard that the clutch should not be engaged when idling.
> 
> Ron Haskell wrote:
> 
>> When not moving for prolonged period of times the clutch should be
>> engaged so the belt pulley is turning with the crankshaft and not 
>> causing wear on the brass bushing in the center of the pulley/clutch
>> assembly.
> 
> I wonder if some of the confusion stems from the terminology itself.  On a foot-clutch tractor or a standard-transmission car, you "engage" the brake by pushing in the brake pedal, so do you "engage" the clutch by pushing in the clutch pedal?
> 
> I've only operated a hand-clutch tractor a few times, not enough for it to feel at all intuitive.  But if I think of it in terms of a foot-clutch tractor it seems to make sense:  If I parked my Farmall M with the engine running, I'd put it in neutral and let the clutch out.  So on a JD two-cylinder I'd want to conceptually do the same thing: "let the clutch out", which I think would start the belt pulley turning as Ron says.
> 
> If "letting the clutch out" means the same thing as "engaging the clutch," then life is good.  If not, you'd best be careful about loaning me your old Poppin' Johnny.  :-)
> 
> Dean Vinson
> Dayton, Ohio
> www.vinsonfarm.net

======================================



Hi Dean:

	I never "engage" the brakes. I always "apply" the brakes.   :-)
You "engage" the clutch when you connect the input shaft and the output 
shaft so they turn as one. This is also (at least in the olden days) 
known as "throwing in" the clutch. Sometimes placing the transmission in 
  a gear is also called "throwing it in" gear.
"Throwing out" is used for disconnecting a hand clutch but not normally 
a foot clutch. You "disengage" or "depress" a foot clutch.  Sometimes 
you "yank out" a hand clutch. You can also sometimes "yank" a 
transmission out of gear but I have also been known to "pop" a 
transmission out of gear. Maybe that comes from the fact that most 
transmissions are held in gear by "poppet" balls being pushed into holes 
in the shift rails.   :-)   Some folks "kick" a transmission into or out 
of gear.
In a tight location you must "slip" or "feather" the clutch...

	A John Deere hand clutch will normally "feather" very smoothly. That is 
not the case (Case also used hand clutches a lot) with my MM-R hand 
clutch. It is very jumpy (sensitive) and, according to a neighbor of my 
uncle who bought it new, it always has been.

	I don't have it handy but I believe the owners manual for my 1948 John 
Deere A says pretty much what Ron said.

	I became "engaged" to Diana about 46 years ago. We became married the 
next year, we did not become "disengaged"...   :-)   We "clutched" hands 
a lot and she wore the ring on her hand so I guess that was...   :-)





-- 


"farmer"


I wouldn't mind being absent minded so bad if forgetfulness
could just be a little more selective. Just last week I
was saying so to "whats-her-name..."



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Francis Robinson
Central Indiana, USA
robinson at svs.net



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