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snorky 29

selector ball bearings

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snorky 29

Hello all ...please can you help I have split a commando  transmission  for reasons I won't go into .....can anyone guide me on how the 2 small ball bearings  that keep the gear selection in place  are re inserted. ..it looks difficult 

Neil

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Save Old Iron

..it looks difficult 


a little - yes.

insert the innermost shift rod
drop in a detent ball, the shift stop spring and the shift pin


speedshifterdetentsptnum_zps012c25ad.gif



move the shift rod until the ball, spring and pin are all shifted into a detent in the 1st shift rod.
position the trans case so the shift spring is pointing upward and drop the 2nd detent ball onto the spring

now the challenging part - and very few get this right the first time
insert a long allen wrench thru the outer access hole in the trans case, and compress the detent / spring / pin combo
while pushing down on the 2nd detent ball with the allen wrench, slide the 2nd shifter linkage into the trans case so the leading edge of the shift linkage slides over part of the 2nd detent ball - capturing the detent ball under the shift rod
once the detent is "captured" under the shift linkage, remove the allen wrench and slide the 2nd shift linkage completely into the case until the 2nd detent ball clicks into the detent on the 2nd shift rod.

if you are successful - great. If not there will be weeping and gnashing of teeth. If the insertion of the 2nd shift rod does not properly capture the 2nd detent ball, the stiff spring pressure may cause the spring and ball to fly across the room. It may be helpful to keep a rag on top of the case as you remove the allen wrench. This will help prevent the spring and ball from jumping out of the case and rolling underneath your workbench - never to bee seen again.

  Edited by Save Old Iron
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snorky 29

Thanks save old iron...I will give it a go and let you know the results 

neil

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snorky 29

Do I have to remove the blanking plug from the outer casing. .
neil

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Save Old Iron

yes , drive a wood screw into the plug and pull it out

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pfrederi

The balls are 1/4"  I bought a hundred from McMaster.  I refuse to spend my life trying to find them when they fly out and roll away :)

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snorky 29

Thanks for the info 
Neil 

Edited by snorky 29

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snorky 29

thanks all ...I was lucky and got it together first go, I will post a few pictures as I go along with my project thanks again
Neil (in the UK)

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