3140 hydraulic pump coupling query

/ 3140 hydraulic pump coupling query #1  

krankieone

Member
Joined
Nov 24, 2013
Messages
39
Location
kilmore, Australia
Tractor
john deere 3140
The hydraulic pump coupling is making a nasty noise comeing from the crankshaft end where the alloy bit sits "inside" the damper .What i would like to know is how the coupling works are there any rubbers inside or is it a solid coupling?

thanks
 
/ 3140 hydraulic pump coupling query #2  
Neoprene or rubber in coupling
 
/ 3140 hydraulic pump coupling query
  • Thread Starter
#3  
Thanks at least I didn't sound like a complete idiot when I rang the dealer should be able to pick up a new cushion next time I go down to the city
 
/ 3140 hydraulic pump coupling query #4  
Parts key #3 R78202 Cushion ADD 15.99 USD
 

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/ 3140 hydraulic pump coupling query
  • Thread Starter
#7  
It turns out the rubber had gone rock hard (Looked ok) after putting a new rubber in at Christmas it's now nice & quiet
 
/ 3140 hydraulic pump coupling query #8  
Thanks for reporting back on your repair.
 

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