tc40a lift arm leaks down

   / tc40a lift arm leaks down #1  

motorhead704

New member
Joined
Apr 26, 2016
Messages
11
Location
Altoona Fla
Tractor
new holland tc40a
just got a tc40a after using it for a while the lift arms started leaking down . It is a 2006 model it leaks down slowly while engine is running is this problem in the pump or the lift arm seals. I don't know much about front end loader. thanks for any help
 
   / tc40a lift arm leaks down #2  
Are you asking about the three point hitch lower arms or the loader arms? How long does it take for the lowering with no added weight?
Jim
 
   / tc40a lift arm leaks down
  • Thread Starter
#3  
it is the loader arms. with no weight in the bucket it takes a while to leak down. if you have weight in the bucket you can see it leaking down to a point and then it seems to stop.It lifts and lower ok but it seems a little weak
 
   / tc40a lift arm leaks down #4  
it is the loader arms. with no weight in the bucket it takes a while to leak down. if you have weight in the bucket you can see it leaking down to a point and then it seems to stop.It lifts and lower ok but it seems a little weak

Disconnect the quick connects.
If it leaks down it is in the cylinders.
If is does not leak down it is in the SCV.
 
   / tc40a lift arm leaks down #5  
To reconnect the quick connects you have to release the pressure.
crack open the line ( fluid will leak out) or use a lift to raise the bucket.
When the hydraulic pressure is off of the connector it will reconnect easily.
 
   / tc40a lift arm leaks down
  • Thread Starter
#6  
thanks I will try that this weekend. what is SCV.
 

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