Branson 4720H PTO problem

   / Branson 4720H PTO problem #1  

hcanady

New member
Joined
Aug 11, 2018
Messages
6
Tractor
Branson 4720H
I purchased my first Branson tractor and it has about 80 hours on it I was going to do some mowing and when I switched the PTO to link the light comes on but the PTO does not engage maybe I am doing something wrong have the gear set at 540 I tried both ranges does not engage
 
   / Branson 4720H PTO problem #2  
Do you feel the gear engaging when moving the PTO lever? With the engine OFF, try to rotate the PTO shaft by hand and try to engage the PTO gear. Might be the linkage out of adjustment.
 
   / Branson 4720H PTO problem #3  
did you lower your 3 point?
Also, does yours have the turn switches?
On my tractor I have to raise the 3 point before the pto will work.
Also,the linked did you have your tractor in gear and the clutch out and the hydro moving?
does it work when not in the link position?
 
   / Branson 4720H PTO problem #4  
Also check your PTO speed selector. Midway between standard 540 and econo is a pro neutral. Dash indicator light comes on but PTO doesn't engage if in the middle neutral position. Ask me how I know this!
 
   / Branson 4720H PTO problem
  • Thread Starter
#5  
mine has hydro trans no clutch I tried it with the lift up and down mine has a toggle switch on the dash had the tractor in gear tried neutral also
 
   / Branson 4720H PTO problem
  • Thread Starter
#6  
I will try this tomorrow thanks
 
   / Branson 4720H PTO problem
  • Thread Starter
#7  
I tried it at 540 and the 700 setting did not matter
 
   / Branson 4720H PTO problem #8  
If you have a toggle switch pto model, check the fuse.
 
   / Branson 4720H PTO problem
  • Thread Starter
#9  
I changed the fuse even though it looked good no results I checked to see if I could move the PTO when in neutral it moves freely when engaged it does not move seems to be in gear
 
   / Branson 4720H PTO problem #10  
So that means it should be everything OK mechanically. Maybe the wires to the PTO solenoid got busted out by a branch or stick or something. The solenoid is located on the right side of the tractor, between the chassis and rear wheel. Take a look and check for any wiring that can be messed up.

I'll share the Service manual for the 20 series with you.

Here is the link: Branson 20 series service manual The file is really big.
 
   / Branson 4720H PTO problem
  • Thread Starter
#11  
thanks I will check the wires
 
   / Branson 4720H PTO problem #12  
My 3725 has three positions on the PTO switch-off, link and on. The link position is linked to a position sensor on the 3pt. When in that position the PTO comes on when the 3pt is lowered and shuts off when it's raised. If yours has that and that's the position you are using, check the position sensor and it's wiring. The sensor on mine is on the left side 3pt raising arm where it comes out of the transmission housing.
 
   / Branson 4720H PTO problem #13  
My 3725 has three positions on the PTO switch-off, link and on. The link position is linked to a position sensor on the 3pt. When in that position the PTO comes on when the 3pt is lowered and shuts off when it's raised. If yours has that and that's the position you are using, check the position sensor and it's wiring. The sensor on mine is on the left side 3pt raising arm where it comes out of the transmission housing.

Just to add a bit more on what ericm979 said, when the switch is on Linked position, it will also stop the PTO when pressing the clutch on Shuttle shift tractors. Yours is hydro so it doesn't really matter for you.
 

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