![]() ![]() The lift has draft control only (for plowing), so it will always behave a. The hydraulic lift cover mechanism is influenced by the operator using the draft & position control levers, an implements pulling or pushing force on the toggle spring & the upward or downward movement of the lift cover arms. 1973 MASSEY FERGUSON 135 Tractors - 40 HP to 99 HP Sold Price: USD 1,430. It either pumps oil or dumps oil or both through the control valve. The hydraulic system is influenced by the mechanics of the lift cover. Draft Control Seat - This Draft Control Spring Seat is used on many Ferguson, Massey Ferguson and Massey Harris tractors. The oil in the ram cylinder returns through the same standpipe & dumps. The cut is the same the ventrac although not as roomy and the controls are not. When the operator places the lever in the down position the lift covers mechanism closes the pumps control valve and the pumps pressure is dumped back into the diff housing. Kubota 1120 RTV Kioti DK-40, MF-135, Ventrac 4500Y. When oil enters the ram cylinder it forces the piston forward and the arms are raised. The oil flows up through the standpipe between the pump & lift cover. The position control will not work in any position only the draft control raises the lifts. Four pistons moving back & forth suck oil in through the chambers and push it out through the same chamber outlet valves. Re: MF 135 Draft control in reply to Lance Newhall, 03-08-2008 15:05:24 I used penetrating oil on the shaft and moved it back and forth until they seperated. When the tractors engine is running the hydraulic pump operates continuosly getting its drive from the transmission PTO output shaft. ![]()
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