Under normal circumstances, one can push a length of 12.5 m 43Kg / m rail 4-5 roots; 25 m 43Kg / m rail 2.

YTF-250 rail joints checked before Used:
a. whether the oil level in the tank reaches two-thirds of the tank height
b. return valve effect is reliable
c. pull wedge mechanism is flexible and reliable
d. loose parts of the connections are tight and leak
YTF-250 rail joints steps:
1 Push the rail joints rail joints to be adjusted
2 pull moving frame, so that the two clamps (wedges) falls on rails, so that the oblique iron rails folder in prison
3 Tighten the oil return valve clockwise, rocking lever, so that the high pressure oil input operating cylinder
4 When after each adjustment shall order first unscrew the oil return valve