PROFDRIVE 10-2WD / 12-2WD - Farmi Forest

PROFDRIVE 10-2WD / 12-2WDCHECKING AND ADJUSTING THE PUMP’SUNLOADING PRESSURECHECKING AND ADJUSTING THE PUMP’SWORKING PRESSURE1.2.3.4.5.Connect a pressure meter to the meter nipple(A) on the pressure line. 60 bar meter.Make sure the drive direction switch is in itsmiddle position (idle).Switch the pump on.The unloading pressure is 20-28 bar.If necessary adjust it from the screw on theside of the pump with a 13 mm ring spannerand a 3 mm hexagonal spanner.Check the pressure after the adjustment.1.2.3.4.5.6.7.8.9.!CAUTION!Check that there is noextraneous personnel nearbywhen adjusting the workingpressure. The tractor’s brakescould fail or there could bethe tractor stationary.Connect a pressure meter to the same nippleas when checking the unloading pressure(400-600 bar meter). Connect it so that youcan see inside the tractor cabin.Weigh down the trailer so that the wheels willnot spin.Switch on the tractor’s brakes.Check that the tractive force adjusting wheel isopen by at least one turn.Turn on the pump and set the driving directionto forward.Tighten the adjusting wheel until it is closed.Monitor the meter; the maximum workingpressure should be 250 bar.If necessary adjust the pressure from thescrew on the side of the pump’s adjuster witha 17 mm ring spanner and a 4 mm hexagonalspanner.Check the pressure after the adjustment.During this check, the pressure in the grappleloader check valve’s main pressure limit mustbe 250-280 bar.20