October 2016 Service and Repair ManualManifoldsPart No. 1269074 S-80 • S-85 • S-80X 698-94WD Traction Manifold ComponentsThe drive manifold is mounted inside the drive chassis at the non-steer end of the machine.IndexNo. Description SchematicItem Function Torque1 Relief valve, 280 psi / 19.3 bar HA Charge pressure circuit 35-40 ft-lbs / 48-54 Nm2 Flow divider/combiner valve HB Controls flow to non-steer enddrive motors in forward andreverse80-90 ft-lbs / 108-122 Nm3 Check valve HC Steer end drive motor circuit 35-40 ft-lbs / 48-54 Nm4 Check valve HD Non-steer end drive motor circuit 35-40 ft-lbs / 48-54 Nm5 Flow divider/combiner valve HE Controls flow to flowdivider/combiner valves 2 and 1380-90 ft-lbs / 108-122 Nm6 Check valve HF Non-steer end drive motor circuit 60-70 ft-lbs / 81-95 Nm7 Orifice, 0.040 inch / 1 mm HG Equalizes pressure on both sidesof flow divider/combiner valve 58 Orifice, 0.040 inch / 1 mm HH Equalizes pressure on both sidesof flow divider/combiner valve 29 Orifice, 0.040 inch / 1 mm HI Equalizes pressure on both sidesof flow divider/combiner valve 1310 Check valve HJ Steer end drive motor circuit 60-70 ft-lbs / 81-95 Nm11 Check valve HK Steer end drive motor circuit 35-40 ft-lbs / 48-54 Nm12 Shuttle valve, 3 position 3 way HL Charge pressure circuit thatdirects hot oil out of low pressureside of drive pump80-90 ft-lbs / 108-122 Nm13 Flow divider/combiner valve HM Controls flow to steer end drivemotors in forward and reverse80-90 ft-lbs / 108-122 Nm14 Check valve HN Non-steer end drive motor circuit 35-40 ft-lbs / 48-54 Nm
