156 POWERSHIFT MANIFOLD HYDRAULICS RT90M DIFF. LOCK 12 11 1 P 4 14 AUXILIARY HYDRAULICS REFER TO 2 8 T 17 13 16 4 5 15 6 REFER TO REAR STEER HYDRAULICS 9 3 AUX. HYD. REFER TO AXLE DIFF. LOCK TO REAR 7 19 18 6 TO TANK ( PORT) "Y" AUXILIARY HYDRAULICS REFER TO 9 10 AXLE DIFF. LOCK TO FRONT 03 ID0139935