UPPERSTRUCTURE / Control Valve ASSEMBLE CONTROL VALVE (4-SPOOL HOUSING UPPER AND LOWER SURFACES) Check Valve-1 Overload Relief Valve Overload Relief Valve Check Valve-2 Flow Combiner Valve 1 2 3 4 7 15 11, 10 6 12 13 14 56 57 36 34, 35 37 24 37 36 57, 59 60 34, 35 Close-Up of Arm Regenerative Valve Close-Up of Main Relief Valve Close-Up of Bucket Regenerative Valve Section of Check Valve-1, Main Relief Valve, Check Valve-2, Flow Combiner Valve W1J1-02-05-046 W2-5-32 rm Regenerative alve 1 elief 9 5 8 ative 16 Figure of Control Valve (Upper) Figure of Control Valve (Lower) 18, 17 Arm Regenerative Close-Up of Overload Relief Valve Bucket (Refer to Close-Up.) Overload Overload Regener 1 Relief Valve 1 Relief Valve (Refer to 1 oad Overload Valve Relief Valve Section of Arm Section of Overload Relief Valve Section of Bucket Rege elief Valve Regenerative Valve Valve, Overload Relief Valv to Close-Up.) 19 38 19 lve-1 20 42 40 20 23 45 31 21 39 46 21 41 30 22 24 43 47 25 48 44 49 25 61 27, 28 50 26 62 53 51, 52 27, 28 54 36 57 26 63 55 33 eck Valve-2 64 29 37 Ch eck Valve-2 Main R Valve elief Bucket Regener Valve ative Overl Relief Main R (Refer Check Va Close-Up of Overload Relief Valve Overl Relief oad Valve Overload Relief Valve ection of Bucket Rege alve, Overload Relief Valv nerative e 48 25 49 27, 28 50 26 57 63 64 Flow Combiner Valve