UPPERSTRUCTURE / Control Valve 6 5 Check Valve (Arm Regenerative Circuit) 4 3 9 10 8 7 2 16 6 1 12 11 3 4 8 15 7 19 20 Overload Relief Valve (Bucket: Rod Side) 13 22 21 23 30 24 7 25 26 29 28 Boom Anti-Drift Valve 8 19 32 20 10 9 Overload Relief Valve (Boom Bottom Side) 33 34 37 31 35 36 47 6 51 50 54 59 58 57 56 55 63 59 Arm Regenerative Valve 4 62 W1V7-02-05-017 W2-5-8