UPPERSTRUCTURE / Control Valve DISASSEMBLE HOUSING W1V7-02-05-016 1 - Housing (5-Spool Side) 3 - Socket Bolt (9 Used) 5 - O-Ring (12 Used) 6 - O-Ring (3 Used) 2 - Housing (4-Spool Side) 4 - O-Ring (16 Used) W2-5-58 3 4 4 5 4 5 4 5 4 4 6 4 6 4 5 5 4 3 1 2 2