SECTION 2 UPPERSTRUCTURE CONTENTS Group 1 Cab Remove and Install Cab.........................W2-1-1 Group 5 Control Valve Remove and Install Control Valve...........W2-5-1 Dimensions of Cab Glass.......................W2-1-9 Group 2 Counterweight Remove and Install Counterweight ........W2-2-1 Group 3 Main Frame Remove and Install Main Frame ............W2-3-1 Group 4 Pump Device Remove and Install Pump Device..........W2-4-1 Disassemble Control Valve (4-Spool Side) .......................................W2-5-4 Assemble Control Valve (4-Spool Side) .....................................W2-5-16 Disassemble Control Valve (5-Spool Side) .....................................W2-5-34 Assemble Control Valve (5-Spool Side) .....................................W2-5-46 Disassemble Housing...........................W2-5-58 Disassemble Pump Device ....................W2-4-8 Assemble Housing................................W2-5-60 Assemble Pump Device.......................W2-4-14 Disassemble Main Pump .....................W2-4-22 Assemble Main Pump ..........................W2-4-30 Disassemble Regulator........................W2-4-44 Assemble Regulator.............................W2-4-46 Assemble Pilot Pump...........................W2-4-50 Disassemble Pilot Pump ......................W2-4-48 1V7W-2-1