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 Housing Side).........................W2-5-4 Assemble Control Valve (4-Spool Housing Side).......................W2-5-10 Disassemble Control Valve (5-Spool Housing Side).......................W2-5-16 Assemble Control Valve (5-Spool Housing Side).......................W2-5-20 Disassemble Control Valve (4-Spool Disassemble Pump Device ..................W2-4-14 Housing Upper and Lower Sides).......W2-5-26 Assemble Pump Device.......................W2-4-24 Assemble Control Valve (4-Spool Maintenance Standard .........................W2-4-37 Allowable Limits for Cylinder Block ..
W2-4-38 Housing Upper and Lower Sides).......W2-5-32 Disassemble Control Valve (5-Spool Disassemble Regulator........................W2-4-39 Housing Upper and Lower Sides).......W2-5-40 Assemble Regulator.............................W2-4-42 Assemble Control Valve (5-Spool Disassemble Fan Pump.......................W2-4-46 Assemble Fan Pump............................W2-4-53 Housing Upper and Lower Sides).......W2-5-46 Disassemble Control Valve Maintenance Standard (Fan Pump) .....W2-4-59 (4-Spool Control Valve).......................W2-5-52 Disassemble Regulator (Fan Pump)....W2-4-60 Assemble Control Valve Structure of Pilot Pump ........................W2-4-70 Assemble Regulator (Fan Pump).........W2-4-64 (4-Spool control Valve)........................W2-5-56 Disassemble Control Valve (5-Spool Control Valve).......................W2-5-58 Assemble Control Valve (5-Spool control Valve)........................W2-5-62 Disassemble Control Valve (Housing Front and Rear Sides) .........W2-5-64 Assemble Control Valve (Housing Front and Rear Sides) .........W2-5-66 Disassemble Housing...........................W2-5-68 Assemble Housing................................W2-5-70 1J1W-2-1