SECTION 1 GENERAL CONTENTS Group 1 Precautions for Disassembling and Assembling Precautions for Disassembling and Assembling............................................ W1-1-1 Maintenance Standard Terminology......... W1-1-7 Group 2 Tightening Tightening Torque Specifications ............. W1-2-1 Torque Chart............................................ W1-2-2 Piping Joint.............................................. W1-2-5 Periodic Replacement Parts .................... W1-2-9 Group 3 Painting Painting ................................................... W1-3-1 Group 4 Bleed Air from Hydraulic Oil Tank Bleed Air from Hydraulic Oil Tank ............ W1-4-1 4HAW-1-1