9-1
GROUP 9
BASE OF BODY
REPAIR
CONTENTS
WELDING. . . . . . . . . . . . . . . . . . . . . . 9-2
WELDING . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2
ELECTRIC RESISTANCE SPOT
WELDING . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2
GAS SHIELD ARC WELDING . . . . . . . . . . 9-8
OTHER TYPES OF WELDING . . . . . . . . . . 9-11
BODY REPAIR. . . . . . . . . . . . . . . . . . 9-14
STANDARD BODY REPAIR
PROCEDURES. . . . . . . . . . . . . . . . . . . . . . 9-14
THEFT PROTECTION . . . . . . . . . . . . . . . . 9-22
ATTACHMENT OF SILENCERS . . . . . . . . 9-24
POSITIONING DIMENSIONS FOR
OPENINGS . . . . . . . . . . . . . . . . . . . . . . . . . 9-25
STANDARD PROCEDURES FOR SHEET
METAL WORK . . . . . . . . . . . . . . . . . . . . . . 9-25
USING A FRAME STRAIGHTENER . . . . . . 9-27
FRAME REPAIR PROCEDURES . . . . . . . . 9-28
NOTES REGARDING REPAIR WORK . . . . 9-30
HEAT-WITHSTAND TEMPERATURES OF
RESIN-PLASTIC PARTS . . . . . . . . . . . . . . 9-32
HOW TO DISTINGUISH TYPES OF
PLASTICS . . . . . . . . . . . . . . . . . . . . . . . . . . 9-35
CORROSION PROTECTION . . . . . . . 9-36
ANTICORROSION TREATMENT AT
THE FACTORY . . . . . . . . . . . . . . . . . . . . . . 9-36
ANTICORROSION TREATMENT AT
THE TIME OF BODY REPAIR WORK . . . . 9-39