FLOATING SEAL

INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
FAILURE SIGNS AND DIAGNOSIS FOR REUSE . . . . . . . . . . . 2
• Inspection points for parts reusage diagnosis
• Standards for turning a sealed & lubricated track
• Standards for reusage of track parts
• Failure signs and diagnosis for reuse
• Seals, bushings, spacers, links and pins
EXAMPLES OF FAILURE ANALYSES
OF SEALED & LUBRICATED TRACK . . . . . . . . . . . . . . . . . . 28
CONSTRUCTION AND FUNCTION . . . . . . . . . . . . . . . . . . . . . 31
• General
• Structure of sealed & lubricated track
• Functions of sealed & lubricated track parts
• Materials and heat treatment
TECHNICAL POINTS REQUIRED
FOR A "WET TURN" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
• Functional requirements for lubrication of
pins, bushings, etc.
• Precautions for the sealing mechanism
• Precautions for the track link movement while
traveling (crawling)
PREVENTIVE MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . 41

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