EXTERNAL AIR TRANSPORT BY CH-47 HELICOPTER - CONTINUED
MACHINE DISASSEMBLY AND SECTIONALIZATION - CONTINUED
To prevent scraper from rolling, ensure scraper wheels are securely blocked prior to sectionalization.
Failure to secure scraper against movement may cause injury or death to personnel or damage to
Remove draft arms from attachment to scraper bowl:
Remove bolt, two bolts, washers, and retainer bar from pin.
Do NOT stand in front of puller tool
when removing pin. Pin may be under
tension and could fly free when
removed. Injury to personnel could
Use pin puller tool to remove pin at end of each
draft arm, to separate draft arm from scraper