Safety chains should be already
hanging on hooks by the large
Install safety chains (21) on hooks (20)
from large links on chains.
Unhook two safety chains (21) from
trailer and attach to truck clevises (22).
Using primary mover (truck), pull out
drawbar to extended position (Pulled Out),
if extension drawbar kit is installed and
unstowed, (Para 2-10).
Remove wheel chocks.
To disconnect trailer from vehicle, chock trailer wheels, (Para 2-20).
Do not stand between trailer drawbar and truck coupler during hook-up procedures to prevent
being pinned between truck and trailer. Serious injury or death could result to personnel.
Wheels on trailer must be chocked to prevent trailer from moving during hook-up
procedures. Serious injury or death could result to personnel.
Unhook two safety chains (21) from clevises (22) and attach to trailer.
Hook safety chains (21) to chain links (23).