OPERATION OF MEDIUM WRECKER (Contd)
Do not get underneath the wrecker boom when raised unless properly
secured. Failure to do this may result in injury or death to personnel.
If more height is needed than full length of shipper braces allow, use boom jacks. Refer to paragraph d,
step 13 for installation of boom jacks.
Reinsert T-shaped retaining pins (18) in lined-up holes and secure with retaining clips (19).
Lower boom (8) to support boom (8) weight on shipper braces (17).