Table 3-1. Operator/Crew PMCS.
Perform weekly as well as before PMCS if:
You are the assigned operator but
have not operated the semitrailer
since the last weekly PMCS.
You are operating the semitrailer for
the first time.
manual. Insure all operations are
adhered to, i.e., coupling, fifth wheel
load and position, load capabilities,
speeds, on/off road operation, and
adverse weather/road operations.
Perform the following inspections and
checks before connecting the semitrailer
to the towing vehicle.
a. Visually inspect kingpin for obvious damage
Kingpin is damaged or
and wear. Make sure kingpin and bolster
shows obvious wear.
plate are greased.
b. Visually inspect bolster plate for obvious
Bolster plate is bowed
damage, bowing, and cracked welds.
or welds are cracked.
c. Check to make sure bolster plate drain holes
Bolster plate drain holes
are not plugged.
Check for obvious damage or missing hardware.
Damaged or missing
Visually check for damage.
Inspect gladhands for damage, missing or Gladhands are
worn/cracked seals, missing hardware, and free damaged, seals
hardware, and free