TRAILER OPERATION - Continued
OPERATING TRAILER LIGHTS - Continued
Towing vehicle speed should be reduced to 5-10 mph (8-16 km/h) during
blackout conditions. Failure to comply may result in serious injury or death to
Operate Trailer Blackout Lights.
Review and perform towing vehicle operating procedures to operate main light switch of
towing vehicle. Trailer blackout lights are energized by positioning the main light switch of the
towing vehicle to the appropriate position.
OPERATING TRAILER SERVICE BRAKES
Consult towing vehicle operating procedures to determine required front and
rear brake air pressure. Do not operate towing vehicle until psi reaches
required level (trailer spring brakes will not release unless there is at least 60
psi/414 kPa). Failure to comply may result in serious injury or death to
personnel or damage to equipment.
During normal operation, brakes of towing vehicle and trailer are applied at same time
when brake pedal is depressed.
Push down and hold towing vehicle brake pedal to slow or stop towing vehicle and trailer.
Personnel must not occupy towed trailer during towing operation. Towed trailer
may become disconnected while being towed. Failure to comply may result in
serious injury or death to personnel.
Do not exceed maximum trailer speed and grade limitations during normal
operations. Do not exceed maximum approach or departure angles or ford
water greater than maximum depth. Failure to comply may result in serious
injury or death to personnel or damage to equipment.