Table 2-1. Preventive Maintenance Checks and Services (Cont)
Item to be
Brake shoes may be covered with dust.
Breathing this dust may be harmful to
your health. Do not used compressed
air to clean brake shoes. Wear a filter
mask approved for use against brake
dust. Failure to comply may result in
injury to personnel.
Wear appropriate eye protection when
working under vehicle due to the
possibility of falling debris. Failure to
comply may result in injury to personnel.
a. Shut down engine (TM 9-2320-365-10) and
drain primary air tank. Rear service brakes
should not apply. If rear service brakes apply,
inversion valve is inoperative. Replace inversion
valve (para 11-12). If rear brakes are not
applied, depress brake pedal. Depressing brake
pedal should apply front brakes and control rear
spring brakes through inversion valve and
modulation of relay valve.
a. Rear portion of