Table 2-1. Preventive Maintenance Checks and Services (Cont)
Item to be
Brake drums can become very hot
during vehicle operations. Place hand
near drum to check for excessive heat
but do not touch drum. Failure to comply
may result in injury to personnel.
Brake drum clearance must be checked
along centerline of brake shoe. Failure to
comply may result in damage to equipment.
Over time a ridge will form on the outer
edge of the brake shoes. This is normal and
does not affect brake shoe serviceability.
Examine and compare each brake drum for
h. Brake drums
evidence of overheating. Excessive heating
of brake drums may indicate a dragging
hot, cool, or
brake shoe. Cool brake drums could mean
improper adjustment, defective or inoperative
brakes, or rust on braking surfaces.