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Unbalanced brake air pressures can be caused by ___________. a) malfunctioning relay valves b) glazed friction material c) improperly installed automatic slacks d) polished drums or rotors
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Unbalanced brake air pressures can be caused by ___________.

a) malfunctioning relay valves
b) glazed friction material
c) improperly installed automatic slacks
d) polished drums or rotors

User Sahaquiel
by
7.1k points

1 Answer

1 vote

Final answer:

Malfunctioning relay valves, improperly installed automatic slacks, and polished drums or rotors can cause unbalanced brake air pressures.

Step-by-step explanation:

Unbalanced brake air pressures can be caused by malfunctioning relay valves, improperly installed automatic slacks, and polished drums or rotors. These issues can affect the distribution of air pressure to the brake chambers, leading to uneven braking performance.

User James Burke
by
7.7k points
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