The size of the wiper should match the rod diameter to provide effective cleaning action without causing damage The size of the wiper should match the rod diameter to provide effective cleaning action without causing damagehydraulic cylinder seal kits by size. Guide rings, also known as wear rings, aid in aligning the piston rod and reducing friction; their size should be compatible with both the rod and the cylinder bore.
Return springs are essential for retracting the brake shoes after the brake pedal is released. They pull the shoes back into position, preventing them from dragging against the drum, which would lead to excessive wear and reduced fuel efficiency. Proper tension in the return springs is critical for the quick and effective operation of the brake system.
