Technician A says the hydraulic tubing used in the brake system is double-wall, welded-steel tube. Technician B says brake tubing is coated with a tin- or lead-based alloy to reduce vibration. Who is correct?

Question

Quizplus · Accepted Answer

Hydraulic tubing used in the brake system is double-wall, welded steel tube. This is correct. However, brake tubing is not coated with a tin- or lead-based alloy to reduce vibration. Instead, brake tubing is coated with a rust-preventative coating to prevent corrosion.

Technician a Says the Hydraulic Tubing Used in the Brake