ASE A2 Questions and Answers Already Passed

ASE A2 Questions and Answers Already Passed What is the purpose of a brake band? - Answer ️️ -It stops and holds the drum that is connected to a member of the planetary gearset. What are brake bands made out of? - Answer ️️ -Brake bands are flexible steel plates lined with friction material. That material can be organic or semi-metallic. What aids in brake band hear dissipation? - Answer ️️ -The friction material absorbs trans fluid. When the brake band tightens around the drum, why doesnt trans fluid get trapped in between the two surfaces? - Answer ️️ -Trans fluid is squeezed out into grooves cut in the lining. What is the benefit of using a softer metal like iron for the drum? - Answer ️️ -The dimpled surface aids in both clamping force and heat dissapation. How can you tell if a drum is made out of harder metal? - Answer ️️ -The surface is usually smooth. What are the benefits of having a double wrapped band? - Answer ️️ -Double wrapped bands have more clamping force and require less hydraulic pressure to produce the same amount of stopping power. What happens as the brake band wears? - Answer ️️ -A gap forms between the band and drum, causing slippage. What controls brake band application? - Answer ️️ -A hydraulically controlled servo. What sets a clutch apart from a brake band? Why are they two separate style components? - Answer ️️ -Brake bands only stop and hold. Clutches stop, hold, and drive. Name three different components that automatic transmissions use to control and lubricate the transmission. - Answer ️️ -Pressure Regulator Valve