Title: Check the operation of the air reservoir and tank drain valves.
Course: Diesel Equipment Technology I (20107-I) > Section: Preventive Maintenance and Inspection: Servicing Air Brakes

Checking should include operating the air reservoir and tank drain valves.

VIII: Hydraulics: C. Filtration/Reservoirs (Tanks)

ASE 3: III. Brakes: B. Air Brakes: Air Supply and Service System (P-1)

Process/Skill Questions:

- What would one drain from the system?
- Why should the system be drained at the intervals recommended by the manufacturer?
- What may occur when the reservoir and tanks are not drained?