Oil and water usually collect in compressed air tanks. If you do not have an automatic tank drain, when should you drain the air tanks?
a) After every four hours of service
b) Once a week
c) After every working day
Answer: c) After every working day
a) After every four hours of service
b) Once a week
c) After every working day
Answer: c) After every working day
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.