Idling And Shut Down Tips

Question 1

True or false

Idling a Diesel engine causes no damage.

Answer 1

False

Idling produces sulfuric acid which breaks down engine oil and eats into bearings, rings, valve stems and engine surfaces

Question 2

When should you use high idle? What rpm does it bring the engine to?

Answer 2

For emergency light use, cab lighting, heat, a/c or engine cooling

approx 1,100 rpm

Question 3

What amp does ladder and engine alternators produce?

Answer 3

400amp

Question 4

At idle what amp does the alternator produce?

Answer 4

200-300 amps

Question 5

What should the proper voltmeter read?

Answer 5

13.5-14.8 volts on scene or driving

Question 6

What is the battery voltage?

Answer 6

12.8 volts

Question 7

How long should you allow your truck to idle with no load before shutting down?

Answer 7

2 to 4 minuets

Question 8

What may cause engine and turbo damage?

Answer 8

Shutting truck off and coasting I to the bay