The inversion valve is mandated in all applications

1. True

2. False

The inversion valve:

1. Used for a modulated application of the spring brakes

2. Is in case of a primary system failure

3. Is controlled from the front brake application air

4. All of the above

5. None of the above

The inversion valve is used to descrease stopping distance in the event of a rear brake failure and is optional.

1. True

2. False

To verify its operation, the inversion valve can be checked by draining the primary tank to zero, making a foot brake application, and verifying rear brake actuation

1. True

2. False