What to do when there comes water in whistles?

a. Condensate drain clogged

To do:

1. Check that condensate is flowing from drain outlet
2. Check that pressure in drain system is below 1 bar</p>
3. Open service-valves or remove material clogging the drain.

b. Condensate drain valve defective

To do:

1. Check that condensate, but not steam is flowing from all drain valves.
2. Follow procedure for defective drain valve